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 13h 50m on average, while flying from Oklahoma City to Lisbon is 16h 22m on average. Lisbon is the most popular airport in Portugal.

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

Iberia, United Airlines, and Aer Lingus are the most popular carriers operating from Oklahoma to Portugal

What airlines fly to Portugal?

Iberia, Delta 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 35% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 5 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.

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 November 2026, there are 5 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.

$333 Cheap Flights from Oklahoma to Portugal in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Oklahoma to Portugal

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:15 am - 10:40 amTUL Tulsa-LIS Lisbon Humberto Delgado

21h 25m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

10:55 am - 10:38 pmLIS Lisbon Humberto Delgado-TUL Tulsa

41h 43m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$731Air Canada

Mon, Feb 22 - Fri, Feb 26

9:38 am - 10:20 amOKC Oklahoma City Will Rogers World-LIS Lisbon Humberto Delgado

18h 42m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl

10:55 am - 6:26 pmLIS Lisbon Humberto Delgado-OKC Oklahoma City Will Rogers World

37h 31m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$732United Airlines

Mon, Feb 22 - Fri, Feb 26

10:10 am - 4:00 pmTUL Tulsa-OPO Porto

23h 50m2 stops Dallas/Fort Worth Madrid Barajas

12:25 pm - 9:30 amOPO Porto-TUL Tulsa

27h 05m2 stops Madrid Barajas Dallas/Fort Worth

$761Iberia

Tue, Jan 19 - Mon, Jan 25

5:50 pm - 5:45 pmTUL Tulsa-LIS Lisbon Humberto Delgado

17h 55m2 stops Chicago O'Hare Intl London Heathrow

8:45 pm - 9:30 amLIS Lisbon Humberto Delgado-TUL Tulsa

18h 45m2 stops Madrid Barajas Dallas/Fort Worth

$765Multiple Airlines

Tue, Jan 19 - Mon, Jan 25

1:45 pm - 8:05 pmOKC Oklahoma City Will Rogers World-LIS Lisbon Humberto Delgado

24h 20m2 stops Dallas/Fort Worth Madrid Barajas

12:30 pm - 9:35 amLIS Lisbon Humberto Delgado-OKC Oklahoma City Will Rogers World

27h 05m2 stops Madrid Barajas Dallas/Fort Worth

$776Iberia

Fri, Feb 12 - Mon, Feb 15

2:15 pm - 8:55 amOKC Oklahoma City Will Rogers World-LIS Lisbon Humberto Delgado

36h 40m2 stops Chicago O'Hare Intl Toronto Pearson Intl

10:55 am - 11:14 pmLIS Lisbon Humberto Delgado-OKC Oklahoma City Will Rogers World

42h 19m2 stops Toronto Pearson Intl Denver Intl

$777Air Canada

Tue, Dec 8 - Thu, Dec 17

11:04 am - 5:50 pmTUL Tulsa-OPO Porto

24h 46m2 stops Chicago O'Hare Intl London Heathrow

8:40 pm - 9:30 amOPO Porto-TUL Tulsa

18h 50m2 stops Madrid Barajas Dallas/Fort Worth

$778British Airways

Tue, Jan 19 - Mon, Jan 25

7:00 am - 9:20 amOKC Oklahoma City Will Rogers World-LIS Lisbon Humberto Delgado

20h 20m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

11:20 am - 12:15 pmLIS Lisbon Humberto Delgado-OKC Oklahoma City Will Rogers World

30h 55m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$818United Airlines

Fri, Dec 4 - Fri, Dec 11

6:56 pm - 11:25 amTUL Tulsa-LIS Lisbon Humberto Delgado

34h 29m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

12:25 pm - 10:11 amLIS Lisbon Humberto Delgado-TUL Tulsa

51h 46m2 stops Paris Charles de Gaulle Atlanta Hartsfield-Jackson

$1,520Delta

Sun, Dec 20 - Wed, Dec 30

1:37 pm - 12:05 pmOKC Oklahoma City Will Rogers World-LIS Lisbon Humberto Delgado

