How long is the flight from Oklahoma to Portugal?

Average flight duration from Oklahoma to Portugal depends on which airport you fly into and out of. Flying from Tulsa to Lisbon is 16h 34m on average, while flying from Oklahoma City to Lisbon is 19h 38m on average. Lisbon is the most popular airport in Portugal.

What airlines fly to Portugal?

Iberia, British Airways and United Airlines are the top three most popular airlines that fly to Portugal from Oklahoma according to our data. Iberia is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 3 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Oklahoma to Portugal?

United Airlines, British Airways, and Iberia are the most popular carriers operating from Oklahoma to Portugal

When did momondo last update prices for flights from Oklahoma to Portugal?

Prices for flights from Oklahoma to Portugal are refreshed on a daily basis.

How many operators does momondo search for flights from Oklahoma to Portugal?

As of August 2026, there are 12 operators available to choose from for flights from Oklahoma to Portugal.

How old do you have to be to fly from Oklahoma to Portugal?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oklahoma to Portugal.

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

The travel and health documents required for your trip to Portugal can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portugal. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$282 Cheap Flights from Oklahoma to Portugal in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Oklahoma to Portugal

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One-way

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Cheap round-trip flights

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5:45 pm - 6:55 amOKC Oklahoma City Will Rogers World-LIS Lisbon Humberto Delgado

31h 10m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

5:00 am - 10:41 pmLIS Lisbon Humberto Delgado-OKC Oklahoma City Will Rogers World

23h 41m2 stops Frankfurt am Main Chicago O'Hare Intl

$737United Airlines

Tue, Dec 8 - Thu, Dec 17

6:00 am - 10:40 amOKC Oklahoma City Will Rogers World-LIS Lisbon Humberto Delgado

22h 40m2 stops Denver Intl Montreal Pierre Elliott Trudeau Intl

8:55 am - 6:44 pmLIS Lisbon Humberto Delgado-OKC Oklahoma City Will Rogers World

39h 49m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$749Air Canada

Mon, Dec 7 - Thu, Dec 10

9:02 am - 10:40 amOKC Oklahoma City Will Rogers World-LIS Lisbon Humberto Delgado

19h 38m2 stops Denver Intl Montreal Pierre Elliott Trudeau Intl

11:20 am - 10:34 pmLIS Lisbon Humberto Delgado-OKC Oklahoma City Will Rogers World

41h 14m3 stops Toronto Pearson Intl New York LaGuardia Chicago O'Hare Intl

$753United Airlines

Mon, Nov 16 - Wed, Nov 18

9:00 am - 10:40 amTUL Tulsa-LIS Lisbon Humberto Delgado

19h 40m2 stops Denver Intl Montreal Pierre Elliott Trudeau Intl

11:20 am - 10:42 pmLIS Lisbon Humberto Delgado-TUL Tulsa

41h 22m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$753Air Canada

Mon, Nov 9 - Wed, Nov 11

5:47 pm - 11:30 pmOKC Oklahoma City Will Rogers World-LIS Lisbon Humberto Delgado

24h 43m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

5:00 am - 9:59 pmLIS Lisbon Humberto Delgado-OKC Oklahoma City Will Rogers World

22h 59m2 stops Frankfurt am Main Houston George Bush Intcntl

$777Lufthansa

Tue, Oct 27 - Sun, Nov 8

5:47 pm - 11:30 pmOKC Oklahoma City Will Rogers World-LIS Lisbon Humberto Delgado

