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Portugal

$753+ 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 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
OKC — LIS
Jul 15 — Jul 221
Wed 7/15
Wed 7/22
1 adult, Economy
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Cheap flight deals from Oklahoma City to Portugal

Cheapest flights from Oklahoma City to Portugal
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 June 15, 2026.

This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/65:45 pm
OKC
-
LIS
2 stops34h 05m
United Airlines
Thu 12/101:00 pm
LIS
-
OKC
2 stops35h 44m
United Airlines
Deal found 6/10$753
This United deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/127:10 pm
OKC
-
LIS
2 stops33h 20m
Multiple Airlines
Fri 10/2311:25 am
LIS
-
OKC
2 stops36h 40m
Multiple Airlines
Deal found 6/12$797
This United Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” 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 10/2710:30 am
OKC
-
LIS
2 stops18h 20m
United Airlines
Sun 11/811:20 am
LIS
-
OKC
2 stops35h 27m
United Airlines
Deal found 6/12$799
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 10/17:15 am
OKC
-
LIS
2 stops20h 05m
United Airlines
Fri 10/911:25 am
LIS
-
OKC
2 stops34h 35m
United Airlines
Deal found 6/11$903
This Air Canada deal was found by Cheapflights users on 6/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/19:00 am
OKC
-
LIS
3 stops20h 05m
Multiple Airlines
Fri 10/91:00 pm
LIS
-
OKC
2 stops28h 54m
Multiple Airlines
Deal found 6/10$946
This Air Canada deal was found by Cheapflights users on 6/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:00 am
OKC
-
LIS
2 stops21h 50m
Air Canada
Sun 11/291:00 pm
LIS
-
OKC
2 stops40h 41m
Air Canada
Deal found 6/10$967
This KLM deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1211:25 am
OKC
-
FAO
2 stops24h 00m
KLM
Fri 10/238:50 am
FAO
-
OKC
2 stops17h 46m
KLM
Deal found 6/12$967
This Iberia deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” 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.
Tue 9/2911:11 am
OKC
-
FNC
2 stops19h 44m
Iberia
Wed 10/282:10 pm
FNC
-
OKC
2 stops26h 42m
Iberia
Deal found 6/14$1,139
This Gurufare deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” 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.
Wed 9/3011:52 am
OKC
-
FNC
2 stops22h 58m
Multiple Airlines
Sat 10/3111:00 am
FNC
-
OKC
2 stops41h 06m
Multiple Airlines
Deal found 6/14$1,272
This Ovago deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” 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 8/304:38 pm
OKC
-
FNC
2 stops36h 52m
British Airways
Sat 9/51:10 pm
FNC
-
OKC
2 stops37h 40m
British Airways
Deal found 6/13$1,317
This Gurufare deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” 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.
Fri 10/27:15 am
OKC
-
FNC
2 stops27h 20m
Multiple Airlines
Sat 10/3111:00 am
FNC
-
OKC
2 stops41h 06m
Multiple Airlines
Deal found 6/14$1,362
This Gurufare deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” 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 10/17:15 am
OKC
-
FNC
2 stops25h 30m
Multiple Airlines
Sat 10/3111:00 am
FNC
-
OKC
2 stops41h 06m
Multiple Airlines
Deal found 6/14$1,375

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 June 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$753
(United Airlines)

Popular in

December

Cheapest in

March

Average price

$1,120
Provider with most accurate pricing for Oklahoma City Will Rogers World-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for Oklahoma City Will Rogers World-Lisbon Humberto Delgado flights.
Search Deals
From Oklahoma City Will Rogers World to Portugal
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($341 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 14% potential price decrease ($131 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

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 2,558,603 searches. Data last updated June 15, 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

