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Cheap flights from Oklahoma City to Portugal from $551

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 6/18. 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
1 adult, Economy, 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
1:32 pm - 11:25 pm
OKC
-
LIS
27h 53m
2 stops
Finnair Logo
4:35 pm - 5:48 pm
LIS
-
OKC
31h 13m
2 stops
$742Finnair
Sun, Apr 19 - Sun, Apr 26
Iberia Logo
6:55 pm - 8:05 pm
OKC
-
LIS
19h 10m
2 stops
Iberia Logo
8:45 pm - 10:58 pm
LIS
-
OKC
32h 13m
2 stops
$788Iberia
Mon, Apr 20 - Mon, Apr 27
Iberia Logo
6:55 pm - 4:05 pm
OKC
-
LIS
15h 10m
2 stops
Iberia Logo
8:45 pm - 8:07 pm
LIS
-
OKC
53h 22m
2 stops
$793Iberia
Mon, Apr 20 - Mon, Apr 27
British Airways Logo
4:22 pm - 11:05 pm
OKC
-
LIS
24h 43m
2 stops
British Airways Logo
7:20 am - 9:44 pm
LIS
-
OKC
20h 24m
2 stops
$867British Airways
Thu, Apr 23 - Thu, Apr 30
United Airlines Logo
8:40 am - 11:05 am
OKC
-
LIS
20h 25m
2 stops
United Airlines Logo
7:25 am - 9:29 pm
LIS
-
OKC
20h 04m
2 stops
$872United Airlines
Sat, Apr 18 - Sat, Apr 25
Iberia Logo
7:04 pm - 11:25 pm
OKC
-
LIS
22h 21m
2 stops
Iberia Logo
8:45 pm - 11:59 pm
LIS
-
OKC
33h 14m
2 stops
$974Iberia
Mon, Jun 1 - Mon, Jun 22
British Airways Logo
5:49 pm - 4:05 pm
OKC
-
FAO
16h 16m
2 stops
British Airways Logo
7:55 pm - 5:48 pm
FAO
-
OKC
27h 53m
2 stops
$993British Airways
Thu, Apr 23 - Thu, Apr 30
United Airlines Logo
2:33 pm - 9:20 am
OKC
-
LIS
36h 47m
2 stops
United Airlines Logo
1:00 pm - 6:05 pm
LIS
-
OKC
35h 05m
2 stops
$1,015United Airlines
Mon, Jun 1 - Mon, Jun 15
British Airways Logo
1:41 pm - 5:50 pm
OKC
-
FAO
22h 09m
2 stops
British Airways Logo
3:40 pm - 9:44 pm
FAO
-
OKC
36h 04m
2 stops
$1,029British Airways
Fri, Apr 17 - Tue, Apr 21
United Airlines Logo
8:40 am - 8:20 am
OKC
-
LIS
17h 40m
2 stops
United Airlines Logo
6:15 am - 9:17 am
LIS
-
OKC
33h 02m
2 stops
$1,071United Airlines
Thu, Apr 16 - Sat, Apr 25

Iberia flights from Oklahoma City to Portugal

Our best Iberia deals on Oklahoma City to Portugal flight tickets
Iberia
Apr 20
OKC6:55 pmOklahoma City Will Rogers World
19h 10m
2 stops
LIS8:05 pmLisbon Humberto Delgado
Apr 27
LIS8:45 pmLisbon Humberto Delgado
32h 13m
2 stops
OKC10:58 pmOklahoma City Will Rogers World
$788
Iberia
Apr 20
OKC6:55 pmOklahoma City Will Rogers World
15h 10m
2 stops
LIS4:05 pmLisbon Humberto Delgado
Apr 27
LIS8:45 pmLisbon Humberto Delgado
53h 22m
2 stops
OKC8:07 pmOklahoma City Will Rogers World
$793
Iberia
Jun 1
OKC7:04 pmOklahoma City Will Rogers World
22h 21m
2 stops
LIS11:25 pmLisbon Humberto Delgado
Jun 22
LIS8:45 pmLisbon Humberto Delgado
33h 14m
2 stops
OKC11:59 pmOklahoma City Will Rogers World
$974

