$223+ 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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LIS
Apr 9 — Apr 161
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 March 10, 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 March 10, 2026.
This FlightHub deal was found by Cheapflights users on 3/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/217:20 pm
ORD
- OPO
1 stop33h 40m
Scandinavian Airlines
Fri 11/275:35 pm
OPO
- ORD
1 stop29h 10m
Scandinavian Airlines
Deal found 3/6![Scandinavian Airlines logo]()
$441
This Mytrip deal was found by Cheapflights users on 3/7. 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 4/187:15 pm
ORD
- OPO
1 stop16h 25m
Scandinavian Airlines
Fri 5/15:55 pm
OPO
- ORD
1 stop28h 15m
Scandinavian Airlines
Deal found 3/7![Scandinavian Airlines logo]()
$443
This KAYAK deal was found by Cheapflights users on 3/6. 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.
Thu 11/267:20 pm
ORD
- FNC
2 stops36h 25m
Scandinavian Airlines
Sat 12/54:10 pm
FNC
- ORD
1 stop30h 35m
Scandinavian Airlines
Deal found 3/6![Scandinavian Airlines logo]()
$481
This FlightHub deal was found by Cheapflights users on 3/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/177:15 pm
ORD
- LIS
1 stop20h 50m
Scandinavian Airlines
Fri 5/19:15 pm
LIS
- ORD
1 stop24h 55m
Scandinavian Airlines
Deal found 3/9![Scandinavian Airlines logo]()
$490
This Mytrip deal was found by Cheapflights users on 3/9. 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 11/57:20 pm
ORD
- LIS
2 stops44h 40m
Scandinavian Airlines
Sun 11/154:55 pm
LIS
- ORD
1 stop29h 50m
Scandinavian Airlines
Deal found 3/9![Scandinavian Airlines logo]()
$499
This CrystalTravel deal was found by Cheapflights users on 3/5. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/297:20 pm
ORD
- LIS
1 stop14h 45m
Scandinavian Airlines
Tue 12/1512:45 pm
LIS
- ORD
2 stops34h 10m
Scandinavian Airlines
Deal found 3/5![Scandinavian Airlines logo]()
$500
This Mytrip deal was found by Cheapflights users on 3/7. 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 4/1710:25 pm
ORD
- OPO
2 stops19h 00m
Multiple Airlines
Tue 4/217:10 am
OPO
- ORD
2 stops17h 05m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$500
This CrystalTravel deal was found by Cheapflights users on 3/9. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/318:20 pm
ORD
- LIS
1 stop14h 45m
Scandinavian Airlines
Mon 11/3012:40 pm
LIS
- ORD
2 stops34h 05m
Scandinavian Airlines
Deal found 3/9![Scandinavian Airlines logo]()
$501
This oojo deal was found by Cheapflights users on 3/8. 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.
Sat 10/318:20 pm
ORD
- LIS
1 stop14h 45m
Scandinavian Airlines
Tue 11/1012:50 pm
LIS
- ORD
1 stop33h 55m
Scandinavian Airlines
Deal found 3/8![Scandinavian Airlines logo]()
$504
This Gotogate deal was found by Cheapflights users on 3/9. 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.
Fri 11/207:20 pm
ORD
- LIS
1 stop31h 40m
Scandinavian Airlines
Sun 11/294:55 pm
LIS
- ORD
1 stop29h 50m
Scandinavian Airlines
Deal found 3/9![Scandinavian Airlines logo]()
$505
This Mytrip deal was found by Cheapflights users on 3/8. 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 11/247:20 pm
ORD
- LIS
1 stop14h 45m
Scandinavian Airlines
Sun 11/296:55 am
LIS
- ORD
2 stops39h 50m
Scandinavian Airlines
Deal found 3/8![Scandinavian Airlines logo]()
$507
This FlightHub deal was found by Cheapflights users on 3/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/217:20 pm
ORD
- LIS
1 stop14h 45m
Scandinavian Airlines
Sun 11/296:55 am
LIS
- ORD
2 stops39h 50m
Scandinavian Airlines
Deal found 3/6![Scandinavian Airlines logo]()
$508
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 March 10, 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 March 10, 2026.
This Turkish Airlines deal was found by Cheapflights users on 3/6. 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.
