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Cheap flights from Oklahoma City to Portugal from $341

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 1/14. 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.
Multiple Airlines Logo
10:20 am - 9:05 am
OKC
-
LIS
16h 45m2 stops
Multiple Airlines Logo
4:10 pm - 7:40 pm
LIS
-
OKC
32h 30m2 stops
$449Multiple Airlines
Tue, Feb 24 - Tue, Mar 24
Finnair Logo
2:36 pm - 3:25 pm
OKC
-
LIS
19h 49m2 stops
Finnair Logo
4:10 pm - 7:40 pm
LIS
-
OKC
32h 30m2 stops
$453Finnair
Tue, Mar 10 - Tue, Mar 17
British Airways Logo
2:42 pm - 5:40 pm
OKC
-
LIS
20h 58m2 stops
British Airways Logo
7:40 pm - 9:21 pm
LIS
-
OKC
30h 41m2 stops
$456British Airways
Tue, Feb 24 - Tue, Mar 24
United Airlines Logo
10:00 am - 8:10 am
OKC
-
LIS
16h 10m2 stops
United Airlines Logo
10:55 am - 6:02 pm
LIS
-
OKC
37h 07m2 stops
$469United Airlines
Fri, Feb 6 - Fri, Feb 13
United Airlines Logo
9:35 am - 8:10 am
OKC
-
LIS
16h 35m2 stops
United Airlines Logo
5:00 am - 10:30 pm
LIS
-
OKC
23h 30m2 stops
$472United Airlines
Mon, Feb 16 - Sat, Feb 28
British Airways Logo
4:11 pm - 5:55 pm
OKC
-
LIS
19h 44m2 stops
British Airways Logo
6:35 pm - 10:30 pm
LIS
-
OKC
33h 55m2 stops
$483British Airways
Sat, Feb 14 - Mon, Feb 23
United Airlines Logo
9:05 am - 8:10 am
OKC
-
LIS
17h 05m2 stops
United Airlines Logo
10:15 am - 11:24 pm
LIS
-
OKC
19h 09m2 stops
$485United Airlines
Fri, Jan 23 - Tue, Jan 27
KLM Logo
11:23 am - 4:55 pm
OKC
-
FAO
23h 32m2 stops
KLM Logo
7:45 pm - 12:03 am
FAO
-
OKC
34h 18m2 stops
$552KLM
Fri, Jan 30 - Tue, Feb 3
KLM Logo
5:47 pm - 5:50 pm
OKC
-
FNC
42h 03m2 stops
KLM Logo
10:25 am - 8:40 pm
FNC
-
OKC
40h 15m2 stops
$559KLM
Thu, Jan 29 - Mon, Feb 2
Air Canada Logo
6:05 am - 1:40 pm
OKC
-
FNC
26h 35m3 stops
Air Canada Logo
7:55 am - 11:30 pm
FNC
-
OKC
20h 35m3 stops
$3,269Air Canada
Sat, Mar 14 - Sat, Mar 21

United Airlines flights from Oklahoma City to Portugal

Our best United Airlines deals on Oklahoma City to Portugal flight tickets
United Airlines
Feb 6
OKC10:00 amOklahoma City Will Rogers World
16h 10m
2 stops
LIS8:10 amLisbon Humberto Delgado
Feb 13
LIS10:55 amLisbon Humberto Delgado
37h 07m
2 stops
OKC6:02 pmOklahoma City Will Rogers World
$469
Find similar
United Airlines
Feb 16
OKC9:35 amOklahoma City Will Rogers World
16h 35m
2 stops
LIS8:10 amLisbon Humberto Delgado
Feb 28
LIS5:00 amLisbon Humberto Delgado
23h 30m
2 stops
OKC10:30 pmOklahoma City Will Rogers World
$472
Find similar
United Airlines
Jan 23
OKC9:30 amOklahoma City Will Rogers World
16h 40m
2 stops
LIS8:10 amLisbon Humberto Delgado
Jan 27
LIS10:15 amLisbon Humberto Delgado
19h 09m
2 stops
OKC11:24 pmOklahoma City Will Rogers World
$485
Find similar