16h 28m2 stops Chicago O'Hare Intl London Heathrow

6:50 pm - 10:43 pmLIS Lisbon Humberto Delgado-OKC Oklahoma City Will Rogers World

33h 53m2 stops London Heathrow Charlotte Douglas

$3,857British Airways

Sun, Dec 27 - Sun, Jan 3

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Air Canada flights from Oklahoma to Portugal

Our best Air Canada deals on Oklahoma to Portugal flight tickets

Air Canada

Feb 22

TUL7:15 amTulsa

21h 25m

2 stops

LIS10:40 amLisbon Humberto Delgado

Feb 26

LIS10:55 amLisbon Humberto Delgado

41h 43m

2 stops

TUL10:38 pmTulsa

$731

Air Canada

Dec 8

OKC2:15 pmOklahoma City Will Rogers World

36h 40m

2 stops

LIS8:55 amLisbon Humberto Delgado

Dec 17

LIS10:55 amLisbon Humberto Delgado

42h 19m

2 stops

OKC11:14 pmOklahoma City Will Rogers World

$777

Air Canada

Jan 19

TUL10:15 amTulsa

21h 15m

3 stops

OPO1:30 pmPorto

Jan 25

OPO8:30 amPorto

19h 59m

3 stops

TUL10:29 pmTulsa

$1,129

Delta flights from Oklahoma to Portugal

Our best Delta deals on Oklahoma to Portugal flight tickets

Delta

Dec 25

OKC7:05 amOklahoma City Will Rogers World

22h 20m

2 stops

LIS11:25 amLisbon Humberto Delgado

Jan 1

LIS5:00 amLisbon Humberto Delgado

18h 55m

2 stops

OKC5:55 pmOklahoma City Will Rogers World

$1,406

Delta

Dec 20

TUL6:56 pmTulsa

34h 29m

2 stops

LIS11:25 amLisbon Humberto Delgado

Dec 30

LIS12:25 pmLisbon Humberto Delgado

51h 46m

2 stops

TUL10:11 amTulsa

$1,520

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TulsaLisbon

TUL Tulsa - LIS Lisbon Humberto Delgado

TULLIS

Tulsa

Mon 2/22

7:15 am-10:40 am

2 stops21h 25m

Lisbon Humberto Delgado

Fri 2/26

10:55 am-10:38 pm

2 stops41h 43m

$731

Oklahoma CityLisbon

OKC Oklahoma City Will Rogers World - LIS Lisbon Humberto Delgado

OKCLIS

Oklahoma City Will Rogers World

Mon 2/22

9:38 am-10:20 am

2 stops18h 42m

Lisbon Humberto Delgado

Fri 2/26

10:55 am-6:26 pm

2 stops37h 31m

$732

TulsaPorto

TUL Tulsa - OPO Porto

TULOPO

Tulsa

Tue 1/19

10:10 am-4:00 pm

2 stops23h 50m

Porto

Mon 1/25

12:25 pm-9:30 am

2 stops27h 05m

$761

Quickest round-trip

TulsaLisbon

TUL Tulsa - LIS Lisbon Humberto Delgado

TULLIS

Tulsa

Tue 1/19

5:50 pm-5:45 pm

2 stops17h 55m

Lisbon Humberto Delgado

Mon 1/25

8:45 pm-9:30 am

2 stops18h 45m

$765

Oklahoma CityLisbon

OKC Oklahoma City Will Rogers World - LIS Lisbon Humberto Delgado

OKCLIS

Oklahoma City Will Rogers World

Fri 2/12

1:45 pm-8:05 pm

2 stops24h 20m

Lisbon Humberto Delgado

Mon 2/15

12:30 pm-9:35 am

2 stops27h 05m

$776

Oklahoma CityLisbon

OKC Oklahoma City Will Rogers World - LIS Lisbon Humberto Delgado

OKCLIS

Oklahoma City Will Rogers World

Tue 12/8

2:15 pm-8:55 am

2 stops36h 40m

Lisbon Humberto Delgado

Thu 12/17

10:55 am-11:14 pm

2 stops42h 19m

$777

TulsaPorto

TUL Tulsa - OPO Porto

TULOPO

Tulsa

Tue 1/19

11:04 am-5:50 pm

2 stops24h 46m

Porto

Mon 1/25

8:40 pm-9:30 am

2 stops18h 50m

$778

Oklahoma CityLisbon

OKC Oklahoma City Will Rogers World - LIS Lisbon Humberto Delgado

OKCLIS

Oklahoma City Will Rogers World

Fri 12/4

7:00 am-9:20 am

2 stops20h 20m

Lisbon Humberto Delgado

Fri 12/11

11:20 am-12:15 pm

2 stops30h 55m

$818

TulsaLisbon

TUL Tulsa - LIS Lisbon Humberto Delgado

