$469+ Cheap flights from O'Hare Intl (ORD) to Lisbon (LIS)
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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LIS
Oct 30 — Nov 61
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from O'Hare Intl to Lisbon 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.Cheapflights Tip: The best prices from Chicago O'Hare Intl to Lisbon Humberto Delgado are usually found in February or January, booked 76 days in advance, depart on a Wednesday or Sunday and return on a Monday
Cheap flight deals from O'Hare Intl to Lisbon
Cheapest
Best
Last-minute
One-way
Cheapest flights from O'Hare Intl to LisbonExplore the most affordable flight options available from O'Hare Intl to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 30, 2026.
Explore the most affordable flight options available from O'Hare Intl to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 30, 2026.
This Ovago deal was found by Cheapflights users on 9/25. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:05 pm -
Nonstop8h 10m
Wed 12/911:40 am -
Nonstop9h 50m
Deal found 9/25![TAP AIR PORTUGAL logo]()
$720
This United deal was found by Cheapflights users on 9/25. 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.
Wed 11/47:05 am -
1 stop17h 50m
Fri 11/135:00 am -
1 stop21h 05m
Deal found 9/25![Multiple Airlines logo]()
$722
This United Airlines deal was found by Cheapflights users on 9/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/84:00 pm -
1 stop12h 05m
Fri 12/185:00 am -
1 stop14h 10m
Deal found 9/29![United Airlines logo]()
$723
This Booking.com deal was found by Cheapflights users on 9/25. 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.
Thu 11/267:10 pm -
1 stop14h 45m
Sun 12/64:55 pm -
1 stop29h 50m
Deal found 9/25![Scandinavian Airlines logo]()
$724
This United Airlines deal was found by Cheapflights users on 9/25. 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.
Wed 11/47:05 am -
1 stop17h 50m
Tue 11/1712:50 pm -
2 stops28h 57m
Deal found 9/25![United Airlines logo]()
$725
This United Airlines deal was found by Cheapflights users on 9/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/188:45 am -
2 stops16h 10m
Thu 11/265:00 am -
1 stop14h 10m
Deal found 9/29![United Airlines logo]()
$726
This United Airlines deal was found by Cheapflights users on 9/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/59:21 pm -
1 stop29h 59m
Wed 12/1612:25 pm -
1 stop13h 40m
Deal found 9/29![United Airlines logo]()
$727
This United Airlines deal was found by Cheapflights users on 9/28. 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.
Tue 12/11:30 pm -
2 stops12h 40m
Wed 12/912:25 pm -
1 stop13h 40m
Deal found 9/28![United Airlines logo]()
$728
This Delta deal was found by Cheapflights users on 9/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/255:29 pm -
2 stops19h 01m
Wed 11/45:00 am -
1 stop15h 25m
Deal found 9/27![Delta logo]()
$729
This CheapOair deal was found by Cheapflights users on 9/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:05 am -
2 stops19h 50m
Thu 11/1212:35 pm -
1 stop33h 40m
Deal found 9/28![Multiple Airlines logo]()
$730
This Kissandfly.com deal was found by Cheapflights users on 9/29. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:10 pm -
1 stop21h 10m
Wed 11/44:10 pm -
1 stop24h 50m
Deal found 9/29![Turkish Airlines logo]()
$731
This FlightHub deal was found by Cheapflights users on 9/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/303:40 pm -
1 stop13h 00m
Mon 12/711:50 am -
1 stop34h 25m
Deal found 9/29![Multiple Airlines logo]()
$732
Best flights from O'Hare Intl to LisbonDiscover carefully curated flight deals from O'Hare Intl to Lisbon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 30, 2026.
Discover carefully curated flight deals from O'Hare Intl to Lisbon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 30, 2026.
This United Airlines deal was found by Cheapflights users on 9/26. 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.
Wed 12/91:55 pm -
1 stop11h 00m
Wed 12/1612:25 pm -
1 stop13h 40m
Deal found 9/26![United Airlines logo]()
$722
This Delta deal was found by Cheapflights users on 9/26. 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 1/1710:40 am -
2 stops18h 45m
Tue 2/211:30 am -
1 stop32h 55m
Deal found 9/26![Delta logo]()
$734
This Turkish Airlines deal was found by Cheapflights users on 9/29. 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.
Tue 11/39:15 pm -
1 stop20h 10m
Sat 11/74:10 pm -
1 stop23h 50m
Deal found 9/29![Turkish Airlines logo]()
$823
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/28. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/298:10 pm -
Nonstop8h 05m
Sun 12/65:00 pm -
1 stop29h 42m
Deal found 9/28![Multiple Airlines logo]()
$997
This Delta deal was found by Cheapflights users on 9/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/172:30 pm -
2 stops19h 40m
Mon 3/2911:55 am -
1 stop32h 20m
Deal found 9/27![Delta logo]()
$737
This United Airlines deal was found by Cheapflights users on 9/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/191:55 pm -
1 stop14h 25m
Tue 3/305:05 am -
1 stop15h 45m
Deal found 9/27![United Airlines logo]()
$780
This Delta deal was found by Cheapflights users on 9/29. 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.
