$375+ Cheap flights from Portugal to O'Hare Intl (ORD)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/21. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — ORD
Nov 20 — Nov 271
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Portugal to O'Hare Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portugal to O'Hare Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Portugal to O'Hare IntlExplore the most affordable flight options available from Portugal to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 21, 2026.
Explore the most affordable flight options available from Portugal to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 21, 2026.
This Flightnetwork deal was found by Cheapflights users on 10/16. 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.
Thu 11/55:55 pm -
1 stop28h 50m
Wed 11/187:10 pm -
1 stop15h 55m
Deal found 10/16![Scandinavian Airlines logo]()
$543
This Booking.com deal was found by Cheapflights users on 10/18. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/24:55 pm -
1 stop29h 50m
Wed 12/97:10 pm -
1 stop15h 55m
Deal found 10/18![Scandinavian Airlines logo]()
$546
This Mytrip deal was found by Cheapflights users on 10/19. 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 11/75:15 pm -
1 stop29h 30m
Wed 11/187:10 pm -
2 stops58h 00m
Deal found 10/19![Scandinavian Airlines logo]()
$553
This Scandinavian Airlines deal was found by Cheapflights users on 10/19. 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 11/85:35 pm -
1 stop29h 10m
Wed 11/187:10 pm -
1 stop15h 55m
Deal found 10/19![Scandinavian Airlines logo]()
$570
This Scandinavian Airlines deal was found by Cheapflights users on 10/16. 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 11/105:00 pm -
1 stop29h 45m
Mon 11/237:10 pm -
1 stop15h 00m
Deal found 10/16![Scandinavian Airlines logo]()
$575
This Kiwi.com deal was found by Cheapflights users on 10/16. 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 11/1010:50 am -
1 stop13h 30m
Sat 11/218:05 pm -
1 stop16h 10m
Deal found 10/16![Aer Lingus logo]()
$583
This flugladen.de deal was found by Cheapflights users on 10/17. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/175:55 pm -
1 stop28h 50m
Sat 12/267:10 pm -
1 stop16h 50m
Deal found 10/17![Scandinavian Airlines logo]()
$587
This Kiwi.com deal was found by Cheapflights users on 10/16. 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 11/86:45 pm -
1 stop28h 00m
Mon 11/237:10 pm -
1 stop15h 00m
Deal found 10/16![Scandinavian Airlines logo]()
$596
This Booking.com deal was found by Cheapflights users on 10/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/44:45 pm -
1 stop30h 00m
Wed 12/97:10 pm -
1 stop15h 55m
Deal found 10/20![Scandinavian Airlines logo]()
$600
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 12/175:55 pm -
1 stop28h 50m
Thu 12/247:10 pm -
1 stop14h 45m
Deal found 10/18![Scandinavian Airlines logo]()
$605
This Scandinavian Airlines deal was found by Cheapflights users on 10/19. 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.
Fri 11/65:45 pm -
1 stop29h 00m
Wed 11/187:10 pm -
1 stop15h 55m
Deal found 10/19![Scandinavian Airlines logo]()
$607
This Scandinavian Airlines deal was found by Cheapflights users on 10/16. 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 11/125:55 pm -
1 stop28h 50m
Sun 11/227:10 pm -
1 stop15h 10m
Deal found 10/16![Scandinavian Airlines logo]()
$612
Best flights from Portugal to O'Hare IntlDiscover carefully curated flight deals from Portugal to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 21, 2026.
Discover carefully curated flight deals from Portugal to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 21, 2026.
This Scandinavian Airlines deal was found by Cheapflights users on 10/17. 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 1/144:55 pm -
1 stop29h 50m
Sun 1/177:10 pm -
1 stop15h 10m
Deal found 10/17![Scandinavian Airlines logo]()
$559
This Icelandair deal was found by Cheapflights users on 10/19. 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.
