$243+ Cheap flights from O'Hare Intl (ORD) to Portugal
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LIS
Aug 1 — Aug 81
Round-trip
1 adult, Economy
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Cheapest flights from O'Hare Intl to PortugalExplore the most affordable flight options available from O'Hare Intl to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2026.
Explore the most affordable flight options available from O'Hare Intl to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2026.
This oojo deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:15 pm
ORD
- OPO
1 stop33h 50m
Scandinavian Airlines
Sun 11/85:35 pm
OPO
- ORD
1 stop29h 10m
Scandinavian Airlines
Deal found 6/28![Scandinavian Airlines logo]()
$562
This eDestinos deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/318:15 pm
ORD
- OPO
1 stop15h 30m
Scandinavian Airlines
Wed 11/1111:55 am
OPO
- ORD
1 stop34h 50m
Scandinavian Airlines
Deal found 6/28![Scandinavian Airlines logo]()
$566
This eDestinos deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/288:15 pm
ORD
- OPO
1 stop15h 45m
Scandinavian Airlines
Sat 10/3112:00 pm
OPO
- ORD
1 stop34h 45m
Scandinavian Airlines
Deal found 7/1![Scandinavian Airlines logo]()
$601
This Kiwi.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:15 pm
ORD
- OPO
1 stop15h 50m
Scandinavian Airlines
Fri 9/45:55 pm
OPO
- ORD
1 stop28h 15m
Scandinavian Airlines
Deal found 6/29![Scandinavian Airlines logo]()
$610
This Scandinavian Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/17:15 pm
ORD
- FNC
2 stops37h 50m
Scandinavian Airlines
Tue 11/103:55 pm
FNC
- ORD
2 stops30h 50m
Scandinavian Airlines
Deal found 6/30![Scandinavian Airlines logo]()
$621
This Mytrip deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:25 pm
ORD
- OPO
3 stops30h 35m
Multiple Airlines
Tue 9/2210:25 pm
OPO
- ORD
2 stops25h 50m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$623
This Mytrip deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/148:40 am
ORD
- FAO
2 stops30h 50m
Multiple Airlines
Fri 8/2110:00 pm
FAO
- ORD
2 stops22h 44m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$630
This oojo deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:00 pm
ORD
- OPO
1 stop17h 00m
TAP AIR PORTUGAL
Thu 10/17:00 am
OPO
- ORD
1 stop11h 40m
TAP AIR PORTUGAL
Deal found 6/30![TAP AIR PORTUGAL logo]()
$632
This oojo deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:00 pm
ORD
- OPO
1 stop15h 00m
TAP AIR PORTUGAL
Wed 10/75:05 am
OPO
- ORD
1 stop16h 55m
TAP AIR PORTUGAL
Deal found 7/1![TAP AIR PORTUGAL logo]()
$634
This Mytrip deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2011:05 am
ORD
- OPO
3 stops28h 10m
Multiple Airlines
Thu 8/2710:20 pm
OPO
- ORD
2 stops22h 35m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$640
This Kiwi.com deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:15 pm
ORD
- OPO
1 stop15h 50m
Scandinavian Airlines
Thu 8/2712:20 pm
OPO
- ORD
1 stop33h 50m
Scandinavian Airlines
Deal found 6/28![Scandinavian Airlines logo]()
$641
This oojo deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/207:15 pm
ORD
- OPO
1 stop33h 45m
Scandinavian Airlines
Sun 11/15:35 pm
OPO
- ORD
1 stop29h 10m
Scandinavian Airlines
Deal found 7/1![Scandinavian Airlines logo]()
$646
Best flights from O'Hare Intl to PortugalDiscover carefully curated flight deals from O'Hare Intl to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 2, 2026.
Discover carefully curated flight deals from O'Hare Intl to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 2, 2026.
