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 14h 13m on average, while flying from Oklahoma City to Lisbon is 16h 55m on average. Lisbon is the most popular airport in Portugal.

What airlines fly to Portugal?

Iberia, United Airlines and British Airways 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 37% 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?

Aer Lingus, British Airways, and Azores Airlines 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 June 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.

$230 Cheap Flights from Oklahoma to Portugal in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Oklahoma to Portugal

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:40 am - 11:30 pm

TUL

LIS

30h 50m

2 stops

5:00 am - 9:54 pm

LIS

TUL

22h 54m

2 stops

$740Lufthansa

Wed, Nov 18 - Thu, Jan 21

7:15 am - 8:10 am

TUL

LIS

18h 55m

3 stops

1:00 pm - 9:54 pm

LIS

TUL

38h 54m

2 stops

$746Multiple Airlines

Wed, Nov 18 - Thu, Jan 21

7:10 am - 9:50 am

OKC

LIS

20h 40m

2 stops

5:00 am - 8:02 pm

LIS

OKC

21h 02m

2 stops

$747United Airlines

Tue, Dec 8 - Thu, Dec 17

7:10 am - 9:50 am

OKC

LIS

20h 40m

2 stops

1:00 pm - 11:41 pm

LIS

OKC

40h 41m

2 stops

$753United Airlines

Mon, Dec 7 - Thu, Dec 10

5:00 am - 8:10 am

OKC

LIS

21h 10m

2 stops

1:00 pm - 6:44 pm

LIS

OKC

35h 44m

2 stops

$754United Airlines

Sun, Dec 6 - Tue, Dec 8

6:00 am - 9:20 am

OKC

LIS

21h 20m

2 stops

11:20 am - 10:18 pm

LIS

OKC

39h 58m

2 stops

$760Air Canada

Tue, Oct 20 - Fri, Oct 30

1:17 pm - 11:05 am

OKC

LIS

39h 48m

2 stops

11:20 am - 10:18 pm

LIS

OKC

39h 58m

2 stops

$764Air Canada

Sat, Oct 17 - Wed, Oct 28

12:37 pm - 4:05 pm

TUL

LIS

21h 28m

2 stops

8:45 pm - 6:37 pm

LIS

TUL

27h 52m

2 stops

$824Iberia

Tue, Oct 13 - Mon, Oct 19

2:30 pm - 3:50 pm

DFW

OPO

19h 20m

1 stop

4:40 pm - 7:35 pm

OPO

DFW

32h 55m

1 stop

$831Turkish Airlines

Mon, Aug 17 - Wed, Sep 2

9:30 pm - 3:45 pm

DFW

OPO

36h 15m

1 stop

10:40 am - 7:35 pm

OPO

DFW

38h 55m

1 stop

$836Turkish Airlines

Wed, Oct 14 - Tue, Oct 20

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Lufthansa flights from Oklahoma to Portugal