Wed 11/410:55 am -
2 stops17h 35m
Fri 11/135:00 am -
2 stops19h 44m
Deal found 9/29![Delta logo]()
$743
This Turkish Airlines deal was found by Cheapflights users on 9/27. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/288:10 pm -
1 stop21h 25m
Sun 4/44:50 pm -
1 stop22h 50m
Deal found 9/27![Turkish Airlines logo]()
$823
This United Airlines deal was found by Cheapflights users on 9/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/138:50 pm -
1 stop30h 30m
Sun 3/2110:50 am -
1 stop14h 08m
Deal found 9/29![United Airlines logo]()
$805
This Delta deal was found by Cheapflights users on 9/25. 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 1/134:25 pm -
1 stop12h 05m
Sun 1/245:00 am -
1 stop15h 25m
Deal found 9/25![Delta logo]()
$784
This Delta deal was found by Cheapflights users on 9/25. 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.
Sat 10/317:25 am -
1 stop20h 35m
Fri 11/611:30 am -
1 stop32h 55m
Deal found 9/25![Delta logo]()
$825
This Delta deal was found by Cheapflights users on 9/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/181:30 pm -
2 stops16h 00m
Sun 3/285:00 am -
2 stops19h 40m
Deal found 9/27![Delta logo]()
$1,007
Last-minute flights from O'Hare Intl to LisbonDiscover last-minute flight deals from O'Hare Intl to Lisbon. Data last updated September 30, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Lisbon. Data last updated September 30, 2026 and is based on user searches.
This Ovago deal was found by Cheapflights users on 9/25. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:05 pm -
Nonstop8h 10m
Wed 12/911:40 am -
Nonstop9h 50m
Deal found 9/25![TAP AIR PORTUGAL logo]()
$720
This oojo deal was found by Cheapflights users on 9/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/207:15 pm -
1 stop18h 10m
Tue 11/175:00 pm -
1 stop29h 45m
Deal found 9/29![Scandinavian Airlines logo]()
$728
This Kissandfly.com deal was found by Cheapflights users on 9/29. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:10 pm -
1 stop21h 10m
Wed 11/44:10 pm -
1 stop24h 50m
Deal found 9/29![Turkish Airlines logo]()
$731
This United Airlines deal was found by Cheapflights users on 9/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/251:30 pm -
1 stop15h 35m
Thu 11/55:00 am -
1 stop16h 20m
Deal found 9/27![United Airlines logo]()
$723
This Delta deal was found by Cheapflights users on 9/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2510:24 am -
1 stop17h 31m
Tue 11/311:30 am -
1 stop32h 55m
Deal found 9/27![Delta logo]()
$725
This Air Canada deal was found by Cheapflights users on 9/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2510:15 am -
1 stop18h 05m
Fri 11/65:00 am -
2 stops20h 58m
Deal found 9/27![Air Canada logo]()
$735
This United Airlines deal was found by Cheapflights users on 9/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/263:45 pm -
1 stop13h 25m
Fri 11/65:00 am -
1 stop21h 05m
Deal found 9/27![United Airlines logo]()
$722
This Air Canada deal was found by Cheapflights users on 9/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/261:55 pm -
2 stops15h 15m
Thu 11/55:00 am -
2 stops17h 44m
Deal found 9/27![Air Canada logo]()
$730
This Delta deal was found by Cheapflights users on 9/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:25 pm -
1 stop17h 05m
Tue 11/35:00 am -
2 stops17h 32m
Deal found 9/27![Delta logo]()
$734
This CheapOair deal was found by Cheapflights users on 9/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:59 am -
2 stops18h 56m
Tue 11/33:35 pm -
1 stop30h 40m
Deal found 9/29![Multiple Airlines logo]()
$726
This Kiwi.com deal was found by Cheapflights users on 9/27. 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.
Fri 10/309:10 pm -
Nonstop8h 05m
Wed 11/411:40 am -
Nonstop9h 50m
Deal found 9/27![TAP AIR PORTUGAL logo]()
$732
One-way flights from O'Hare Intl to LisbonSearch for one-way flight options from O'Hare Intl to Lisbon. Find affordable one-way fares based on user searches. Data last updated September 30, 2026.