Thu 1/282:00 pm -
1 stop33h 20m
Fri 3/2610:25 pm -
1 stop33h 25m
Deal found 10/19![Icelandair logo]()
$767
This Iberia deal was found by Cheapflights users on 10/20. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/68:20 am -
1 stop12h 35m
Sun 11/228:00 pm -
1 stop14h 45m
Deal found 10/20![Multiple Airlines logo]()
$810
This Rumbo deal was found by Cheapflights users on 10/18. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:05 am -
1 stop15h 25m
Wed 11/117:00 pm -
1 stop14h 40m
Deal found 10/18![TAP AIR PORTUGAL logo]()
$825
This British Airways deal was found by Cheapflights users on 10/18. 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 11/67:10 pm -
2 stops26h 40m
Wed 11/116:02 am -
2 stops23h 28m
Deal found 10/18![British Airways logo]()
$834
This Iberia deal was found by Cheapflights users on 10/20. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:20 am -
1 stop12h 45m
Sun 11/153:21 pm -
2 stops14h 24m
Deal found 10/20![Iberia logo]()
$847
This KLM deal was found by Cheapflights users on 10/17. 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 12/210:25 am -
2 stops18h 32m
Wed 12/95:59 pm -
2 stops41h 11m
Deal found 10/17![KLM logo]()
$978
This Scandinavian Airlines deal was found by Cheapflights users on 10/16. 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 2/74:55 pm -
2 stops34h 38m
Sat 2/137:10 pm -
1 stop14h 55m
Deal found 10/16![Scandinavian Airlines logo]()
$626
This Gotogate deal was found by Cheapflights users on 10/20. 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.
Thu 11/55:55 pm -
1 stop28h 50m
Wed 11/187:10 pm -
1 stop15h 55m
Deal found 10/20![Scandinavian Airlines logo]()
$641
This Icelandair deal was found by Cheapflights users on 10/20. 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.
Thu 1/282:00 pm -
1 stop33h 20m
Fri 4/210:25 pm -
1 stop33h 25m
Deal found 10/20![Icelandair logo]()
$769
This Scandinavian Airlines deal was found by Cheapflights users on 10/18. 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 12/175:55 pm -
1 stop28h 50m
Sun 12/277:10 pm -
1 stop15h 10m
Deal found 10/18![Scandinavian Airlines logo]()
$649
This Finnair deal was found by Cheapflights users on 10/19. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/268:40 pm -
1 stop24h 15m
Fri 3/266:40 pm -
1 stop12h 05m
Deal found 10/19![Multiple Airlines logo]()
$823
This British Airways deal was found by Cheapflights users on 10/16. 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.
Tue 4/68:40 pm -
1 stop25h 20m
Sun 4/115:00 pm -
1 stop21h 35m
Deal found 10/16![British Airways logo]()
$845
This Booking.com deal was found by Cheapflights users on 10/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:50 am -
1 stop13h 40m
Wed 12/97:00 pm -
1 stop12h 30m
Deal found 10/17![TAP AIR PORTUGAL logo]()
$881
This Scandinavian Airlines deal was found by Cheapflights users on 10/19. 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.
Wed 1/274:55 pm -
1 stop29h 50m
Mon 3/228:10 pm -
1 stop15h 00m
Deal found 10/19![Scandinavian Airlines logo]()
$680
This British Airways deal was found by Cheapflights users on 10/17. 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.