Wed 4/298:10 pm
ORD
- LIS
1 stop21h 35m
Turkish Airlines
Mon 5/410:55 am
LIS
- ORD
1 stop28h 45m
Turkish Airlines
Deal found 3/6![Turkish Airlines logo]()
$648
This Delta deal was found by Cheapflights users on 3/6. 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 4/154:50 pm
ORD
- OPO
1 stop19h 30m
Delta
Tue 5/55:00 am
OPO
- ORD
2 stops20h 52m
Delta
Deal found 3/6![Delta logo]()
$659
This British Airways deal was found by Cheapflights users on 3/5. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/19:15 pm
ORD
- LIS
1 stop14h 45m
Multiple Airlines
Wed 5/66:35 am
LIS
- ORD
1 stop13h 50m
Multiple Airlines
Deal found 3/5![Multiple Airlines logo]()
$678
This British Airways deal was found by Cheapflights users on 3/6. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/279:15 pm
ORD
- FNC
1 stop15h 20m
British Airways
Tue 5/57:35 pm
FNC
- ORD
1 stop24h 15m
British Airways
Deal found 3/6![British Airways logo]()
$713
This Virgin Atlantic deal was found by Cheapflights users on 3/9. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/131:36 pm
ORD
- LIS
2 stops12h 24m
Virgin Atlantic
Tue 4/2112:45 pm
LIS
- ORD
1 stop14h 44m
Virgin Atlantic
Deal found 3/9![Virgin Atlantic logo]()
$731
This KLM deal was found by Cheapflights users on 3/9. 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 8/124:50 pm
ORD
- FAO
1 stop15h 10m
KLM
Tue 8/188:20 pm
FAO
- ORD
1 stop24h 10m
KLM
Deal found 3/9![KLM logo]()
$747
This TAP AIR PORTUGAL deal was found by Cheapflights users on 3/9. 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 4/196:00 pm
ORD
- FNC
1 stop21h 05m
TAP AIR PORTUGAL
Thu 4/239:55 pm
FNC
- ORD
1 stop24h 05m
TAP AIR PORTUGAL
Deal found 3/9![TAP AIR PORTUGAL logo]()
$777
This Scandinavian Airlines deal was found by Cheapflights users on 3/7. 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.
Thu 8/207:15 pm
ORD
- OPO
1 stop15h 50m
Scandinavian Airlines
Thu 8/275:00 am
OPO
- ORD
2 stops17h 10m
Scandinavian Airlines
Deal found 3/7![Scandinavian Airlines logo]()
$784
This United Airlines deal was found by Cheapflights users on 3/8. 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 4/186:20 pm
ORD
- LIS
2 stops33h 00m
United Airlines
Sun 4/2611:25 am
LIS
- ORD
2 stops28h 16m
United Airlines
Deal found 3/8![United Airlines logo]()
$799
This Icelandair deal was found by Cheapflights users on 3/8. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/187:25 pm
ORD
- LIS
2 stops20h 40m
Icelandair
Thu 4/237:00 am
LIS
- ORD
2 stops17h 15m
Icelandair
Deal found 3/8![Icelandair logo]()
$1,007
This Air Canada deal was found by Cheapflights users on 3/6. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/235:35 pm
ORD
- PDL
1 stop9h 45m
Air Canada
Sun 8/29:35 am
PDL
- ORD
2 stops27h 10m
Air Canada
Deal found 3/6![Air Canada logo]()
$1,093
This Delta deal was found by Cheapflights users on 3/6. 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 4/811:10 am
ORD
- LIS
2 stops15h 40m
Delta
Wed 4/155:00 am
LIS
- ORD
2 stops17h 42m
Delta
Deal found 3/6![Delta logo]()
$744
This British Airways deal was found by Cheapflights users on 3/6. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/209:15 pm
ORD
- FNC
1 stop15h 20m
British Airways
Mon 4/276:55 pm
FNC
- ORD
1 stop24h 55m
British Airways
Deal found 3/6![British Airways logo]()
$766
This Priceline deal was found by Cheapflights users on 3/5. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/196:00 pm
ORD
- TER
1 stop13h 50m
Multiple Airlines
Sun 4/2611:55 am
TER
- ORD
2 stops24h 46m
Multiple Airlines
Deal found 3/5![Multiple Airlines logo]()
$786
This TAP AIR PORTUGAL deal was found by Cheapflights users on 3/5. 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 4/196:00 pm
ORD
- FAO
1 stop17h 20m
TAP AIR PORTUGAL
Thu 4/236:10 pm
FAO
- ORD
1 stop27h 50m
TAP AIR PORTUGAL
Deal found 3/5![TAP AIR PORTUGAL logo]()
$797
This KLM deal was found by Cheapflights users on 3/5. 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.
Sun 4/54:20 pm
ORD
- FAO
1 stop34h 50m
KLM
Sat 4/119:05 pm
FAO
- ORD
1 stop23h 10m
KLM
Deal found 3/5![KLM logo]()
$806
This Delta deal was found by Cheapflights users on 3/8. 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.