Our best Lufthansa deals on Oklahoma to Portugal flight tickets

Lufthansa

Nov 18

TUL10:40 amTulsa

30h 50m

2 stops

LIS11:30 pmLisbon Humberto Delgado

Jan 21

LIS5:00 amLisbon Humberto Delgado

22h 54m

2 stops

TUL9:54 pmTulsa

$740

Lufthansa

Oct 20

OKC7:15 amOklahoma City Will Rogers World

19h 05m

1 stop

LIS8:20 amLisbon Humberto Delgado

Oct 27

LIS1:00 pmLisbon Humberto Delgado

28h 03m

2 stops

OKC12:03 pmOklahoma City Will Rogers World

$811

Lufthansa

Oct 20

OKC7:15 amOklahoma City Will Rogers World

19h 05m

1 stop

LIS8:20 amLisbon Humberto Delgado

Oct 28

LIS5:00 amLisbon Humberto Delgado

18h 13m

2 stops

OKC6:13 pmOklahoma City Will Rogers World

$815

Air Canada flights from Oklahoma to Portugal

Our best Air Canada deals on Oklahoma to Portugal flight tickets

Air Canada

Oct 20

OKC6:00 amOklahoma City Will Rogers World

21h 20m

2 stops

LIS9:20 amLisbon Humberto Delgado

Oct 30

LIS11:20 amLisbon Humberto Delgado

39h 58m

2 stops

OKC10:18 pmOklahoma City Will Rogers World

$760

Air Canada

Oct 17

OKC1:17 pmOklahoma City Will Rogers World

39h 48m

2 stops

LIS11:05 amLisbon Humberto Delgado

Oct 28

LIS11:20 amLisbon Humberto Delgado

39h 58m

2 stops

OKC10:18 pmOklahoma City Will Rogers World

$764

Air Canada

Oct 17

OKC1:17 pmOklahoma City Will Rogers World

39h 48m

2 stops

LIS11:05 amLisbon Humberto Delgado

Oct 27

LIS1:00 pmLisbon Humberto Delgado

39h 41m

2 stops

OKC11:41 pmOklahoma City Will Rogers World

$769

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TulsaLisbon

TUL - LIS

TULLIS

Tulsa

Wed 11/18

10:40 am-11:30 pm

2 stops30h 50m

Lisbon Humberto Delgado

Thu 1/21

5:00 am-9:54 pm

2 stops22h 54m

$740

TulsaLisbon

TUL - LIS

TULLIS

Tulsa

Wed 11/18

7:15 am-8:10 am

3 stops18h 55m

Lisbon Humberto Delgado

Thu 1/21

1:00 pm-9:54 pm

2 stops38h 54m

$746

Quickest round-trip

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Tue 12/8

7:10 am-9:50 am

2 stops20h 40m

Lisbon Humberto Delgado

Thu 12/17

5:00 am-8:02 pm

2 stops21h 02m

$747

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Mon 12/7

7:10 am-9:50 am

2 stops20h 40m

Lisbon Humberto Delgado

Thu 12/10

1:00 pm-11:41 pm

2 stops40h 41m

$753

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Sun 12/6

5:00 am-8:10 am

2 stops21h 10m

Lisbon Humberto Delgado

Tue 12/8

1:00 pm-6:44 pm

2 stops35h 44m

$754

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Tue 10/20

6:00 am-9:20 am

2 stops21h 20m

Lisbon Humberto Delgado

Fri 10/30

11:20 am-10:18 pm

2 stops39h 58m

$760

Oklahoma CityLisbon

OKC - LIS

OKCLIS

Oklahoma City Will Rogers World

Sat 10/17

1:17 pm-11:05 am

2 stops39h 48m

Lisbon Humberto Delgado

Wed 10/28

11:20 am-10:18 pm

2 stops39h 58m

$764

TulsaLisbon

TUL - LIS

TULLIS

Tulsa

Tue 10/13

12:37 pm-4:05 pm

2 stops21h 28m

Lisbon Humberto Delgado

Mon 10/19

8:45 pm-6:37 pm

2 stops27h 52m

$824

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Mon 8/17

2:30 pm-3:50 pm

1 stop19h 20m

Porto

Wed 9/2

4:40 pm-7:35 pm

1 stop32h 55m

$831

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Wed 10/14

9:30 pm-3:45 pm

1 stop36h 15m

Porto

Tue 10/20

10:40 am-7:35 pm

1 stop38h 55m

$836

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 September. Flight prices, which tend to average around $424, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to Portugal from Oklahoma during March instead. Flights to Portugal in March, while not as cheap as those in September, still average around $451.

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	11h 45m
Direct flights	None

The fastest flight from Oklahoma to Portugal takes 11h 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 June 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 3,246 reviews	Search Iberia flights
British Airways	PriceFrom $458	Free Cancellation	Rating 6.7 8,070 reviews	Search British Airways flights
United Airlines	PriceFrom $487	Free Cancellation	Rating 7.4 9,886 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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Feeling lucky

Popular cities in Portugal

Flights to Lisbonfrom $508

Flights to Portofrom $472

Flights to Funchalfrom $588

Flights to Farofrom $511

Flights to Ponta Delgadafrom $563

Flights to Lajesfrom $627

Flights to Hortafrom $694

Flights to Pico Islandfrom $697

Flights to Porto Santofrom $540

Flights to Velasfrom $669

Cheap flights from Oklahoma to Portugal from $230

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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Lufthansa flights from Oklahoma to Portugal

Our best Lufthansa deals on Oklahoma to Portugal flight tickets

Air Canada flights from Oklahoma to Portugal

Our best Air Canada 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?

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

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

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

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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