This oojo deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:50 pm
ORD
- FNC
1 stop16h 45m
TAP AIR PORTUGAL
Thu 8/2710:00 pm
FNC
- ORD
1 stop24h 00m
TAP AIR PORTUGAL
Deal found 6/27![TAP AIR PORTUGAL logo]()
$767
This Kiwi.com deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/164:55 pm
ORD
- FAO
1 stop24h 20m
Multiple Airlines
Tue 9/16:10 pm
FAO
- ORD
2 stops29h 40m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$773
This United Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:00 am
ORD
- PDL
1 stop21h 40m
United Airlines
Wed 8/269:35 am
PDL
- ORD
1 stop29h 18m
United Airlines
Deal found 6/30![United Airlines logo]()
$792
This KLM deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:25 pm
ORD
- FNC
2 stops42h 10m
KLM
Mon 10/510:20 am
FNC
- ORD
1 stop33h 55m
KLM
Deal found 6/30![KLM logo]()
$866
This Scandinavian Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:15 pm
ORD
- LIS
2 stops20h 50m
Scandinavian Airlines
Sat 9/127:15 am
LIS
- ORD
2 stops18h 44m
Scandinavian Airlines
Deal found 7/1![Scandinavian Airlines logo]()
$877
This Turkish Airlines deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1711:25 am
ORD
- OPO
1 stop22h 20m
Turkish Airlines
Wed 9/2310:45 am
OPO
- ORD
1 stop28h 55m
Turkish Airlines
Deal found 6/29![Turkish Airlines logo]()
$880
This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/305:20 pm
ORD
- OPO
2 stops16h 10m
Delta
Wed 12/95:00 am
OPO
- ORD
2 stops19h 10m
Delta
Deal found 7/2![Delta logo]()
$894
This lol.travel deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:05 pm
ORD
- FNC
1 stop18h 30m
TAP AIR PORTUGAL
Fri 8/287:35 pm
FNC
- ORD
1 stop26h 30m
TAP AIR PORTUGAL
Deal found 6/28![TAP AIR PORTUGAL logo]()
$774
This United deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:00 am
ORD
- PDL
1 stop21h 40m
Multiple Airlines
Wed 8/269:35 am
PDL
- ORD
2 stops27h 16m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$795
This United Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/18:07 pm
ORD
- PDL
1 stop31h 33m
United Airlines
Tue 8/1111:00 am
PDL
- ORD
1 stop17h 22m
United Airlines
Deal found 7/1![United Airlines logo]()
$877
This Mytrip deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:25 pm
ORD
- OPO
2 stops21h 55m
Multiple Airlines
Sat 9/193:30 pm
OPO
- ORD
3 stops35h 50m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$807
This Scandinavian Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/227:15 pm
ORD
- LIS
2 stops20h 45m
Scandinavian Airlines
Fri 11/277:05 am
LIS
- ORD
2 stops20h 59m
Scandinavian Airlines
Deal found 7/1![Scandinavian Airlines logo]()
$891
This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/258:55 am
ORD
- LIS
2 stops19h 35m
Delta
Fri 1/85:00 am
LIS
- ORD
2 stops23h 04m
Delta
Deal found 7/2![Delta logo]()
$903
This KLM deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/254:20 pm
ORD
- FNC
1 stop20h 20m
KLM
Sat 10/37:30 pm
FNC
- ORD
2 stops26h 44m
KLM
Deal found 6/27![KLM logo]()
$919
This Turkish Airlines deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/128:10 pm
ORD
- OPO
1 stop37h 40m
Turkish Airlines
Wed 9/2310:45 am
OPO
- ORD
1 stop28h 55m
Turkish Airlines
Deal found 6/29![Turkish Airlines logo]()
$920
This oojo deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:00 pm
ORD
- FNC
1 stop11h 40m
TAP AIR PORTUGAL
Fri 10/99:25 am
FNC
- ORD
1 stop12h 35m
TAP AIR PORTUGAL
Deal found 7/2![TAP AIR PORTUGAL logo]()
$843
This Kiwi.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:05 pm
ORD
- FNC
1 stop15h 15m
Multiple Airlines
Fri 9/257:00 am
FNC
- ORD
1 stop15h 00m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$816
This Delta deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/112:00 pm
ORD
- LIS
2 stops18h 55m
Delta
Fri 10/165:00 am
LIS
- ORD
1 stop15h 15m
Delta
Deal found 6/28![Delta logo]()
$906
This TAP AIR PORTUGAL deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/166:00 pm
ORD
- TER
1 stop24h 15m
TAP AIR PORTUGAL
Sun 8/237:10 am
TER
- ORD
1 stop13h 50m
TAP AIR PORTUGAL
Deal found 7/2![TAP AIR PORTUGAL logo]()
$851
This KLM deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/214:50 pm
ORD
- FAO
1 stop18h 35m
KLM
Mon 9/289:45 pm
FAO
- ORD
1 stop22h 30m
KLM
Deal found 6/29![KLM logo]()
$970
This Delta deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/1310:30 am
ORD
- LIS
2 stops18h 50m
Delta
Sun 12/2711:30 am
LIS
- ORD
2 stops16h 04m
Delta
Deal found 6/29![Delta logo]()
$909
This United Airlines deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/103:40 pm
ORD
- LIS
1 stop11h 40m
United Airlines
Sun 8/235:05 am
LIS
- ORD
1 stop13h 50m
United Airlines
Deal found 6/28![United Airlines logo]()
$1,016
This Gotogate deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/166:00 pm