Sun 11/1511:05 am -
2 stops34h 45m
Sat 11/217:33 pm -
2 stops40h 02m
Deal found 10/17![British Airways logo]()
$862
This TAP AIR PORTUGAL deal was found by Cheapflights users on 10/19. 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 1/1411:10 am -
1 stop34h 20m
Sun 1/178:10 pm -
1 stop21h 40m
Deal found 10/19![TAP AIR PORTUGAL logo]()
$913
This Kiwi.com deal was found by Cheapflights users on 10/17. 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 12/25:50 pm -
2 stops29h 30m
Wed 12/97:00 pm -
1 stop12h 30m
Deal found 10/17![Multiple Airlines logo]()
$934
This Scandinavian Airlines deal was found by Cheapflights users on 10/19. 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 11/85:35 pm -
1 stop29h 10m
Thu 11/197:10 pm -
1 stop15h 45m
Deal found 10/19![Scandinavian Airlines logo]()
$748
This Mytrip deal was found by Cheapflights users on 10/17. 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 12/14:50 pm -
2 stops31h 30m
Tue 12/83:55 pm -
3 stops35h 20m
Deal found 10/17![Multiple Airlines logo]()
$941
This British Airways deal was found by Cheapflights users on 10/18. 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 11/91:40 pm -
1 stop30h 05m
Tue 11/179:50 pm -
1 stop31h 40m
Deal found 10/18![British Airways logo]()
$1,005
This Scandinavian Airlines deal was found by Cheapflights users on 10/17. 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 3/215:35 pm -
1 stop29h 10m
Fri 3/268:10 pm -
1 stop18h 05m
Deal found 10/17![Scandinavian Airlines logo]()
$765
This Scandinavian Airlines deal was found by Cheapflights users on 10/17. 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 3/214:55 pm -
1 stop29h 50m
Thu 3/258:10 pm -
1 stop14h 45m
Deal found 10/17![Scandinavian Airlines logo]()
$773
This Scandinavian Airlines deal was found by Cheapflights users on 10/17. 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 3/206:55 pm -
1 stop27h 50m
Fri 3/268:10 pm -
1 stop16h 55m
Deal found 10/17![Scandinavian Airlines logo]()
$773
This Scandinavian Airlines deal was found by Cheapflights users on 10/19. 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 1/237:05 am -
1 stop15h 40m
Thu 3/258:10 pm -
1 stop14h 45m
Deal found 10/19![Scandinavian Airlines logo]()
$783
This Scandinavian Airlines deal was found by Cheapflights users on 10/17. 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 11/125:55 pm -
1 stop28h 50m
Sun 11/157:10 pm -
2 stops21h 20m
Deal found 10/17![Scandinavian Airlines logo]()
$790
This Scandinavian Airlines deal was found by Cheapflights users on 10/17. 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 3/206:55 pm -
1 stop27h 50m
Mon 3/2910:30 am -
2 stops23h 20m
Deal found 10/17![Scandinavian Airlines logo]()
$790
This Scandinavian Airlines deal was found by Cheapflights users on 10/17. 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.
Fri 3/195:45 pm -
1 stop29h 00m
Sat 3/277:50 pm -
1 stop15h 15m
Deal found 10/17![Scandinavian Airlines logo]()
$810
Last-minute flights from Portugal to O'Hare IntlDiscover last-minute flight deals from Portugal to O'Hare Intl. Data last updated October 21, 2026 and is based on user searches.
Discover last-minute flight deals from Portugal to O'Hare Intl. Data last updated October 21, 2026 and is based on user searches.
This Flightnetwork deal was found by Cheapflights users on 10/16. 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.
Thu 11/55:55 pm -
1 stop28h 50m
Wed 11/187:10 pm -
1 stop15h 55m
Deal found 10/16![Scandinavian Airlines logo]()
$543
This lol.travel deal was found by Cheapflights users on 10/17. 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.
Thu 11/55:55 pm -
1 stop28h 50m
Wed 11/187:10 pm -
1 stop15h 55m
Deal found 10/17![Scandinavian Airlines logo]()
$631
This Scandinavian Airlines deal was found by Cheapflights users on 10/19. 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.
Fri 11/65:45 pm -
1 stop29h 00m
Wed 11/187:10 pm -
1 stop15h 55m
Deal found 10/19![Scandinavian Airlines logo]()
$607
This Mytrip deal was found by Cheapflights users on 10/19. 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 11/75:15 pm -
1 stop29h 30m
Wed 11/187:10 pm -
2 stops58h 00m
Deal found 10/19![Scandinavian Airlines logo]()
$553
This Scandinavian Airlines deal was found by Cheapflights users on 10/19. 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 11/85:35 pm -
1 stop29h 10m
Wed 11/187:10 pm -
1 stop15h 55m
Deal found 10/19![Scandinavian Airlines logo]()
$570
This Kiwi.com deal was found by Cheapflights users on 10/16. 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 11/86:45 pm -
1 stop28h 00m
Mon 11/237:10 pm -
1 stop15h 00m
Deal found 10/16![Scandinavian Airlines logo]()
$596
This Scandinavian Airlines deal was found by Cheapflights users on 10/19. 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 11/86:45 pm -
1 stop28h 00m
Mon 11/167:10 pm -