British Airways flights from Oklahoma City to Portugal

Our best British Airways deals on Oklahoma City to Portugal flight tickets
British Airways
Feb 24
OKC2:42 pmOklahoma City Will Rogers World
20h 58m
2 stops
LIS5:40 pmLisbon Humberto Delgado
Mar 24
LIS7:40 pmLisbon Humberto Delgado
30h 41m
2 stops
OKC9:21 pmOklahoma City Will Rogers World
$456
Find similar
British Airways
Feb 14
OKC4:11 pmOklahoma City Will Rogers World
19h 44m
2 stops
LIS5:55 pmLisbon Humberto Delgado
Feb 23
LIS6:35 pmLisbon Humberto Delgado
33h 55m
2 stops
OKC10:30 pmOklahoma City Will Rogers World
$483
Find similar

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 December 4, 2025.
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

10:20 am-9:05 am

2 stops16h 45m

Lisbon Humberto Delgado

Tue 3/24

4:10 pm-7:40 pm

2 stops32h 30m

$449

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Tue 3/10

2:36 pm-3:25 pm

2 stops19h 49m

Lisbon Humberto Delgado

Tue 3/17

4:10 pm-7:40 pm

2 stops32h 30m

$453

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Tue 2/24

2:42 pm-5:40 pm

2 stops20h 58m

Lisbon Humberto Delgado

Tue 3/24

7:40 pm-9:21 pm

2 stops30h 41m

$456

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Fri 2/6

10:00 am-8:10 am

2 stops16h 10m

Lisbon Humberto Delgado

Fri 2/13

10:55 am-6:02 pm

2 stops37h 07m

$469

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Mon 2/16

9:35 am-8:10 am

2 stops16h 35m

Lisbon Humberto Delgado

Sat 2/28

5:00 am-10:30 pm

2 stops23h 30m

$472

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Sat 2/14

4:11 pm-5:55 pm

2 stops19h 44m

Lisbon Humberto Delgado

Mon 2/23

6:35 pm-10:30 pm

2 stops33h 55m

$483

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Fri 1/23

9:05 am-8:10 am

2 stops17h 05m

Lisbon Humberto Delgado

Tue 1/27

10:15 am-11:24 pm

2 stops19h 09m

$485

Oklahoma CityFaro

OKC - FAO

OKCFAO

Oklahoma City Will Rogers World

Fri 1/30

11:23 am-4:55 pm

2 stops23h 32m

Faro

Tue 2/3

7:45 pm-12:03 am

2 stops34h 18m

$552

Oklahoma CityFunchal

OKC - FNC

OKCFNC

Oklahoma City Will Rogers World

Thu 1/29

5:47 pm-5:50 pm

2 stops42h 03m

Funchal Madeira

Mon 2/2

10:25 am-8:40 pm

2 stops40h 15m

$559

Oklahoma CityFunchal

OKC - FNC

OKCFNC

Oklahoma City Will Rogers World

Sat 3/14

6:05 am-1:40 pm

3 stops26h 35m

Funchal Madeira

Sat 3/21

7:55 am-11:30 pm

3 stops20h 35m

$3,269

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 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 January. Flight prices, which tend to average around $673, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Portugal from Oklahoma City during December instead. Flights to Portugal in December, while not as cheap as those in January, still average around $683.

What is the cheapest day to depart on your flight to Portugal?

According to our data, Wednesday is the cheapest day to fly to Portugal from Oklahoma City. The lowest ticket price found for a Wednesday departure recently was $874. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Portugal is Sunday, with ticket prices averaging around $1,502.

What is the cheapest time of day to depart on your flight to Portugal?

Our most recent data shows that the best time of day to fly to Portugal is in the afternoon. Flights from Oklahoma City to Portugal during this time can be as low as $1,053. At noon is when there is more demand to fly to Portugal, so prices are often more expensive at around $1,450 per ticket.

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

12h 23m

Direct flights

None
The fastest flight from Oklahoma City to Portugal takes 12h 23m
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
United AirlinesPriceFrom $609Free CancellationRating
7.4
9,064 reviews
Search United Airlines flights
American AirlinesPriceFrom $683Free CancellationRating
7.2
11,043 reviews
Search American Airlines flights
British AirwaysPriceFrom $835Free CancellationRating
6.7
7,559 reviews
Search British Airways 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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