24h 43m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

5:00 am - 9:59 pmLIS Lisbon Humberto Delgado-OKC Oklahoma City Will Rogers World

22h 59m2 stops Frankfurt am Main Houston George Bush Intcntl

$779Lufthansa

Tue, Oct 27 - Sun, Nov 8

6:15 pm - 9:20 amTUL Tulsa-LIS Lisbon Humberto Delgado

33h 05m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

5:05 am - 9:59 pmLIS Lisbon Humberto Delgado-TUL Tulsa

22h 54m2 stops Frankfurt am Main Chicago O'Hare Intl

$784Multiple Airlines

Mon, Sep 28 - Wed, Oct 14

3:45 pm - 2:55 pmDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

17h 10m1 stop Paris Charles de Gaulle

5:00 am - 8:58 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

21h 58m2 stops Amsterdam Schiphol Minneapolis St Paul

$795Delta

Wed, Sep 30 - Wed, Oct 7

8:10 am - 8:50 amDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

18h 40m2 stops New York John F Kennedy Intl Paris Charles de Gaulle

5:00 am - 5:45 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

18h 45m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$799Delta

Tue, Sep 29 - Tue, Oct 6

12:30 pm - 11:00 amDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

16h 30m1 stop Toronto Pearson Intl

5:55 am - 10:28 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

46h 33m2 stops Zurich Chicago O'Hare Intl

$800Multiple Airlines

Mon, Sep 21 - Mon, Sep 28

Cheap last minute flights

Enter your travel dates to find the best prices.

4:55 pm - 8:40 amDFW Dallas/Fort Worth-PDL Ponta Delgada Nordela

10h 45m1 stop Newark

11:00 am - 6:32 pmPDL Ponta Delgada Nordela-DFW Dallas/Fort Worth

12h 32m1 stop Newark

$857United Airlines

Tue, Aug 11 - Wed, Aug 19

11:40 am - 8:40 amDFW Dallas/Fort Worth-PDL Ponta Delgada Nordela

16h 00m2 stops Denver Intl Newark

11:00 am - 6:32 pmPDL Ponta Delgada Nordela-DFW Dallas/Fort Worth

12h 32m1 stop Newark

$861United Airlines

Tue, Aug 11 - Wed, Aug 19

9:30 pm - 11:15 pmDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

19h 45m1 stop Istanbul

5:55 am - 7:35 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

19h 40m1 stop Istanbul

$894Turkish Airlines

Sun, Aug 9 - Mon, Aug 24

2:30 pm - 3:35 pmDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

19h 05m1 stop Istanbul

5:55 am - 7:35 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

19h 40m1 stop Istanbul

$905Turkish Airlines

Mon, Aug 10 - Mon, Aug 24

4:00 pm - 3:30 pmDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

17h 30m1 stop Frankfurt am Main

5:05 am - 1:35 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

14h 30m1 stop Frankfurt am Main

$969Lufthansa

Mon, Aug 10 - Mon, Sep 7

3:50 pm - 4:05 pmDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

18h 15m2 stops Miami Madrid Barajas

4:45 pm - 8:10 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

33h 25m1 stop Madrid Barajas

$987Iberia

Mon, Aug 10 - Mon, Sep 7

3:50 pm - 4:05 pmDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

18h 15m2 stops Miami Madrid Barajas

8:45 pm - 6:30 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

27h 45m2 stops Madrid Barajas Chicago O'Hare Intl

$989Iberia

Mon, Aug 10 - Mon, Aug 24

9:46 am - 8:20 amDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

16h 34m2 stops Houston George Bush Intcntl Newark

5:05 am - 2:15 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

15h 10m1 stop Frankfurt am Main

$1,014Multiple Airlines

Sun, Aug 9 - Mon, Aug 24

4:00 pm - 10:15 pmDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

24h 15m1 stop Frankfurt am Main

11:25 am - 9:34 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

16h 09m1 stop Montreal Pierre Elliott Trudeau Intl

$1,018Multiple Airlines

Sun, Aug 9 - Tue, Aug 11

12:25 pm - 11:05 amDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

16h 40m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

11:25 am - 11:40 amLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

30h 15m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

$2,274Lufthansa

Fri, Aug 7 - Tue, Aug 18

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Iberia flights from Oklahoma to Portugal