Tue 4/211:36 pm
ORD
- OPO
2 stops19h 49m
Delta
Sun 4/265:00 am
OPO
- ORD
1 stop15h 15m
Delta
Deal found 3/8![Delta logo]()
$750
This United Airlines deal was found by Cheapflights users on 3/10. 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.
Sun 8/94:00 pm
ORD
- PDL
1 stop11h 40m
United Airlines
Wed 8/199:35 am
PDL
- ORD
1 stop12h 22m
United Airlines
Deal found 3/10![United Airlines logo]()
$874
This Scandinavian Airlines deal was found by Cheapflights users on 3/7. 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.
Tue 5/267:15 pm
ORD
- OPO
1 stop33h 45m
Scandinavian Airlines
Fri 6/55:55 pm
OPO
- ORD
1 stop28h 15m
Scandinavian Airlines
Deal found 3/7![Scandinavian Airlines logo]()
$886
This KLM deal was found by Cheapflights users on 3/5. 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 3/167:00 am
ORD
- LIS
1 stop21h 00m
KLM
Sun 3/297:45 pm
LIS
- ORD
1 stop24h 45m
KLM
Deal found 3/5![KLM logo]()
$807
This Turkish Airlines deal was found by Cheapflights users on 3/8. 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 4/28:10 pm
ORD
- LIS
1 stop37h 15m
Turkish Airlines
Sat 4/115:55 am
LIS
- ORD
1 stop18h 20m
Turkish Airlines
Deal found 3/8![Turkish Airlines logo]()
$897
This British Airways deal was found by Cheapflights users on 3/6. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/209:15 pm
ORD
- FNC
1 stop15h 20m
British Airways
Sun 4/261:25 pm
FNC
- ORD
1 stop30h 25m
British Airways
Deal found 3/6![British Airways logo]()
$818
This TAP AIR PORTUGAL deal was found by Cheapflights users on 3/6. 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 4/196:00 pm
ORD
- PDL
1 stop34h 45m
TAP AIR PORTUGAL
Wed 4/226:30 am
PDL
- ORD
1 stop14h 30m
TAP AIR PORTUGAL
Deal found 3/6![TAP AIR PORTUGAL logo]()
$823
This oojo deal was found by Cheapflights users on 3/7. 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.
Fri 4/107:45 am
ORD
- PDL
1 stop18h 00m
Multiple Airlines
Fri 4/175:30 pm
PDL
- ORD
1 stop19h 11m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$852
This Delta deal was found by Cheapflights users on 3/5. 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 3/252:10 pm
ORD
- OPO
2 stops15h 20m
Delta
Wed 4/15:00 am
OPO
- ORD
2 stops22h 26m
Delta
Deal found 3/5![Delta logo]()
$845
This United Airlines deal was found by Cheapflights users on 3/6. 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 7/161:15 pm
ORD
- OPO
1 stop11h 40m
United Airlines
Tue 7/2112:15 pm
OPO
- ORD
2 stops32h 47m
United Airlines
Deal found 3/6![United Airlines logo]()
$932
This KLM deal was found by Cheapflights users on 3/9. 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.
Sun 8/94:20 pm
ORD
- FAO
1 stop34h 30m
KLM
Sat 8/159:55 pm
FAO
- ORD
1 stop22h 20m
KLM
Deal found 3/9![KLM logo]()
$865
This KLM deal was found by Cheapflights users on 3/8. 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.
Tue 8/115:10 pm
ORD
- FAO
1 stop18h 30m
Multiple Airlines
Wed 8/1910:10 pm
FAO
- ORD
2 stops22h 48m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$872
This KAYAK deal was found by Cheapflights users on 3/9. 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 3/229:25 pm
ORD
- TER
1 stop33h 35m
TAP AIR PORTUGAL
Thu 4/231:50 pm
TER
- ORD
2 stops46h 51m
TAP AIR PORTUGAL
Deal found 3/9![TAP AIR PORTUGAL logo]()
$897
This British Airways deal was found by Cheapflights users on 3/6. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/49:15 pm
ORD
- FNC
1 stop15h 20m
British Airways
Sun 5/101:25 pm
FNC
- ORD
1 stop30h 25m
British Airways
Deal found 3/6![British Airways logo]()
$911
Last-minute flights from O'Hare Intl to PortugalDiscover last-minute flight deals from O'Hare Intl to Portugal. Data last updated March 10, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Portugal. Data last updated March 10, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 3/10. 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.
