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Cheap flights from Oklahoma City to Portugal from $335

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oklahoma City to Portugal departing on 2/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Oklahoma City to Portugal

Cheap round-trip flights

Enter your travel dates to find the best prices.
Finnair Logo
2:36 pm - 3:25 pm
OKC
-
LIS
18h 49m
2 stops
Finnair Logo
4:10 pm - 7:40 pm
LIS
-
OKC
32h 30m
2 stops
$454Finnair
Tue, Feb 24 - Tue, Mar 24
Finnair Logo
2:36 pm - 3:25 pm
OKC
-
LIS
18h 49m
2 stops
Finnair Logo
4:10 pm - 7:40 pm
LIS
-
OKC
32h 30m
2 stops
$455Finnair
Tue, Feb 24 - Tue, Mar 24
United Airlines Logo
2:45 pm - 10:15 am
OKC
-
LIS
13h 30m
2 stops
United Airlines Logo
6:10 am - 7:43 pm
LIS
-
OKC
19h 33m
2 stops
$497United Airlines
Sat, Feb 28 - Sat, Mar 7
United Airlines Logo
12:06 pm - 8:10 am
OKC
-
LIS
14h 04m
2 stops
United Airlines Logo
10:15 am - 9:27 pm
LIS
-
OKC
17h 12m
2 stops
$512United Airlines
Wed, Jan 28 - Sun, Feb 1
United Airlines Logo
1:55 pm - 10:45 pm
OKC
-
LIS
26h 50m
2 stops
United Airlines Logo
11:25 am - 8:05 pm
LIS
-
OKC
38h 40m
2 stops
$655United Airlines
Wed, Apr 15 - Tue, Jun 30
Multiple Airlines Logo
4:33 pm - 10:45 pm
OKC
-
LIS
24h 12m
2 stops
Multiple Airlines Logo
1:00 pm - 12:47 pm
LIS
-
OKC
29h 47m
2 stops
$689Multiple Airlines
Wed, Apr 15 - Tue, Jun 30
Scandinavian Airlines Logo
11:42 am - 9:30 pm
OKC
-
LIS
27h 48m
2 stops
Scandinavian Airlines Logo
4:40 pm - 11:54 pm
LIS
-
OKC
37h 14m
2 stops
$761Scandinavian Airlines
Mon, Feb 23 - Fri, Feb 27
Multiple Airlines Logo
9:43 am - 9:20 am
OKC
-
LIS
17h 37m
3 stops
Multiple Airlines Logo
11:20 am - 4:41 pm
LIS
-
OKC
34h 21m
2 stops
$945Multiple Airlines
Tue, Feb 24 - Tue, Mar 24
American Airlines Logo
7:04 pm - 7:00 pm
OKC
-
FAO
17h 56m
2 stops
American Airlines Logo
8:00 pm - 5:24 pm
FAO
-
OKC
27h 24m
2 stops
$1,234American Airlines
Fri, May 22 - Wed, Jun 3
British Airways Logo
6:35 pm - 5:20 pm
OKC
-
FAO
41h 45m
2 stops
British Airways Logo
5:45 pm - 5:45 pm
FAO
-
OKC
29h 00m
2 stops
$1,390British Airways
Sat, Mar 14 - Fri, Mar 20

Finnair flights from Oklahoma City to Portugal

Our best Finnair deals on Oklahoma City to Portugal flight tickets
Finnair
Feb 24
OKC2:36 pmOklahoma City Will Rogers World
18h 49m
2 stops
LIS3:25 pmLisbon Humberto Delgado
Mar 24
LIS4:10 pmLisbon Humberto Delgado
32h 30m
2 stops
OKC7:40 pmOklahoma City Will Rogers World
$454
Finnair
Feb 24
OKC2:36 pmOklahoma City Will Rogers World
18h 49m
2 stops
LIS3:25 pmLisbon Humberto Delgado
Mar 24
LIS4:10 pmLisbon Humberto Delgado
32h 30m
2 stops
OKC7:40 pmOklahoma City Will Rogers World
$455
Finnair
Mar 1
OKC2:36 pmOklahoma City Will Rogers World
18h 49m
2 stops
LIS3:25 pmLisbon Humberto Delgado
Mar 8
LIS4:10 pmLisbon Humberto Delgado
32h 30m
2 stops
OKC7:40 pmOklahoma City Will Rogers World
$479