ORD
- FNC
1 stop24h 10m
TAP AIR PORTUGAL
Sun 8/235:50 am
FNC
- ORD
1 stop16h 10m
TAP AIR PORTUGAL
Deal found 7/2![TAP AIR PORTUGAL logo]()
$851
This Mytrip deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/89:00 pm
ORD
- OPO
1 stop18h 20m
Multiple Airlines
Mon 8/1710:25 pm
OPO
- ORD
1 stop21h 35m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$872
This United Airlines deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/279:00 am
ORD
- PDL
2 stops18h 40m
United Airlines
Mon 8/311:00 am
PDL
- ORD
2 stops13h 32m
United Airlines
Deal found 6/28![United Airlines logo]()
$1,030
This TAP AIR PORTUGAL deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:50 pm
ORD
- LIS
Nonstop8h 10m
TAP AIR PORTUGAL
Wed 8/2611:20 am
LIS
- ORD
Nonstop9h 25m
TAP AIR PORTUGAL
Deal found 6/30![TAP AIR PORTUGAL logo]()
$866
This Delta deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/284:25 pm
ORD
- LIS
1 stop12h 05m
Delta
Wed 12/3011:15 am
LIS
- ORD
1 stop16h 29m
Delta
Deal found 7/1![Delta logo]()
$959
This Mytrip deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/278:45 am
ORD
- FAO
3 stops32h 45m
Multiple Airlines
Mon 8/38:45 pm
FAO
- ORD
2 stops24h 10m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$929
This United Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/611:15 am
ORD
- LIS
2 stops17h 50m
United Airlines
Wed 8/125:05 am
LIS
- ORD
1 stop15h 50m
United Airlines
Deal found 7/2![United Airlines logo]()
$1,035
This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:00 pm
ORD
- OPO
2 stops15h 25m
Delta
Wed 10/75:00 am
OPO
- ORD
2 stops19h 26m
Delta
Deal found 7/2![Delta logo]()
$964
Last-minute flights from O'Hare Intl to PortugalDiscover last-minute flight deals from O'Hare Intl to Portugal. Data last updated July 2, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Portugal. Data last updated July 2, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/123:45 pm
ORD
- OPO
2 stops24h 10m
Multiple Airlines
Mon 8/1710:25 pm
OPO
- ORD
2 stops22h 30m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$666
This Mytrip deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/148:40 am
ORD
- FAO
2 stops30h 50m
Multiple Airlines
Fri 8/2110:00 pm
FAO
- ORD
2 stops22h 44m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$630
This Mytrip deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/148:40 am
ORD
- OPO
2 stops30h 10m
Multiple Airlines
Fri 8/219:45 pm
OPO
- ORD
2 stops22h 59m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$667
This oojo deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:15 pm
ORD
- OPO
1 stop33h 45m
Scandinavian Airlines
Sun 8/308:20 pm
OPO
- ORD
1 stop25h 50m
Scandinavian Airlines
Deal found 6/30![Scandinavian Airlines logo]()
$653
This Ticket deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/179:39 pm
ORD
- PDL
2 stops29h 41m
Air Canada
Wed 8/269:35 am
PDL
- ORD
1 stop10h 20m
Air Canada
Deal found 6/30![Air Canada logo]()
$735
This Mytrip deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:25 pm
ORD
- FAO
2 stops18h 20m
Multiple Airlines
Wed 9/27:45 pm
FAO
- ORD
2 stops31h 35m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$744
This Kiwi.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:15 pm
ORD
- OPO
1 stop15h 50m
Scandinavian Airlines
Fri 9/45:55 pm
OPO
- ORD
1 stop28h 15m
Scandinavian Airlines
Deal found 6/29![Scandinavian Airlines logo]()
$610
This Mytrip deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2011:05 am
ORD
- OPO
3 stops28h 10m
Multiple Airlines
Thu 8/2710:20 pm
OPO
- ORD
2 stops22h 35m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$640
This Kiwi.com deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:15 pm
ORD
- OPO
1 stop15h 50m
Scandinavian Airlines
Thu 8/2712:20 pm
OPO
- ORD
1 stop33h 50m
Scandinavian Airlines
Deal found 6/28![Scandinavian Airlines logo]()
$641
This Mytrip deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/203:45 pm
ORD
- FAO
2 stops23h 50m
Multiple Airlines
Mon 8/248:05 pm
FAO
- ORD
2 stops24h 39m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$655
This Mytrip deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/203:45 pm
ORD
- FAO
2 stops22h 40m
Multiple Airlines
Thu 8/278:45 pm
FAO
- ORD
2 stops26h 12m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$722
This Mytrip deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/318:40 am
ORD
- OPO
2 stops31h 05m
Multiple Airlines
Mon 9/710:25 pm
OPO
- ORD
2 stops22h 27m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$650
One-way flights from O'Hare Intl to PortugalSearch for one-way flight options from O'Hare Intl to Portugal. Find affordable one-way fares based on user searches. Data last updated July 2, 2026.