Sun 3/159:25 pm
ORD
- OPO
1 stop31h 35m
TAP AIR PORTUGAL
Tue 3/3112:15 pm
OPO
- ORD
1 stop33h 45m
TAP AIR PORTUGAL
Deal found 3/10![TAP AIR PORTUGAL logo]()
$529
This oojo deal was found by Cheapflights users on 3/7. 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 3/229:25 pm
ORD
- OPO
1 stop15h 40m
TAP AIR PORTUGAL
Tue 3/316:00 pm
OPO
- ORD
1 stop28h 00m
TAP AIR PORTUGAL
Deal found 3/7![TAP AIR PORTUGAL logo]()
$523
This FlightHub deal was found by Cheapflights users on 3/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/177:15 pm
ORD
- LIS
1 stop20h 50m
Scandinavian Airlines
Fri 5/19:15 pm
LIS
- ORD
1 stop24h 55m
Scandinavian Airlines
Deal found 3/9![Scandinavian Airlines logo]()
$490
This Mytrip deal was found by Cheapflights users on 3/7. 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 4/1710:25 pm
ORD
- OPO
2 stops19h 00m
Multiple Airlines
Tue 4/217:10 am
OPO
- ORD
2 stops17h 05m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$500
This Mytrip deal was found by Cheapflights users on 3/7. 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 4/187:15 pm
ORD
- OPO
1 stop16h 25m
Scandinavian Airlines
Fri 5/15:55 pm
OPO
- ORD
1 stop28h 15m
Scandinavian Airlines
Deal found 3/7![Scandinavian Airlines logo]()
$443
This Flightnetwork deal was found by Cheapflights users on 3/8. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/207:15 pm
ORD
- LIS
1 stop14h 35m
Scandinavian Airlines
Fri 4/249:15 pm
LIS
- ORD
1 stop24h 55m
Scandinavian Airlines
Deal found 3/8![Scandinavian Airlines logo]()
$523
This oojo deal was found by Cheapflights users on 3/6. 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 4/207:15 pm
ORD
- LIS
1 stop14h 35m
Scandinavian Airlines
Tue 4/285:00 pm
LIS
- ORD
1 stop29h 10m
Scandinavian Airlines
Deal found 3/6![Scandinavian Airlines logo]()
$524
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 4/257:15 pm
ORD
- LIS
1 stop31h 45m
Scandinavian Airlines
Fri 5/89:15 pm
LIS
- ORD
1 stop24h 55m
Scandinavian Airlines
Deal found 3/9![Scandinavian Airlines logo]()
$519
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 4/277:15 pm
ORD
- LIS
1 stop14h 35m
Scandinavian Airlines
Fri 5/19:15 pm
LIS
- ORD
1 stop24h 55m
Scandinavian Airlines
Deal found 3/6![Scandinavian Airlines logo]()
$514
This Mytrip deal was found by Cheapflights users on 3/8. 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 4/277:15 pm
ORD
- LIS
1 stop14h 35m
Scandinavian Airlines
Tue 5/55:00 pm
LIS
- ORD
1 stop29h 10m
Scandinavian Airlines
Deal found 3/8![Scandinavian Airlines logo]()
$526
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 4/277:25 pm
ORD
- LIS
2 stops21h 35m
Multiple Airlines
Sat 5/96:35 am
LIS
- ORD
1 stop13h 50m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$531
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 4/277:25 pm
ORD
- LIS
2 stops21h 35m
Multiple Airlines
Tue 5/56:35 am
LIS
- ORD
1 stop13h 50m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$534
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 March 10, 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 March 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 5/412:47 pm
ORD
- LIS
3 stops46h 23m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$223
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 5/412:47 pm
ORD
- FAO
2 stops27h 48m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$230
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 4/277:25 pm
ORD
- LIS
2 stops21h 35m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 4/2410:25 pm
ORD
- LIS
2 stops43h 05m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$248
This Trip.com deal was found by Cheapflights users on 3/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/107:25 pm
ORD
- LIS
3 stops20h 40m
Multiple Airlines
Deal found 3/5![Multiple Airlines logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 5/37:25 pm
ORD
- LIS
2 stops19h 40m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 3/5. 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 4/310:25 pm
ORD
- FAO
3 stops42h 55m
Multiple Airlines
Deal found 3/5![Multiple Airlines logo]()
$286
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 4/87:25 pm
ORD
- OPO
3 stops46h 25m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$286
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 5/77:25 pm
ORD
- OPO
3 stops29h 25m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$301
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 5/1010:25 pm
ORD
- OPO
3 stops55h 55m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$309
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 8/179:00 pm
ORD
- OPO
2 stops17h 40m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$314
This Kiwi.com deal was found by Cheapflights users on 3/8. 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.