Price

Cheapest round-trip

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Sun 12/6

5:45 pm-9:50 am

2 stops34h 05m

Lisbon Humberto Delgado

Thu 12/10

1:00 pm-6:44 pm

2 stops35h 44m

$753

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Sun 12/6

5:45 pm-9:50 am

2 stops34h 05m

Lisbon Humberto Delgado

Wed 12/9

1:00 pm-4:09 pm

2 stops33h 09m

$754

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Tue 10/27

10:30 am-9:50 am

2 stops18h 20m

Lisbon Humberto Delgado

Sun 11/8

11:20 am-4:47 pm

2 stops35h 27m

$799

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Thu 10/1

7:00 am-9:20 am

2 stops20h 20m

Lisbon Humberto Delgado

Fri 10/9

11:25 am-4:00 pm

2 stops34h 35m

$903

Oklahoma CityFaro

OKC - FAO

OKCFAO

Oklahoma City Will Rogers World

Mon 10/12

11:25 am-5:25 pm

2 stops24h 00m

Faro

Fri 10/23

8:50 am-8:36 pm

2 stops17h 46m

$967

Oklahoma CityFunchal

OKC - FNC

OKCFNC

Oklahoma City Will Rogers World

Fri 10/2

7:15 am-4:35 pm

2 stops27h 20m

Funchal Madeira

Sat 10/31

11:00 am-11:06 pm

2 stops41h 06m

$1,362

Oklahoma CityFunchal

OKC - FNC

OKCFNC

Oklahoma City Will Rogers World

Thu 10/1

7:15 am-2:45 pm

2 stops25h 30m

Funchal Madeira

Sat 10/31

11:00 am-11:06 pm

2 stops41h 06m

$1,375

Oklahoma CityFunchal

OKC - FNC

OKCFNC

Oklahoma City Will Rogers World

Wed 9/30

1:36 pm-12:25 pm

2 stops16h 49m

Funchal Madeira

Sun 11/1

2:10 pm-9:45 pm

2 stops37h 35m

$1,513

Oklahoma CityFaro

OKC - FAO

OKCFAO

Oklahoma City Will Rogers World

Wed 7/1

1:31 pm-7:10 pm

2 stops23h 39m

Faro

Mon 7/6

8:05 pm-9:00 pm

2 stops30h 55m

$1,588

Oklahoma CityFaro

OKC - FAO

OKCFAO

Oklahoma City Will Rogers World

Tue 6/30

12:05 pm-11:40 am

2 stops17h 35m

Faro

Mon 7/6

8:55 pm-8:15 pm

2 stops29h 20m

$1,589

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

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.
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

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 August is currently the most expensive (average of $3,000). 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 June 15, 2026.
See what other customers who have flown with United Airlines and British 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.
United Airlines
7.4
Good
9,831 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,831 reviews
United Airlines
7.4
Good
9,831 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
British Airways
6.7
Okay
8,050 reviews
United Airlines
7.4
Good
9,831 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

Related info for your journey

Find useful and relevant information for your journey from Oklahoma City to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Oklahoma City to Portugal?

    Oklahoma City Will Rogers World (OKC), located 7.0 mi from the city center, is the airport you fly out of when you book flights from Oklahoma City to Portugal.

  • How long is the flight from Oklahoma City to Portugal?

    There are many flights that can get you from Oklahoma City to Portugal in 19h 44m. Fly via United Airlines, KLM, or Iberia to get the fastest option. There are 4490 mi between Oklahoma City and Portugal. This flight may include one or multiple stops.

  • What are the most popular routes from Oklahoma City to Portugal?

    The most popular flight routes from Oklahoma City to Portugal are Oklahoma City Will Rogers World - Lisbon Humberto Delgado, Oklahoma City Will Rogers World - Faro and Oklahoma City Will Rogers World - Funchal Madeira.

  • Can I find deals for flights from Oklahoma City to Portugal that include hotel bookings?

    Yes. In addition to deals on Oklahoma City to Portugal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oklahoma City to Portugal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oklahoma City to Portugal.

  • Can I find deals for business class flights from Oklahoma City to Portugal?

    Yes. Cheapflights offers flight deals from Oklahoma City to Portugal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • 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 August is currently the most expensive (average of $3,000). 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.

See more FAQs

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Top 2 airlines flying from Oklahoma City to Portugal

Discover the top 2 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 2,558,603 searches. Data last updated June 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$458Average$508FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$579Average$1,088FlexibilityNo cancel feeOn-time69%

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