Our best Iberia deals on Oklahoma to Portugal flight tickets

Iberia

Sep 22

DFW9:45 pmDallas/Fort Worth

19h 40m

1 stop

LIS11:25 pmLisbon Humberto Delgado

Oct 5

LIS8:45 pmLisbon Humberto Delgado

25h 35m

2 stops

DFW4:20 pmDallas/Fort Worth

$805

Iberia

Sep 21

DFW6:23 pmDallas/Fort Worth

23h 02m

2 stops

LIS11:25 pmLisbon Humberto Delgado

Sep 28

LIS8:45 pmLisbon Humberto Delgado

26h 44m

2 stops

DFW5:29 pmDallas/Fort Worth

$807

Iberia

Nov 1

DFW3:20 pmDallas/Fort Worth

22h 40m

1 stop

OPO8:00 pmPorto

Nov 11

OPO8:40 pmPorto

14h 50m

1 stop

DFW5:30 amDallas/Fort Worth

$812

Lufthansa flights from Oklahoma to Portugal

Our best Lufthansa deals on Oklahoma to Portugal flight tickets

Lufthansa

Oct 27

OKC5:47 pmOklahoma City Will Rogers World

24h 43m

2 stops

LIS11:30 pmLisbon Humberto Delgado

Nov 8

LIS5:00 amLisbon Humberto Delgado

22h 59m

2 stops

OKC9:59 pmOklahoma City Will Rogers World

$777

Lufthansa

Oct 27

OKC5:47 pmOklahoma City Will Rogers World

24h 43m

2 stops

LIS11:30 pmLisbon Humberto Delgado

Nov 8

LIS5:00 amLisbon Humberto Delgado

22h 59m

2 stops

OKC9:59 pmOklahoma City Will Rogers World

$779

Lufthansa

Sep 22

DFW11:56 amDallas/Fort Worth

28h 19m

2 stops

LIS10:15 pmLisbon Humberto Delgado

Sep 28

LIS6:15 amLisbon Humberto Delgado

37h 20m

2 stops

DFW1:35 pmDallas/Fort Worth

$858

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Oklahoma CityLisbon

OKC Oklahoma City Will Rogers World - LIS Lisbon Humberto Delgado

OKCLIS

Oklahoma City Will Rogers World

Tue 12/8

5:45 pm-6:55 am

2 stops31h 10m

Lisbon Humberto Delgado

Thu 12/17

5:00 am-10:41 pm

2 stops23h 41m

$737

Oklahoma CityLisbon

OKC Oklahoma City Will Rogers World - LIS Lisbon Humberto Delgado

OKCLIS

Oklahoma City Will Rogers World

Mon 12/7

6:00 am-10:40 am

2 stops22h 40m

Lisbon Humberto Delgado

Thu 12/10

8:55 am-6:44 pm

2 stops39h 49m

$749

Oklahoma CityLisbon

OKC Oklahoma City Will Rogers World - LIS Lisbon Humberto Delgado

OKCLIS

Oklahoma City Will Rogers World

Mon 11/16

9:02 am-10:40 am

2 stops19h 38m

Lisbon Humberto Delgado

Wed 11/18

11:20 am-10:34 pm

3 stops41h 14m

$753

TulsaLisbon

TUL Tulsa - LIS Lisbon Humberto Delgado

TULLIS

Tulsa

Mon 11/9

9:00 am-10:40 am

2 stops19h 40m

Lisbon Humberto Delgado

Wed 11/11

11:20 am-10:42 pm

2 stops41h 22m

$753

Oklahoma CityLisbon

OKC Oklahoma City Will Rogers World - LIS Lisbon Humberto Delgado

OKCLIS

Oklahoma City Will Rogers World

Tue 10/27

5:47 pm-11:30 pm

2 stops24h 43m

Lisbon Humberto Delgado

Sun 11/8

5:00 am-9:59 pm

2 stops22h 59m

$777

Oklahoma CityLisbon

OKC Oklahoma City Will Rogers World - LIS Lisbon Humberto Delgado

OKCLIS

Oklahoma City Will Rogers World

Tue 10/27

5:47 pm-11:30 pm

2 stops24h 43m

Lisbon Humberto Delgado

Sun 11/8

5:00 am-9:59 pm

2 stops22h 59m

$779

TulsaLisbon

TUL Tulsa - LIS Lisbon Humberto Delgado

TULLIS

Tulsa

Mon 9/28

6:15 pm-9:20 am

2 stops33h 05m

Lisbon Humberto Delgado

Wed 10/14

5:05 am-9:59 pm

2 stops22h 54m

$784

DallasLisbon

DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado

DFWLIS

Dallas/Fort Worth

Wed 9/30

3:45 pm-2:55 pm

1 stop17h 10m

Lisbon Humberto Delgado

Wed 10/7

5:00 am-8:58 pm

2 stops21h 58m

$795

Quickest round-trip

DallasLisbon

DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado

DFWLIS

Dallas/Fort Worth

Tue 9/29

8:10 am-8:50 am

2 stops18h 40m

Lisbon Humberto Delgado

Tue 10/6

5:00 am-5:45 pm

2 stops18h 45m

$799

DallasLisbon

DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado

DFWLIS

Dallas/Fort Worth

Mon 9/21

12:30 pm-11:00 am

1 stop16h 30m

Lisbon Humberto Delgado

Mon 9/28

5:55 am-10:28 pm

2 stops46h 33m

$800

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Oklahoma 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

Prices

Airlines

Other information

What is the cheapest month to fly to Portugal?

The cheapest month to fly to Portugal from Oklahoma is in March. Flight prices, which tend to average around $474, 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 during January instead. Flights to Portugal in January, while not as cheap as those in March, still average around $487.