1 stop15h 00m
Deal found 10/19![Scandinavian Airlines logo]()
$615
This Mytrip deal was found by Cheapflights users on 10/18. 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 11/810:35 am -
2 stops36h 10m
Wed 11/187:10 pm -
2 stops58h 00m
Deal found 10/18![Scandinavian Airlines logo]()
$642
This Scandinavian Airlines deal was found by Cheapflights users on 10/16. 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 11/105:00 pm -
1 stop29h 45m
Mon 11/237:10 pm -
1 stop15h 00m
Deal found 10/16![Scandinavian Airlines logo]()
$575
This Kiwi.com deal was found by Cheapflights users on 10/16. 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 11/1010:50 am -
1 stop13h 30m
Sat 11/218:05 pm -
1 stop16h 10m
Deal found 10/16![Aer Lingus logo]()
$583
This Scandinavian Airlines deal was found by Cheapflights users on 10/16. 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 11/125:55 pm -
1 stop28h 50m
Sun 11/227:10 pm -
1 stop15h 10m
Deal found 10/16![Scandinavian Airlines logo]()
$612
This Scandinavian Airlines deal was found by Cheapflights users on 10/16. 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 11/125:55 pm -
1 stop28h 50m
Sun 11/157:05 am -
2 stops23h 00m
Deal found 10/16![Scandinavian Airlines logo]()
$625
One-way flights from Portugal to O'Hare IntlSearch for one-way flight options from Portugal to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated October 21, 2026.
Search for one-way flight options from Portugal to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated October 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 11/217:05 pm -
2 stops26h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$375
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 3/136:30 am -
2 stops39h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Multiple Airlines logo]()
$390
This Kiwi.com deal was found by Cheapflights users on 10/17. 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 1/2612:40 pm -
3 stops56h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Multiple Airlines logo]()
$398
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 2/189:15 pm -
2 stops23h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$400
This Kiwi.com deal was found by Cheapflights users on 10/16. 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 12/199:40 pm -
3 stops49h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$401
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 11/121:35 pm -
2 stops31h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Multiple Airlines logo]()
$402
This Kiwi.com deal was found by Cheapflights users on 10/17. 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 1/246:45 am -
3 stops42h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Multiple Airlines logo]()
$402
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 12/206:50 am -
3 stops40h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$405
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 11/106:00 am -
2 stops39h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Multiple Airlines logo]()
$407
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 12/226:00 pm -
3 stops53h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$408
This Kiwi.com deal was found by Cheapflights users on 10/16. 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 1/108:45 pm -
3 stops28h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$410
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 4/56:35 am -
1 stop13h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Finnair logo]()
$412
Find flight deals from Portugal to O'Hare Intl
Keep the following information in mind while searching for Portugal to O'Hare Intl flight deals. Data was last updated October 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $524 (oojo) |
One-way from | $375 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $917 |
Good one-way deal | $659 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Portugal to O'Hare Intl 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 7,457,451 searches. Data last updated October 21, 2026.
Use the filters below to find and compare flights from Portugal to Chicago O'Hare Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortoChicago
OPO Porto - ORD Chicago O'Hare Intl
OPOORD
Porto
Sat 11/21
7:05 pm-3:30 pm
2 stops26h 25m
Chicago O'Hare Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$375
FunchalChicago
FNC Funchal Madeira - ORD Chicago O'Hare Intl
FNCORD
Funchal Madeira
Tue 1/26
12:40 pm-2:55 pm
3 stops56h 15m
Chicago O'Hare Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$398
LisbonChicago
LIS Lisbon Humberto Delgado - ORD Chicago O'Hare Intl
LISORD
Lisbon Humberto Delgado
Thu 2/25
9:15 pm-2:55 pm
2 stops23h 40m
Chicago O'Hare Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$400
FunchalChicago
FNC Funchal Madeira - ORD Chicago O'Hare Intl