United Airlines flights from Oklahoma City to Portugal

Our best United Airlines deals on Oklahoma City to Portugal flight tickets
United Airlines
Feb 28
OKC2:45 pmOklahoma City Will Rogers World
13h 30m
2 stops
LIS10:15 amLisbon Humberto Delgado
Mar 7
LIS6:10 amLisbon Humberto Delgado
19h 33m
2 stops
OKC7:43 pmOklahoma City Will Rogers World
$497
United Airlines
Jan 28
OKC12:06 pmOklahoma City Will Rogers World
14h 04m
2 stops
LIS8:10 amLisbon Humberto Delgado
Feb 1
LIS10:15 amLisbon Humberto Delgado
17h 12m
2 stops
OKC9:27 pmOklahoma City Will Rogers World
$512
United Airlines
Apr 15
OKC1:55 pmOklahoma City Will Rogers World
26h 50m
2 stops
LIS10:45 pmLisbon Humberto Delgado
Jun 30
LIS11:25 amLisbon Humberto Delgado
38h 40m
2 stops
OKC8:05 pmOklahoma City Will Rogers World
$655

momondo 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, momondo users made 832,500 searches. Data last updated January 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

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Tue 2/24

2:36 pm-3:25 pm

2 stops18h 49m

Lisbon Humberto Delgado

Tue 3/24

4:10 pm-7:40 pm

2 stops32h 30m

$454

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Tue 2/24

2:36 pm-3:25 pm

2 stops18h 49m

Lisbon Humberto Delgado

Tue 3/24

4:10 pm-7:40 pm

2 stops32h 30m

$455

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Sat 2/28

2:45 pm-10:15 am

2 stops13h 30m

Lisbon Humberto Delgado

Sat 3/7

6:10 am-7:43 pm

2 stops19h 33m

$497

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Wed 1/28

12:06 pm-8:10 am

2 stops14h 04m

Lisbon Humberto Delgado

Sun 2/1

10:15 am-9:27 pm

2 stops17h 12m

$512

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Wed 4/15

1:55 pm-10:45 pm

2 stops26h 50m

Lisbon Humberto Delgado

Tue 6/30

11:25 am-8:05 pm

2 stops38h 40m

$655

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Wed 4/15

4:33 pm-10:45 pm

2 stops24h 12m

Lisbon Humberto Delgado

Tue 6/30

1:00 pm-12:47 pm

2 stops29h 47m

$689

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Mon 2/23

11:42 am-9:30 pm

2 stops27h 48m

Lisbon Humberto Delgado

Fri 2/27

4:40 pm-11:54 pm

2 stops37h 14m

$761

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Tue 2/24

9:43 am-9:20 am

3 stops17h 37m

Lisbon Humberto Delgado

Tue 3/24

11:20 am-4:41 pm

2 stops34h 21m

$945

Oklahoma CityFaro

OKC - FAO

OKCFAO

Oklahoma City Will Rogers World

Fri 5/22

7:04 pm-7:00 pm

2 stops17h 56m

Faro

Wed 6/3

8:00 pm-5:24 pm

2 stops27h 24m

$1,234

Oklahoma CityFaro

OKC - FAO

OKCFAO

Oklahoma City Will Rogers World

Sat 3/14

6:35 pm-5:20 pm

2 stops41h 45m

Faro

Fri 3/20

5:45 pm-5:45 pm

2 stops29h 00m

$1,390

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Portugal from

How to get the cheapest flight ticket from Oklahoma City to Portugal

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Portugal?

The cheapest month to fly to Portugal from Oklahoma City is in February. Flight prices, which tend to average around $540, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Portugal from Oklahoma City during January instead. Flights to Portugal in January, while not as cheap as those in February, still average around $673.

Cheap Oklahoma City to Portugal flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oklahoma City to Portugal

Fastest flight time

17h 42m

Direct flights

None
The fastest flight from Oklahoma City to Portugal takes 17h 42m
There are no direct flights from Oklahoma City to Portugal. There are no popular flight routes from Oklahoma City to Portugal.
Search flight deals

  • When did momondo last update prices for flights from Oklahoma City Will Rogers World Airport to Portugal?

    Prices for flights from Oklahoma City Will Rogers World Airport to Portugal were last updated today.

  • How many operators does momondo search for flights from Oklahoma City Will Rogers World Airport to Portugal?

  • How old do you have to be to fly from Oklahoma City Will Rogers World Airport to Portugal?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Oklahoma City Will Rogers World Airport to Portugal.

  • What documentation or ID do you need to fly to Portugal?

    The travel and health documents you'll need for your trip to Portugal may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portugal. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Oklahoma City to Portugal

Compare and see reviews for airlines that fly from Oklahoma City to Portugal with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $508Free CancellationRating
6.7
7,676 reviews
Search British Airways flights
United AirlinesPriceFrom $609Free CancellationRating
7.4
9,164 reviews
Search United Airlines flights
American AirlinesPriceFrom $683Free CancellationRating
7.2
11,132 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Oklahoma City to Portugal?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Oklahoma City to Portugal. momondo saves you time and could save you money on your trip.

Can I find flights from Oklahoma City to Portugal with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Portugal from Oklahoma City with this policy.

How can momondo help me find flights from Oklahoma City to Portugal?

Once all potential Oklahoma City to Portugal flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Oklahoma City to Portugal right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Oklahoma City to Portugal flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to Portugal

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