TULLIS

Tulsa

Sun 12/20

6:56 pm-11:25 am

2 stops34h 29m

Lisbon Humberto Delgado

Wed 12/30

12:25 pm-10:11 am

2 stops51h 46m

$1,520

Oklahoma CityLisbon

OKC Oklahoma City Will Rogers World - LIS Lisbon Humberto Delgado

OKCLIS

Oklahoma City Will Rogers World

Sun 12/27

1:37 pm-12:05 pm

2 stops16h 28m

Lisbon Humberto Delgado

Sun 1/3

6:50 pm-10:43 pm

2 stops33h 53m

$3,857

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 $484.

Cheap Oklahoma to Portugal flight deals and tips

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

Best Price Found	$333
Fastest flight time	10h 40m
Direct flights	None

The best one-way flight to Portugal from Oklahoma in the past 72 hours is $333. The best round-trip flight deal from Oklahoma to Portugal found on momondo in the last 72 hours is $731.

The fastest flight from Oklahoma to Portugal takes 10h 40m

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 November 2026, there are 5 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 3,230 reviews	Search Iberia flights
British Airways	PriceFrom $458	Free Cancellation	Rating 6.7 8,286 reviews	Search British Airways flights
American Airlines	PriceFrom $519	Free Cancellation	Rating 7.0 12,228 reviews	Search American Airlines flights
United Airlines	PriceFrom $654	Free Cancellation	Rating 7.3 10,474 reviews	Search United Airlines flights
Delta	PriceFrom $844	Free Cancellation	Rating 7.8 8,700 reviews	Search Delta 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.

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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Thu 12/10

Thu 12/17

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Portugal

Popular cities

Other flights from Oklahoma

Other flights to Portugal

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in Portugal

Flights to Lisbonfrom $358

Flights to Portofrom $399

Flights to Funchalfrom $594

Flights to Farofrom $577

Flights to Ponta Delgadafrom $439

Flights to Lajesfrom $312

Flights to Hortafrom $433

Flights to Pico Islandfrom $585

Flights to Porto Santofrom $889

Flights to Velasfrom $588

Cheap flights from Oklahoma to Portugal from $333

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 3/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Oklahoma to Portugal

Cheap round-trip flights

Cheap one-way flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Air Canada flights from Oklahoma to Portugal

Our best Air Canada deals on Oklahoma to Portugal flight tickets

Delta flights from Oklahoma to Portugal

Our best Delta deals on Oklahoma to Portugal flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Oklahoma to Portugal that are best for you.

See travel insights to Portugal from

How to get the cheapest flight ticket from Oklahoma to Portugal

What is the cheapest month to fly to Portugal?

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

What airlines fly to Portugal?

How long is the flight from Oklahoma to Portugal?

Cheap Oklahoma to Portugal flight deals and tips

Best Price Found

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.

Complete your trip to Portugal

Explore popular destinations other users love

According to popular flight searches on momondo this year