Search for one-way flight options from O'Hare Intl to Portugal. Find affordable one-way fares based on user searches. Data last updated July 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2810:25 pm
ORD
- LIS
2 stops41h 30m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$243
This KAYAK deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1111:45 am
ORD
- LIS
2 stops17h 00m
Aer Lingus
Deal found 6/30![Aer Lingus logo]()
$252
This Kiwi.com deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/317:25 pm
ORD
- LIS
3 stops37h 45m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$255
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/317:25 pm
ORD
- OPO
3 stops43h 10m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$256
This Kiwi.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/307:25 pm
ORD
- LIS
2 stops31h 35m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/210:25 pm
ORD
- OPO
3 stops58h 25m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/297:25 pm
ORD
- LIS
3 stops22h 05m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$288
This Kiwi.com deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/267:25 pm
ORD
- LIS
2 stops31h 35m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$294
This Kiwi.com deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2310:25 pm
ORD
- LIS
3 stops40h 45m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$314
This Kiwi.com deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/207:25 pm
ORD
- LIS
2 stops20h 10m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$316
This Kiwi.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/317:30 pm
ORD
- OPO
2 stops17h 00m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1710:25 pm
ORD
- LIS
2 stops41h 30m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$319
Find flight deals from O'Hare Intl to Portugal
Keep the following information in mind while searching for O'Hare Intl to Portugal flight deals. Data was last updated July 2, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $562 (oojo) |
One-way from | $243 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $1,043 |
Good round-trip deal | $707 or less |
Good one-way deal | $577 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from O'Hare Intl to Portugal that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 2, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Portugal that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoFunchal
ORD - FNC
ORDFNC
Chicago O'Hare Intl
Thu 8/20
7:50 pm-6:35 pm
1 stop16h 45m
Funchal Madeira
Thu 8/27
10:00 pm-4:00 pm
1 stop24h 00m
$767
ChicagoFaro
ORD - FAO
ORDFAO
Chicago O'Hare Intl
Sun 8/16
4:55 pm-11:15 pm
1 stop24h 20m
Faro
Tue 9/1
6:10 pm-5:50 pm
2 stops29h 40m
$773
ChicagoFunchal
ORD - FNC
ORDFNC
Chicago O'Hare Intl
Sat 8/22
6:05 pm-6:35 pm
1 stop18h 30m
Funchal Madeira
Fri 8/28
7:35 pm-4:05 pm
1 stop26h 30m
$774
ChicagoPonta Delgada
ORD - PDL
ORDPDL
Chicago O'Hare Intl
Mon 8/17
6:00 am-8:40 am
1 stop21h 40m
Ponta Delgada Nordela
Wed 8/26
9:35 am-9:53 am
1 stop29h 18m
$792
ChicagoPonta Delgada
ORD - PDL
ORDPDL
Chicago O'Hare Intl
Mon 8/17
6:00 am-8:40 am
1 stop21h 40m
Ponta Delgada Nordela
Wed 8/26
9:35 am-7:51 am
2 stops27h 16m
$795
ChicagoPorto
ORD - OPO
ORDOPO
Chicago O'Hare Intl
Wed 9/9
7:25 pm-11:20 pm
2 stops21h 55m
Porto
Sat 9/19
3:30 pm-9:20 pm
3 stops35h 50m
$807
ChicagoFunchal
ORD - FNC
ORDFNC
Chicago O'Hare Intl
Sat 9/19
6:05 pm-3:20 pm
1 stop15h 15m
Funchal Madeira
Fri 9/25
7:00 am-4:00 pm
1 stop15h 00m
$816
ChicagoFunchal
ORD - FNC
ORDFNC
Chicago O'Hare Intl
Thu 9/24
6:00 pm-11:40 am
1 stop11h 40m
Funchal Madeira
Fri 10/9
9:25 am-4:00 pm
1 stop12h 35m
$843
ChicagoLajes
ORD - TER
ORDTER
Chicago O'Hare Intl
Sun 8/16
6:00 pm-11:15 pm
1 stop24h 15m
Lajes
Sun 8/23
7:10 am-4:00 pm
1 stop13h 50m
$851
ChicagoFunchal
ORD - FNC
ORDFNC
Chicago O'Hare Intl
Sun 8/16
6:00 pm-12:10 am
1 stop24h 10m
Funchal Madeira
Sun 8/23
5:50 am-4:00 pm
1 stop16h 10m
$851
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from O'Hare Intl to Portugal
Have a flexible travel schedule? Discover the best time to fly to Portugal from O'Hare Intl with our price prediction graph.