Search for one-way flight options from O'Hare Intl to Lisbon. Find affordable one-way fares based on user searches. Data last updated September 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/25. 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 10/43:45 pm -
2 stops36h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Multiple Airlines logo]()
$469
This FlightHub deal was found by Cheapflights users on 9/25. 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 10/249:00 pm -
2 stops34h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![British Airways logo]()
$470
This Kiwi.com deal was found by Cheapflights users on 9/26. 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 10/248:46 am -
2 stops29h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![Multiple Airlines logo]()
$472
This Cheapflightsfares deal was found by Cheapflights users on 9/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/163:45 pm -
1 stop13h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Aer Lingus logo]()
$477
This Cheapflightsfares deal was found by Cheapflights users on 9/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/159:00 pm -
1 stop18h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Aer Lingus logo]()
$478
This Kiwi.com deal was found by Cheapflights users on 9/25. 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 10/53:45 pm -
1 stop14h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Multiple Airlines logo]()
$485
This British Airways deal was found by Cheapflights users on 9/26. 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 3/2610:50 pm -
1 stop14h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![British Airways logo]()
$486
This United Airlines deal was found by Cheapflights users on 9/26. 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 3/256:30 am -
2 stops20h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![United Airlines logo]()
$487
This United Airlines deal was found by Cheapflights users on 9/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/2610:50 pm -
1 stop19h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![United Airlines logo]()
$490
Find flight deals from O'Hare Intl to Lisbon
Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Lisbon (LIS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 30, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $720 (Super.com) |
One-way from | $469 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $919 |
Good round-trip deal | $685 or less |
Good one-way deal | $473 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from O'Hare Intl to Lisbon 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 September 30, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Lisbon that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoLisbon
ORD Chicago O'Hare Intl - LIS Lisbon Humberto Delgado
ORDLIS
Chicago O'Hare Intl
Fri 3/26
10:50 pm-11:35 pm
1 stop19h 45m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$490
ChicagoLisbon
ORD Chicago O'Hare Intl - LIS Lisbon Humberto Delgado
ORDLIS
Chicago O'Hare Intl
Fri 12/25
10:35 pm-7:55 am
3 stops27h 20m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$548
ChicagoLisbon
ORD Chicago O'Hare Intl - LIS Lisbon Humberto Delgado
ORDLIS
Chicago O'Hare Intl
Wed 10/7
10:24 am-10:45 am
1 stop18h 21m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$669
ChicagoLisbon
ORD Chicago O'Hare Intl - LIS Lisbon Humberto Delgado
ORDLIS
Chicago O'Hare Intl
Wed 10/7
9:00 am-8:20 am
1 stop17h 20m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$669
ChicagoLisbon
ORD Chicago O'Hare Intl - LIS Lisbon Humberto Delgado
ORDLIS
Chicago O'Hare Intl
Wed 12/9
1:55 pm-6:55 am
1 stop11h 00m
Lisbon Humberto Delgado
Wed 12/16
12:25 pm-8:05 pm
1 stop13h 40m
$722
ChicagoLisbon
ORD Chicago O'Hare Intl - LIS Lisbon Humberto Delgado
ORDLIS
Chicago O'Hare Intl
Thu 10/8
9:40 pm-10:45 pm
1 stop19h 05m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$732
ChicagoLisbon
ORD Chicago O'Hare Intl - LIS Lisbon Humberto Delgado
ORDLIS
Chicago O'Hare Intl
Sun 1/17
10:40 am-11:25 am
2 stops18h 45m
Lisbon Humberto Delgado
Tue 2/2
11:30 am-2:25 pm
1 stop32h 55m
$734
ChicagoLisbon
ORD Chicago O'Hare Intl - LIS Lisbon Humberto Delgado
ORDLIS
Chicago O'Hare Intl
Wed 3/17
2:30 pm-3:10 pm
2 stops19h 40m
Lisbon Humberto Delgado
Mon 3/29
11:55 am-2:15 pm
1 stop32h 20m
$737
ChicagoLisbon
ORD Chicago O'Hare Intl - LIS Lisbon Humberto Delgado
ORDLIS
Chicago O'Hare Intl
Wed 11/4
10:55 am-10:30 am
2 stops17h 35m
Lisbon Humberto Delgado
Fri 11/13
5:00 am-6:44 pm
2 stops19h 44m
$743
Quickest round-trip
ChicagoLisbon
ORD Chicago O'Hare Intl - LIS Lisbon Humberto Delgado
ORDLIS
Chicago O'Hare Intl
Fri 12/25
8:10 pm-10:15 am
Nonstop8h 05m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$765
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from O'Hare Intl to Lisbon
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from O'Hare Intl to Lisbon in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-Lisbon flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Chicago O'Hare Intl Airport-Lisbon flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Lisbon flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Lisbon flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago O'Hare Intl Airport-Lisbon flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from O'Hare Intl to Lisbon
Have a flexible travel schedule? Discover the best time to fly to Lisbon from O'Hare Intl with our price prediction graph.
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 Lisbon
Prices
Delays
More
How far ahead should I book a flight from Chicago O'Hare Intl Airport to Lisbon?