Cheap Oklahoma to Portugal flight deals and tips

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

Fastest flight time	10h 45m
Direct flights	None

The fastest flight from Oklahoma to Portugal takes 10h 45m

There are no direct flights from Oklahoma to Portugal. There are no popular flight routes from Oklahoma to Portugal.

Search flight deals

Frequently asked questions about flying from Oklahoma to Portugal

When did momondo last update prices for flights from Oklahoma to Portugal?
Prices for flights from Oklahoma to Portugal are refreshed on a daily basis.
How many operators does momondo search for flights from Oklahoma to Portugal?
As of August 2026, there are 12 operators available to choose from for flights from Oklahoma to Portugal.
How old do you have to be to fly from Oklahoma to Portugal?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oklahoma to Portugal.
What documentation or ID do you need to fly to Portugal?
The travel and health documents required for your trip to Portugal can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portugal. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Oklahoma to Portugal

Compare and see reviews for airlines that fly from Oklahoma to Portugal with momondo

Airline	Rating	Free Cancellation	Price
Iberia	PriceFrom $424	Free Cancellation	Rating 7.0 3,264 reviews	Search Iberia flights
British Airways	PriceFrom $458	Free Cancellation	Rating 6.7 8,147 reviews	Search British Airways flights
United Airlines	PriceFrom $579	Free Cancellation	Rating 7.4 10,072 reviews	Search United Airlines flights

Why use momondo?

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

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

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

Yes. All flights to Portugal from Oklahoma on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Portugal from Oklahoma. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to Portugal, momondo offers a useful price alert feature which will track prices for flights to Portugal from Oklahoma and alert you when they change.

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Popular cities in Portugal

Flights to Lisbonfrom $552

Flights to Portofrom $530

Flights to Funchalfrom $622

Flights to Farofrom $612

Flights to Ponta Delgadafrom $453

Flights to Lajesfrom $454

Flights to Hortafrom $659

Flights to Pico Islandfrom $725

Flights to Porto Santofrom $880

Flights to Velasfrom $695

Cheap flights from Oklahoma to Portugal from $282

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 to Portugal departing on 9/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Iberia flights from Oklahoma to Portugal

Our best Iberia deals on Oklahoma to Portugal flight tickets

Lufthansa flights from Oklahoma to Portugal

Our best Lufthansa deals on Oklahoma to Portugal flight tickets

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How to get the cheapest flight ticket from Oklahoma to Portugal

What is the cheapest month to fly to Portugal?

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What airlines fly to Portugal?

How long is the flight from Oklahoma to Portugal?

Cheap Oklahoma to Portugal flight deals and tips

Fastest flight time

Direct flights

Frequently asked questions about flying from Oklahoma to Portugal

Best airlines flying from Oklahoma to Portugal

Compare and see reviews for airlines that fly from Oklahoma to Portugal with momondo

Why use momondo?

An easier way to manage your Portugal trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo

Oklahoma flight routes

According to popular flight searches on momondo this year

Portugal flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Portugal

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Portugal

List of cabin classes available on flights landing in Portugal. Availability may vary depending on flight origin and airline.

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According to popular flight searches on momondo this year