$463+ Cheap flights from Oklahoma City (OKC) to Portugal
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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
OKC — LIS
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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Find cheap flights from Oklahoma City to Portugal 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
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Cheapest flights from Oklahoma City to PortugalExplore the most affordable flight options available from Oklahoma City to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
Explore the most affordable flight options available from Oklahoma City to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2612:41 pm -
2 stops15h 24m
Wed 11/118:20 am -
2 stops18h 32m
Deal found 9/9![American Airlines logo]()
$582
This Finnair deal was found by Cheapflights users on 9/8. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/32:53 pm -
2 stops18h 32m
Thu 11/124:10 pm -
2 stops32h 08m
Deal found 9/8![Finnair logo]()
$598
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Tue 12/82:30 pm -
2 stops13h 35m
Thu 12/1712:20 pm -
2 stops26h 50m
Deal found 9/10![United Airlines logo]()
$600
This Air Canada deal was found by Cheapflights users on 9/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/77:00 am -
2 stops21h 40m
Fri 1/811:20 am -
2 stops41h 11m
Deal found 9/9![Air Canada logo]()
$636
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/86:00 pm -
2 stops30h 55m
Wed 1/611:20 am -
2 stops41h 11m
Deal found 9/9![United Airlines logo]()
$641
This Air Canada deal was found by Cheapflights users on 9/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/67:00 am -
2 stops45h 40m
Fri 1/811:20 am -
2 stops41h 11m
Deal found 9/9![Air Canada logo]()
$642
This Air Canada deal was found by Cheapflights users on 9/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/76:00 am -
2 stops21h 20m
Wed 1/611:20 am -
2 stops34h 55m
Deal found 9/9![Air Canada logo]()
$646
This Air Canada deal was found by Cheapflights users on 9/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/55:18 pm -
2 stops34h 02m
Wed 1/611:20 am -
2 stops34h 55m
Deal found 9/9![Air Canada logo]()
$652
This FlightHub deal was found by Cheapflights users on 9/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/275:34 pm -
2 stops24h 56m
Sun 11/85:00 am -
2 stops24h 54m
Deal found 9/10![Lufthansa logo]()
$659
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/275:20 am -
2 stops21h 40m
Sun 11/85:30 am -
2 stops24h 28m
Deal found 9/9![Delta logo]()
$662
This Air Canada deal was found by Cheapflights users on 9/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/67:00 am -
2 stops45h 40m
Thu 1/78:55 am -
2 stops19h 36m
Deal found 9/9![Air Canada logo]()
$666
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Tue 10/276:35 am -
3 stops20h 35m
Sun 11/810:50 am -
2 stops19h 04m
Deal found 9/10![United Airlines logo]()
$675
Best flights from Oklahoma City to PortugalDiscover carefully curated flight deals from Oklahoma City to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Oklahoma City to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/85:21 am -
2 stops20h 39m
Thu 12/1710:00 am -
2 stops20h 04m
Deal found 9/9![Delta logo]()
$600
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Tue 12/82:30 pm -
2 stops13h 35m
Thu 12/1712:20 pm -
2 stops26h 50m
Deal found 9/10![United Airlines logo]()
$600
This Finnair deal was found by Cheapflights users on 9/7. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/112:24 pm -
2 stops21h 26m
Fri 10/96:35 am -
2 stops17h 34m
Deal found 9/7![Finnair logo]()
$1,135
This Expedia deal was found by Cheapflights users on 9/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2212:27 pm -
2 stops24h 38m
Thu 10/293:45 pm -
2 stops32h 42m
Deal found 9/7![Multiple Airlines logo]()
$1,136
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/105:00 am -
2 stops23h 20m
Wed 1/611:20 am -
2 stops32h 48m
Deal found 9/9![United Airlines logo]()
$746
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Fri 11/65:33 pm -
2 stops32h 37m
Sun 11/1510:40 am -
2 stops43h 14m
Deal found 9/8![United Airlines logo]()
$831
This Air Canada deal was found by Cheapflights users on 9/7. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:46 pm -
3 stops40h 34m
Thu 10/296:05 am -
3 stops35h 52m
Deal found 9/7![Air Canada logo]()
$2,076
This United Airlines deal was found by Cheapflights users on 9/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/95:00 am -
2 stops25h 35m
Sun 12/131:25 pm -
2 stops36h 45m
Deal found 9/5![United Airlines logo]()
$920
This Finnair deal was found by Cheapflights users on 9/8. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/212:37 pm -
2 stops21h 13m
Tue 10/134:35 pm -
2 stops31h 34m
Deal found 9/8![Finnair logo]()
$1,161
This Ovago deal was found by Cheapflights users on 9/10. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/255:34 pm -
2 stops37h 01m
Sun 11/11:25 pm -
2 stops34h 45m
Deal found 9/10![Multiple Airlines logo]()
$1,466
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/6. 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.