FNCORD
Funchal Madeira
Wed 1/27
5:50 pm-5:20 pm
2 stops29h 30m
Chicago O'Hare Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$481
FunchalChicago
FNC Funchal Madeira - ORD Chicago O'Hare Intl
FNCORD
Funchal Madeira
Wed 3/24
5:50 pm-6:20 pm
2 stops29h 30m
Chicago O'Hare Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$490
LisbonChicago
LIS Lisbon Humberto Delgado - ORD Chicago O'Hare Intl
LISORD
Lisbon Humberto Delgado
Wed 12/9
11:35 am-9:36 pm
2 stops16h 01m
Chicago O'Hare Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$520
PortoChicago
OPO Porto - ORD Chicago O'Hare Intl
OPOORD
Porto
Sun 11/22
7:00 am-3:30 pm
1 stop14h 30m
Chicago O'Hare Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$554
LisbonChicago
LIS Lisbon Humberto Delgado - ORD Chicago O'Hare Intl
LISORD
Lisbon Humberto Delgado
Thu 1/14
4:55 pm-4:45 pm
1 stop29h 50m
Chicago O'Hare Intl
Sun 1/17
7:10 pm-4:20 pm
1 stop15h 10m
$559
PortoChicago
OPO Porto - ORD Chicago O'Hare Intl
OPOORD
Porto
Sun 11/15
6:10 pm-11:35 am
2 stops47h 25m
Chicago O'Hare Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$561
PortoChicago
OPO Porto - ORD Chicago O'Hare Intl
OPOORD
Porto
Mon 1/4
8:35 pm-9:20 pm
3 stops54h 45m
Chicago O'Hare Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$563
Showing 1-10 of 56 resultsSorted by cheapest first
Best time to book a flight from Portugal to O'Hare Intl
Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Portugal with our price prediction graph.
OPO-ORD
FNC-ORD
LIS-ORD
FAO-ORD
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 Portugal to Chicago O'Hare Intl Airport
PT0-ORD
OPO-ORD
FNC-ORD
LIS-ORD
FAO-ORD
What is the cheapest month to book a flight from Portugal to Chicago O'Hare Intl Airport?
Currently, June is the cheapest month in which you can book a flight from Portugal to Chicago O'Hare Intl Airport (average of $679). Flying from Portugal to Chicago O'Hare Intl Airport in January is currently the most expensive (average of $1,137). 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 PT to ORD?
Find hourly flight availability from Portugal to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 21, 2026.
When flying from Portugal to Chicago O'Hare Intl Airport, 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 Portugal to Chicago delayed?
About 22% of weekly flights between Portugal and Chicago have experienced delays in the past year, with the average delay time being 140 minutes.
What is the most punctual flight time for Portugal to Chicago flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Monday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Portugal to Chicago flights?
Over the last year, TAP AIR PORTUGAL have had the lowest number of delays on this route, with just 22% of flights being delayed.
Reviews of airlines servicing O'Hare Intl
Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated October 21, 2026.
Get a feel of what it's like to fly with TAP AIR PORTUGAL from Portugal to Chicago O'Hare Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.2
Comfort
7.2
Entertainment
6.4
Crew
7.8
Food
6.3
Boarding
7.1
Reviews
1 / 20
10.0
ExcellentDolores,Sep 2026
LIS - EWR
Overall
7.2
Comfort
7.2
Entertainment
6.4
Crew
7.8
Food
6.3
Boarding
7.1
Reviews
1 / 20
10.0
ExcellentDolores,Sep 2026
LIS - EWR
Related info for your journey
Find useful and relevant information for your journey from Portugal to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Chicago O'Hare Intl Airport?
Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locationsBenton Harbor
Rosemont
Naperville
Lake Geneva
Des Plaines
Glenview
Schaumburg
Oak Brook
Aurora
Oakbrook Terrace
Delavan
Libertyville
Rockford
Hoffman Estates
Beloit
Gurnee
Orland Park
South Holland
Elgin
Racine
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
O'Hare Intl flight routes
Other flight options
Popular flights
Top destinations
Alternative routes for Portugal to O'Hare Intl
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to O'Hare Intl by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Portugal to O'Hare Intl by cabin class
Find flights from Portugal to O'Hare Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to O'Hare Intl
Explore flights to O'Hare Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 21, 2026.
Portugal and O'Hare Intl flights
Browse other Portugal and O'Hare Intl flight options. Last updated on October 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Portugal to O'Hare Intl flights
Consider these flights traveling from Portugal to O'Hare Intl.
Top airline flying from Portugal to O'Hare Intl
Discover the top airline that operate flights from Portugal to O'Hare Intl. 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 7,457,451 searches. Data last updated October 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$926 | Average$1,095 | FlexibilityNo cancel fee | On-timeN/A |