The best time to book flights from Chicago O'Hare Intl Airport to Lisbon is 75 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.
What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Lisbon?
Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Lisbon (average of $600). Flying from Chicago O'Hare Intl Airport to Lisbon in June is currently the most expensive (average of $1,095). 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 LIS?
Find hourly flight availability from O'Hare Intl to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 30, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chicago O'Hare Intl Airport to Lisbon as you normally would.
How often are flights from Chicago to Lisbon delayed?
About 26% of weekly flights between Chicago and Lisbon have experienced delays in the past year, with the average delay time being 117 minutes.
What is the most punctual flight time for Chicago to Lisbon flights?
Historically, flights departing at night 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?
Friday tends to have the lowest number of delays on this route, whereas Monday 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 Lisbon flights?
Over the last year, TAP AIR PORTUGAL have had the lowest number of delays on this route, with just 26% of flights being delayed.
What’s the top layover airport for flights from Chicago O'Hare Intl Airport to Lisbon?
Share of 1-stop round-trip flights from Chicago O'Hare Intl Airport to Lisbon chosen by Cheapflights users in the past 12 months, using the same layover each way.
Philadelphia (PHL) – chosen by Cheapflights users on 33% of 1-stop itineraries from Chicago O'Hare Intl Airport to Lisbon on Cheapflights.
What’s the cheapest layover airport for flights from Chicago O'Hare Intl Airport to Lisbon?
Average round-trip fare for 1-stop flights from Chicago O'Hare Intl Airport to Lisbon, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Reykjavik (KEF) is the most affordable 1-stop option, with an average round-trip price of $397.
What’s the fastest layover option from Chicago O'Hare Intl Airport to Lisbon?
Shortest average travel time for 1-stop one-way flights from Chicago O'Hare Intl Airport to Lisbon, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Philadelphia (PHL) have the shortest average one-way travel time for 1-stop routes: 9h 36m.
Which airport typically offers the quickest layover for flights from Chicago O'Hare Intl Airport to Lisbon?
Average layover duration for 1-stop one-way flights from Chicago O'Hare Intl Airport to Lisbon, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Philadelphia (PHL) offer the fastest connection on this route, with an average layover time of 1h 15m.
The best insider tips for Chicago O'Hare Intl Airport to Lisbon flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Chicago O'Hare Intl Airport to Lisbon trip
Our travel experts
Reviews of airlines servicing Lisbon
Get insights into the airlines that provide service to Lisbon. 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 Lisbon. Reviews last updated September 30, 2026.
Get a feel of what it's like to fly with United Airlines,TAP AIR PORTUGAL, andAir Canada from Chicago O'Hare Intl Airport to Lisbon by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.1
Boarding
7.7
Crew
8.1
Food
6.7
Overall
7.4
Comfort
7.3
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Entertainment
7.1
Boarding
7.7
Crew
8.1
Food
6.7
Overall
7.4
Comfort
7.3
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Entertainment
7.1
Boarding
7.7
Crew
8.1
Food
6.7
Overall
7.4
Comfort
7.3
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Entertainment
7.1
Boarding
7.7
Crew
8.1
Food
6.7
Overall
7.4
Comfort
7.3
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Entertainment
7.1
Boarding
7.7
Crew
8.1
Food
6.7
Overall
7.4
Comfort
7.3
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Entertainment
7.1
Boarding
7.7
Crew
8.1
Food
6.7
Overall
7.4
Comfort
7.3
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Related info for your journey
Find useful and relevant information for your journey from O'Hare Intl to Lisbon. 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 Lisbon?
Book flights to Lisbon if you plan to visit one of these locationsFátima
Ericeira
Oeiras
Torres Vedras
Beja
Nazaré
Colares
Sesimbra
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
Lisbon flight routes
Other flight options
Other flights from O'Hare Intl
Popular flights
Alternative routes for O'Hare Intl to Lisbon
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Lisbon by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from O'Hare Intl to Lisbon by cabin class
Find flights from O'Hare Intl to Lisbon, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Lisbon
Explore flights to Lisbon departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 30, 2026.
O'Hare Intl and Lisbon flights
Browse other O'Hare Intl and Lisbon flight options. Last updated on September 30, 2026.
Other flights from O'Hare Intl
Browse through other flights departing from O'Hare Intl. Flights are based on user searches made on Cheapflights and were last updated on September 30, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 10 airlines flying from O'Hare Intl to Lisbon
Discover the top 10 airlines that operate flights from O'Hare Intl to Lisbon. 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 September 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$334 | Average$583 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$373 | Average$458 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$460 | Average$637 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$483 | Average$842 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$485 | Average$911 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$489 | Average$760 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$492 | Average$707 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$496 | Average$807 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$501 | Average$906 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$509 | Average$889 | FlexibilityNo cancel fee | On-time70% |