Tue 10/272:14 pm -
1 stop17h 11m
Sun 11/811:55 am -
1 stop14h 57m
Deal found 9/6![Multiple Airlines logo]()
$1,921
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Sat 11/217:00 am -
3 stops21h 20m
Sun 11/295:00 am -
2 stops24h 54m
Deal found 9/6![United Airlines logo]()
$2,253
This Arangrant deal was found by Cheapflights users on 9/6. 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 Arangrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/99:15 am -
2 stops25h 00m
Sat 10/175:25 pm -
2 stops30h 40m
Deal found 9/6![Lufthansa logo]()
$27,485
This Cathay Pacific deal was found by Cheapflights users on 9/9. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/217:15 am -
3 stops45h 50m
Sun 11/297:45 am -
3 stops44h 16m
Deal found 9/9![Multiple Airlines logo]()
$12,949
Last-minute flights from Oklahoma City to PortugalDiscover last-minute flight deals from Oklahoma City to Portugal. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Oklahoma City to Portugal. Data last updated September 10, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/8. 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 9/295:30 am -
2 stops21h 20m
Tue 10/135:00 am -
2 stops24h 00m
Deal found 9/8![Delta logo]()
$1,021
This Gurufare deal was found by Cheapflights users on 9/9. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/11:36 pm -
2 stops27h 29m
Fri 10/96:55 pm -
2 stops30h 32m
Deal found 9/9![British Airways logo]()
$953
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/11:36 pm -
2 stops25h 59m
Fri 10/910:15 pm -
2 stops28h 32m
Deal found 9/10![Aer Lingus logo]()
$998
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Wed 10/216:00 am -
2 stops21h 20m
Wed 10/285:00 am -
2 stops18h 10m
Deal found 9/6![United Airlines logo]()
$819
This Expedia deal was found by Cheapflights users on 9/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2212:27 pm -
2 stops24h 38m
Thu 10/293:45 pm -
2 stops32h 42m
Deal found 9/7![Multiple Airlines logo]()
$1,136
This Air Canada deal was found by Cheapflights users on 9/7. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:46 pm -
3 stops40h 34m
Thu 10/296:05 am -
3 stops35h 52m
Deal found 9/7![Air Canada logo]()
$2,076
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/255:20 am -
2 stops21h 40m
Sun 11/15:00 am -
2 stops24h 00m
Deal found 9/10![Delta logo]()
$755
This Ovago deal was found by Cheapflights users on 9/10. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/255:34 pm -
2 stops37h 01m
Sun 11/11:25 pm -
2 stops34h 45m
Deal found 9/10![Multiple Airlines logo]()
$1,466
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2612:41 pm -
2 stops15h 24m
Wed 11/118:20 am -
2 stops18h 32m
Deal found 9/9![American Airlines logo]()
$582
This FlightHub deal was found by Cheapflights users on 9/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/275:34 pm -
2 stops24h 56m
Sun 11/85:00 am -
2 stops24h 54m
Deal found 9/10![Lufthansa logo]()
$659
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/275:20 am -
2 stops21h 40m
Sun 11/85:30 am -
2 stops24h 28m
Deal found 9/9![Delta logo]()
$662
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Tue 10/276:35 am -
3 stops20h 35m
Sun 11/810:50 am -
2 stops19h 04m
Deal found 9/10![United Airlines logo]()
$675
One-way flights from Oklahoma City to PortugalSearch for one-way flight options from Oklahoma City to Portugal. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from Oklahoma City to Portugal. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Tue 10/69:15 am -
2 stops17h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![United Airlines logo]()
$463
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/65:23 pm -
2 stops19h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Delta logo]()
$472
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/612:40 pm -
2 stops26h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Aer Lingus logo]()
$483
This Booking.com deal was found by Cheapflights users on 9/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:00 am -
2 stops22h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Air Canada logo]()
$512
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Fri 10/307:00 am -
3 stops20h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![United Airlines logo]()
$513
This Ovago deal was found by Cheapflights users on 9/6. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2210:38 am -
2 stops22h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![British Airways logo]()
$641
This Air Canada deal was found by Cheapflights users on 9/6. 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.
Tue 10/611:33 am -
3 stops17h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Air Canada logo]()
$846
This KAYAK deal was found by Cheapflights users on 9/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/69:00 am -
1 stop20h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![TAP AIR PORTUGAL logo]()
$945
This Ovago deal was found by Cheapflights users on 9/8. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3012:41 pm -
1 stop16h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![TAP AIR PORTUGAL logo]()
$964
This Kiwi.com deal was found by Cheapflights users on 9/6. 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.
Tue 12/221:37 pm -
3 stops24h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$986
Find flight deals from Oklahoma City to Portugal
Keep the following information in mind while searching for Oklahoma City to Portugal flight deals. Data was last updated September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $582 (American Airlines) |
One-way from | $463 (United Airlines) |
Popular in | July |
Cheapest in | March |
Average price | $1,279 |
Cheapflights Fare Finder
Customize your flight search to find flights from Oklahoma City 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 7,457,451 searches. Data last updated September 10, 2026.
