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Cheap flights from Oklahoma City to Portugal from $458

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 10/28. 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.
Scandinavian Airlines Logo
11:22 am - 8:55 amOKC-LIS
39h 33m2 stops
Scandinavian Airlines Logo
4:55 pm - 11:58 pmLIS-OKC
37h 03m2 stops
$560Scandinavian Airlines
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Fri, Dec 5 - Fri, Dec 12
United Airlines Logo
6:05 am - 9:20 amOKC-LIS
21h 15m2 stops
United Airlines Logo
5:00 am - 10:17 pmLIS-OKC
22h 17m2 stops
$561United Airlines
Find Deal
Tue, Feb 24 - Tue, Mar 24
Delta Logo
6:50 am - 8:40 amOKC-LIS
19h 50m2 stops
Delta Logo
5:00 am - 8:29 pmLIS-OKC
21h 29m2 stops
$585Delta
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Wed, Nov 19 - Wed, Nov 26
KLM Logo
5:30 am - 4:55 pmOKC-FAO
29h 25m2 stops
KLM Logo
7:45 pm - 5:16 pmFAO-OKC
27h 31m2 stops
$597KLM
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Fri, Nov 28 - Tue, Dec 2
KLM Logo
5:30 am - 4:55 pmOKC-FAO
29h 25m2 stops
KLM Logo
7:45 pm - 11:58 pmFAO-OKC
34h 13m2 stops
$603KLM
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Fri, Nov 28 - Tue, Dec 2
United Airlines Logo
12:25 pm - 9:20 amOKC-LIS
14h 55m2 stops
United Airlines Logo
5:00 am - 10:15 pmLIS-OKC
23h 15m2 stops
$611United Airlines
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Thu, Dec 4 - Thu, Dec 11
United Airlines Logo
8:00 am - 9:20 amOKC-LIS
19h 20m2 stops
United Airlines Logo
11:25 am - 9:58 pmLIS-OKC
40h 33m2 stops
$642United Airlines
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Wed, Apr 1 - Thu, Apr 9
Multiple Airlines Logo
6:00 am - 9:20 amOKC-LIS
21h 20m3 stops
Multiple Airlines Logo
10:55 am - 3:46 pmLIS-OKC
34h 51m2 stops
$767Multiple Airlines
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Thu, Dec 4 - Thu, Dec 11
Multiple Airlines Logo
8:12 am - 9:05 amOKC-LIS
19h 53m2 stops
Multiple Airlines Logo
10:30 am - 10:00 pmLIS-OKC
16h 30m2 stops
$770Multiple Airlines
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Sat, Mar 14 - Sat, Mar 21
Delta Logo
8:10 am - 8:00 amOKC-LIS
18h 50m2 stops
Delta Logo
11:40 am - 11:59 pmLIS-OKC
18h 19m2 stops
$874Delta
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Fri, Mar 27 - Tue, Mar 31

United Airlines flights from Oklahoma City to Portugal

Our best United Airlines deals on Oklahoma City to Portugal flight tickets
United Airlines
Feb 24
OKC6:05 amOklahoma City Will Rogers World
21h 15m
2 stops
LIS9:20 amLisbon Humberto Delgado
Mar 24
LIS5:00 amLisbon Humberto Delgado
22h 17m
2 stops
OKC10:17 pmOklahoma City Will Rogers World
$561
Find similar
United Airlines
Dec 4
OKC12:25 pmOklahoma City Will Rogers World
14h 55m
2 stops
LIS9:20 amLisbon Humberto Delgado
Dec 11
LIS5:00 amLisbon Humberto Delgado
23h 15m
2 stops
OKC10:15 pmOklahoma City Will Rogers World
$611
Find similar
United Airlines
Apr 1
OKC8:00 amOklahoma City Will Rogers World
19h 20m
2 stops
LIS9:20 amLisbon Humberto Delgado
Apr 9
LIS11:25 amLisbon Humberto Delgado
40h 33m
2 stops
OKC9:58 pmOklahoma City Will Rogers World
$642
Find similar

Delta flights from Oklahoma City to Portugal

Our best Delta deals on Oklahoma City to Portugal flight tickets
Delta
Nov 19
OKC6:50 amOklahoma City Will Rogers World
19h 50m
2 stops
LIS8:40 amLisbon Humberto Delgado
Nov 26
LIS5:00 amLisbon Humberto Delgado
21h 29m
2 stops
OKC8:29 pmOklahoma City Will Rogers World
$585
Find similar
Delta
Mar 27
OKC8:10 amOklahoma City Will Rogers World
18h 50m
2 stops
LIS8:00 amLisbon Humberto Delgado
Mar 31
LIS11:40 amLisbon Humberto Delgado
18h 19m
2 stops
OKC11:59 pmOklahoma City Will Rogers World
$874
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 October 22, 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

Fri 12/5

11:22 am-8:55 am

2 stops39h 33m

Lisbon Humberto Delgado

Fri 12/12

4:55 pm-11:58 pm

2 stops37h 03m

$560

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Tue 2/24

6:05 am-9:20 am

2 stops21h 15m

Lisbon Humberto Delgado

Tue 3/24

5:00 am-10:17 pm

2 stops22h 17m

$561

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Wed 11/19

6:50 am-8:40 am

2 stops19h 50m

Lisbon Humberto Delgado

Wed 11/26

5:00 am-8:29 pm

2 stops21h 29m

$585

Oklahoma CityFaro

OKC - FAO

OKCFAO

Oklahoma City Will Rogers World

Fri 11/28

5:30 am-4:55 pm

2 stops29h 25m

Faro

Tue 12/2

7:45 pm-5:16 pm

2 stops27h 31m

$597

Oklahoma CityFaro

OKC - FAO

OKCFAO

Oklahoma City Will Rogers World

Fri 11/28

5:30 am-4:55 pm

2 stops29h 25m

Faro

Tue 12/2

7:45 pm-11:58 pm

2 stops34h 13m

$603

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Thu 12/4

12:25 pm-9:20 am

2 stops14h 55m

Lisbon Humberto Delgado

Thu 12/11

5:00 am-10:15 pm

2 stops23h 15m

$611

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Wed 4/1

8:00 am-9:20 am

2 stops19h 20m

Lisbon Humberto Delgado

Thu 4/9

11:25 am-9:58 pm

2 stops40h 33m

$642

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Thu 12/4

6:00 am-9:20 am

3 stops21h 20m

Lisbon Humberto Delgado

Thu 12/11

10:55 am-3:46 pm

2 stops34h 51m

$767

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Sat 3/14

8:12 am-9:05 am

2 stops19h 53m

Lisbon Humberto Delgado

Sat 3/21

10:30 am-10:00 pm

2 stops16h 30m

$770

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Fri 3/27

8:10 am-8:00 am

2 stops18h 50m

Lisbon Humberto Delgado

Tue 3/31

11:40 am-11:59 pm

2 stops18h 19m

$874

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 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

Direct flights

None
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
8,988 reviews
Search United Airlines flights
American AirlinesPriceFrom $683Free CancellationRating
7.2
11,028 reviews
Search American Airlines flights
British AirwaysPriceFrom $835Free CancellationRating
6.7
7,466 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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