United Airlines flights from Oklahoma City to Portugal

Our best United Airlines deals on Oklahoma City to Portugal flight tickets
United Airlines
Apr 18
OKC8:40 amOklahoma City Will Rogers World
20h 25m
2 stops
LIS11:05 amLisbon Humberto Delgado
Apr 25
LIS7:25 amLisbon Humberto Delgado
20h 04m
2 stops
OKC9:29 pmOklahoma City Will Rogers World
$872
United Airlines
Jun 1
OKC2:33 pmOklahoma City Will Rogers World
36h 47m
2 stops
LIS9:20 amLisbon Humberto Delgado
Jun 15
LIS1:00 pmLisbon Humberto Delgado
35h 05m
2 stops
OKC6:05 pmOklahoma City Will Rogers World
$1,015
United Airlines
Apr 16
OKC8:40 amOklahoma City Will Rogers World
17h 40m
2 stops
LIS8:20 amLisbon Humberto Delgado
Apr 25
LIS6:15 amLisbon Humberto Delgado
33h 02m
2 stops
OKC9:17 amOklahoma City Will Rogers World
$1,071

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 March 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

Price

Cheapest round-trip

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Sun 4/19

1:32 pm-11:25 pm

2 stops27h 53m

Lisbon Humberto Delgado

Sun 4/26

4:35 pm-5:48 pm

2 stops31h 13m

$742

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Mon 4/20

6:55 pm-8:05 pm

2 stops19h 10m

Lisbon Humberto Delgado

Mon 4/27

8:45 pm-10:58 pm

2 stops32h 13m

$788

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Mon 4/20

6:55 pm-4:05 pm

2 stops15h 10m

Lisbon Humberto Delgado

Mon 4/27

8:45 pm-8:07 pm

2 stops53h 22m

$793

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Thu 4/23

4:22 pm-11:05 pm

2 stops24h 43m

Lisbon Humberto Delgado

Thu 4/30

7:20 am-9:44 pm

2 stops20h 24m

$867
Quickest round-trip

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Sat 4/18

8:40 am-11:05 am

2 stops20h 25m

Lisbon Humberto Delgado

Sat 4/25

7:25 am-9:29 pm

2 stops20h 04m

$872

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Mon 6/1

7:04 pm-11:25 pm

2 stops22h 21m

Lisbon Humberto Delgado

Mon 6/22

8:45 pm-11:59 pm

2 stops33h 14m

$974

Oklahoma CityFaro

OKC - FAO

OKCFAO

Oklahoma City Will Rogers World

Thu 4/23

5:49 pm-4:05 pm

2 stops16h 16m

Faro

Thu 4/30

7:55 pm-5:48 pm

2 stops27h 53m

$993

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Mon 6/1

2:33 pm-9:20 am

2 stops36h 47m

Lisbon Humberto Delgado

Mon 6/15

1:00 pm-6:05 pm

2 stops35h 05m

$1,015

Oklahoma CityFaro

OKC - FAO

OKCFAO

Oklahoma City Will Rogers World

Fri 4/17

1:41 pm-5:50 pm

2 stops22h 09m

Faro

Tue 4/21

3:40 pm-9:44 pm

2 stops36h 04m

$1,029

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Thu 4/16

8:40 am-8:20 am

2 stops17h 40m

Lisbon Humberto Delgado

Sat 4/25

6:15 am-9:17 am

2 stops33h 02m

$1,071

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 March. Flight prices, which tend to average around $451, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of March, then book flights to Portugal from Oklahoma City during October instead. Flights to Portugal in October, while not as cheap as those in March, still average around $474.

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

14h 23m

Direct flights

None
The fastest flight from Oklahoma City to Portugal takes 14h 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
British AirwaysPriceFrom $471Free CancellationRating
6.7
7,781 reviews
Search British Airways flights
American AirlinesPriceFrom $519Free CancellationRating
7.1
11,414 reviews
Search American Airlines flights
United AirlinesPriceFrom $609Free CancellationRating
7.4
9,409 reviews
Search United 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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