Use the filters below to find and compare flights from Oklahoma City to Portugal that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Oklahoma CityLisbon
OKC Oklahoma City Will Rogers World - LIS Lisbon Humberto Delgado
OKCLIS
Oklahoma City Will Rogers World
Tue 10/6
5:00 am-8:20 am
2 stops21h 20m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$463
Oklahoma CityLisbon
OKC Oklahoma City Will Rogers World - LIS Lisbon Humberto Delgado
OKCLIS
Oklahoma City Will Rogers World
Tue 10/6
5:23 pm-6:45 pm
2 stops19h 22m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$472
Oklahoma CityLisbon
OKC Oklahoma City Will Rogers World - LIS Lisbon Humberto Delgado
OKCLIS
Oklahoma City Will Rogers World
Tue 10/6
12:40 pm-9:35 pm
2 stops26h 55m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$483
Oklahoma CityLisbon
OKC Oklahoma City Will Rogers World - LIS Lisbon Humberto Delgado
OKCLIS
Oklahoma City Will Rogers World
Fri 10/30
6:00 am-9:20 am
2 stops22h 20m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$512
Oklahoma CityLisbon
OKC Oklahoma City Will Rogers World - LIS Lisbon Humberto Delgado
OKCLIS
Oklahoma City Will Rogers World
Fri 10/30
7:00 am-8:10 am
3 stops20h 10m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$513
Oklahoma CityLisbon
OKC Oklahoma City Will Rogers World - LIS Lisbon Humberto Delgado
OKCLIS
Oklahoma City Will Rogers World
Tue 12/8
5:21 am-8:00 am
2 stops20h 39m
Lisbon Humberto Delgado
Thu 12/17
10:00 am-12:04 am
2 stops20h 04m
$600
Oklahoma CityLisbon
OKC Oklahoma City Will Rogers World - LIS Lisbon Humberto Delgado
OKCLIS
Oklahoma City Will Rogers World
Tue 12/8
2:30 pm-10:05 am
2 stops13h 35m
Lisbon Humberto Delgado
Thu 12/17
12:20 pm-9:10 am
2 stops26h 50m
$600
Oklahoma CityLisbon
OKC Oklahoma City Will Rogers World - LIS Lisbon Humberto Delgado
OKCLIS
Oklahoma City Will Rogers World
Tue 12/22
10:38 am-2:50 pm
2 stops22h 12m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$641
Oklahoma CityLisbon
OKC Oklahoma City Will Rogers World - LIS Lisbon Humberto Delgado
OKCLIS
Oklahoma City Will Rogers World
Thu 12/10
5:00 am-10:20 am
2 stops23h 20m
Lisbon Humberto Delgado
Wed 1/6
11:20 am-2:08 pm
2 stops32h 48m
$746
Oklahoma CityLisbon
OKC Oklahoma City Will Rogers World - LIS Lisbon Humberto Delgado
OKCLIS
Oklahoma City Will Rogers World
Fri 11/6
5:33 pm-8:10 am
2 stops32h 37m
Lisbon Humberto Delgado
Sun 11/15
10:40 am-11:54 pm
2 stops43h 14m
$831
Showing 1-10 of 23 resultsSorted by cheapest first
Best time to book a flight from Oklahoma City to Portugal
Have a flexible travel schedule? Discover the best time to fly to Portugal from Oklahoma City with our price prediction graph.
OKC-LIS
OKC-FAO
OKC-FNC
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 Oklahoma City to Portugal
OKC-PT0
OKC-LIS
OKC-FAO
OKC-FNC
What is the cheapest month to book a flight from Oklahoma City to Portugal?
Currently, March is the cheapest month in which you can book a flight from Oklahoma City to Portugal (average of $451). Flying from Oklahoma City to Portugal in July is currently the most expensive (average of $1,996). 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.
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 September 10, 2026.
See what other customers who have flown with Delta,United Airlines, andBritish Airways from Oklahoma City to Portugal have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Overall
7.8
Food
7.2
Comfort
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Entertainment
7.8
Overall
7.8
Food
7.2
Comfort
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Entertainment
7.8
Overall
7.8
Food
7.2
Comfort
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Entertainment
7.8
Overall
7.8
Food
7.2
Comfort
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Related info for your journey
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Alternative routes for Oklahoma City 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.
Search flights from Oklahoma City to Portugal by cabin class
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Oklahoma City and Portugal flights
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Oklahoma City to Portugal flights
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Top 3 airlines flying from Oklahoma City to Portugal
Discover the top 3 airlines that operate flights from Oklahoma City 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 7,457,451 searches. Data last updated September 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$458 | Average$474 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$579 | Average$1,088 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$844 | Average$1,242 | FlexibilityNo cancel fee | On-timeN/A |