Tue 8/111:55 pm
ORD
- PDL
2 stops38h 50m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$337
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 March 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $443 (Mytrip) |
One-way from | $223 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $700 |
Good round-trip deal | $591 or less |
Good one-way deal | $427 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 March 10, 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
ChicagoLisbon
ORD - LIS
ORDLIS
Chicago O'Hare Intl
Wed 4/29
8:10 pm-11:45 pm
1 stop21h 35m
Lisbon Humberto Delgado
Mon 5/4
10:55 am-9:40 am
1 stop28h 45m
$648
ChicagoPorto
ORD - OPO
ORDOPO
Chicago O'Hare Intl
Wed 4/15
4:50 pm-6:20 pm
1 stop19h 30m
Porto
Tue 5/5
5:00 am-7:52 pm
2 stops20h 52m
$659
ChicagoLisbon
ORD - LIS
ORDLIS
Chicago O'Hare Intl
Fri 5/1
9:15 pm-6:00 pm
1 stop14h 45m
Lisbon Humberto Delgado
Wed 5/6
6:35 am-2:25 pm
1 stop13h 50m
$678
ChicagoFunchal
ORD - FNC
ORDFNC
Chicago O'Hare Intl
Mon 4/27
9:15 pm-6:35 pm
1 stop15h 20m
Funchal Madeira
Tue 5/5
7:35 pm-1:50 pm
1 stop24h 15m
$713
ChicagoLisbon
ORD - LIS
ORDLIS
Chicago O'Hare Intl
Mon 4/13
1:36 pm-8:00 am
2 stops12h 24m
Lisbon Humberto Delgado
Tue 4/21
12:45 pm-9:29 pm
1 stop14h 44m
$731
ChicagoLisbon
ORD - LIS
ORDLIS
Chicago O'Hare Intl
Wed 4/8
11:10 am-8:50 am
2 stops15h 40m
Lisbon Humberto Delgado
Wed 4/15
5:00 am-4:42 pm
2 stops17h 42m
$744
ChicagoFaro
ORD - FAO
ORDFAO
Chicago O'Hare Intl
Wed 8/12
4:50 pm-2:00 pm
1 stop15h 10m
Faro
Tue 8/18
8:20 pm-2:30 pm
1 stop24h 10m
$747
ChicagoPorto
ORD - OPO
ORDOPO
Chicago O'Hare Intl
Tue 4/21
1:36 pm-3:25 pm
2 stops19h 49m
Porto
Sun 4/26
5:00 am-2:15 pm
1 stop15h 15m
$750
ChicagoFunchal
ORD - FNC
ORDFNC
Chicago O'Hare Intl
Mon 4/20
9:15 pm-6:35 pm
1 stop15h 20m
Funchal Madeira
Mon 4/27
6:55 pm-1:50 pm
1 stop24h 55m
$766
ChicagoFunchal
ORD - FNC
ORDFNC
Chicago O'Hare Intl
Sun 4/19
6:00 pm-9:05 pm
1 stop21h 05m
Funchal Madeira
Thu 4/23
9:55 pm-4:00 pm
1 stop24h 05m
$777
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-LIS
ORD-FAO
ORD-OPO
ORD-PDL
ORD-TER
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-LIS
ORD-FAO
ORD-OPO
ORD-PDL
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 $382). Flying from Chicago O'Hare Intl Airport to Portugal in June is currently the most expensive (average of $678). 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 March 10, 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 39% of weekly flights between Chicago and Portugal have experienced delays in the past year, with the average delay time being 143 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?
Thursday 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 39% of flights being delayed.
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 March 10, 2026.
Get a feel of what it's like to fly with United Airlines,Aer Lingus, andAir Canada 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.
Crew
8.1
Comfort
7.3
Entertainment
7.1
Overall
7.4
Food
6.6
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Crew
8.1
Comfort
7.3
Entertainment
7.1
Overall
7.4
Food
6.6
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Crew
8.1
Comfort
7.3
Entertainment
7.1
Overall
7.4
Food
6.6
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Crew
8.1
Comfort
7.3
Entertainment
7.1
Overall
7.4
Food
6.6
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Crew
8.1
Comfort
7.3
Entertainment
7.1
Overall
7.4
Food
6.6
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Crew
8.1
Comfort
7.3
Entertainment
7.1
Overall
7.4
Food
6.6
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
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 March 10, 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 March 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$369 | Average$478 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$371 | Average$536 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$450 | Average$813 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$470 | Average$605 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$483 | Average$700 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$489 | Average$685 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$494 | Average$715 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$496 | Average$717 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$497 | Average$870 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$503 | Average$741 | FlexibilityNo cancel fee | On-time72% |