ORD-OPO
ORD-FAO
ORD-PDL
ORD-FNC
ORD-LIS
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Chicago O'Hare Intl Airport to Portugal
ORD-PT0
ORD-OPO
ORD-FAO
ORD-PDL
ORD-FNC
What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Portugal?
Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Portugal (average of $369). Flying from Chicago O'Hare Intl Airport to Portugal in June is currently the most expensive (average of $676). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from ORD to PT?
Find hourly flight availability from O'Hare Intl to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 2, 2026.
When flying from Chicago O'Hare Intl Airport to Portugal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How often are flights from Chicago to Portugal delayed?
About 37% of weekly flights between Chicago and Portugal have experienced delays in the past year, with the average delay time being 130 minutes.
What is the most punctual flight time for Chicago to Portugal flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Chicago to Portugal flights?
Over the last year, TAP AIR PORTUGAL have had the lowest number of delays on this route, with just 36% of flights being delayed.
How far ahead should I book a flight from Chicago O'Hare Intl Airport to Portugal?
The best time to book flights from Chicago O'Hare Intl Airport to Portugal is 55 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Reviews of airlines servicing Portugal
Get insights into the airlines that provide service to Portugal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portugal. Reviews last updated July 2, 2026.
Get a feel of what it's like to fly with United Airlines,Aer Lingus, andTAP AIR PORTUGAL from Chicago O'Hare Intl Airport to Portugal by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.7
Comfort
7.3
Crew
8.1
Entertainment
7.1
Overall
7.4
Food
6.7
Reviews
1 / 20
8.0
ExcellentRuth,Dec 2024
ORD - AMS
Boarding
7.7
Comfort
7.3
Crew
8.1
Entertainment
7.1
Overall
7.4
Food
6.7
Reviews
1 / 20
8.0
ExcellentRuth,Dec 2024
ORD - AMS
Boarding
7.7
Comfort
7.3
Crew
8.1
Entertainment
7.1
Overall
7.4
Food
6.7
Reviews
1 / 20
8.0
ExcellentRuth,Dec 2024
ORD - AMS
Boarding
7.7
Comfort
7.3
Crew
8.1
Entertainment
7.1
Overall
7.4
Food
6.7
Reviews
1 / 20
8.0
ExcellentRuth,Dec 2024
ORD - AMS
Boarding
7.7
Comfort
7.3
Crew
8.1
Entertainment
7.1
Overall
7.4
Food
6.7
Reviews
1 / 20
8.0
ExcellentRuth,Dec 2024
ORD - AMS
Boarding
7.7
Comfort
7.3
Crew
8.1
Entertainment
7.1
Overall
7.4
Food
6.7
Reviews
1 / 20
8.0
ExcellentRuth,Dec 2024
ORD - AMS
Related info for your journey
Find useful and relevant information for your journey from O'Hare Intl to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for O'Hare Intl to Portugal
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Complete your trip
Complete your trip to Portugal by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from O'Hare Intl to Portugal, based on your preferred cabin class, be it economy, premium economy, business, or first class.
O'Hare Intl and Portugal flights
Browse other O'Hare Intl and Portugal flight options. Last updated on July 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
O'Hare Intl to Portugal flights
Consider these flights traveling from O'Hare Intl to Portugal.
Fly to Portugal regions
Consider these flights traveling to Portugal regions.
Top 10 airlines flying from O'Hare Intl to Portugal
Discover the top 10 airlines that operate flights from O'Hare Intl to Portugal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$369 | Average$496 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$371 | Average$535 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$451 | Average$835 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$470 | Average$625 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$474 | Average$704 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$489 | Average$1,043 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$489 | Average$719 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$492 | Average$639 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$494 | Average$726 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$496 | Average$761 | FlexibilityNo cancel fee | On-time77% |