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Portugal

$274+ Cheap flights from Oklahoma to Portugal

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
OKC — LIS
Mar 19 — Mar 261
Wed 3/19
Wed 3/26
1 adult, Economy
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Cheap flight deals from Oklahoma to Portugal

Keep the following information in mind while searching for Oklahoma to Portugal flight deals. Data was last updated March 14, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$531
(Mytrip)

One-way from

$274
(Expedia)

Popular in

December

Cheapest in

February

Average price

$942
Provider with most accurate pricing for Oklahoma City Will Rogers World-Lisbon Humberto Delgado flight deals.
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Provider most trusted by Cheapflights users for Oklahoma City Will Rogers World-Lisbon Humberto Delgado flights.
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From Oklahoma to Portugal
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One-way flight from Oklahoma to Portugal
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High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 4% potential price decrease ($54 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Oklahoma to Portugal

Cheapest flights from Oklahoma to Portugal
Explore the most affordable flight options available from Oklahoma to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 14, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/149:40 pmDFW - OPO
1 stop12h 15mIberia
Wed 8/2012:20 pmOPO - DFW
1 stop13h 50mIberia
Deal found 3/13$529
This Mytrip deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/111:35 amDFW - OPO
2 stops17h 40mMultiple Airlines
Tue 4/88:40 amOPO - DFW
2 stops19h 34mMultiple Airlines
Deal found 3/13$537
This United Airlines deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/11:30 pmDFW - OPO
1 stop14h 15mUnited Airlines
Tue 4/86:00 amOPO - DFW
2 stops33h 42mUnited Airlines
Deal found 3/13$540
This Travelocity deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/141:45 pmDFW - OPO
2 stops24h 40mBritish Airways
Wed 8/2012:20 pmOPO - DFW
1 stop13h 50mBritish Airways
Deal found 3/13$554
This American Airlines deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/79:40 pmDFW - OPO
1 stop12h 15mAmerican Airlines
Mon 10/138:15 amOPO - DFW
2 stops17h 48mAmerican Airlines
Deal found 3/13$561
This Air Canada deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/29:25 amDFW - OPO
1 stop18h 05mAir Canada
Sun 9/712:15 pmOPO - DFW
2 stops40h 09mAir Canada
Deal found 3/13$574
This Delta deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/911:31 amDFW - OPO
2 stops21h 59mDelta
Sat 4/196:40 amOPO - DFW
2 stops20h 28mDelta
Deal found 3/13$584
This British Airways deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2610:00 pmDFW - LIS
1 stop14h 45mBritish Airways
Mon 11/106:35 pmLIS - DFW
1 stop26h 25mBritish Airways
Deal found 3/13$587
This Delta deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/193:30 pmDFW - LIS
2 stops17h 40mDelta
Fri 11/2811:15 amLIS - DFW
1 stop17h 38mDelta
Deal found 3/13$589
This Air Canada deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/127:50 pmDFW - LIS
1 stop33h 20mAir Canada
Wed 10/2911:00 amLIS - DFW
2 stops36h 26mAir Canada
Deal found 3/13$591
This KLM deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/55:45 pmDFW - OPO
2 stops15h 50mKLM
Fri 9/59:20 amOPO - DFW
2 stops18h 51mKLM
Deal found 3/13$595
This Lufthansa deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/13:50 pmDFW - OPO
1 stop17h 55mLufthansa
Wed 4/304:35 pmOPO - DFW
1 stop27h 30mLufthansa
Deal found 3/13$602

Find flights from Oklahoma to Portugal within your budget

Customize your flight search to find flights from Oklahoma 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, Cheapflights users made 2,558,603 searches. Data last updated March 14, 2025.

Fly from

Oklahoma

Fly to

Portugal

Route

Depart

Return

Price

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Thu 8/14

9:40 pm-3:55 pm

1 stop12h 15m

Porto

Wed 8/20

12:20 pm-8:10 pm

1 stop13h 50m

$529

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Tue 4/1

11:35 am-11:15 am

2 stops17h 40m

Porto

Tue 4/8

8:40 am-10:14 pm

2 stops19h 34m

$537

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Tue 4/1

1:30 pm-9:45 am

1 stop14h 15m

Porto

Tue 4/8

6:00 am-9:42 am

2 stops33h 42m

$540

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Thu 8/14

1:45 pm-8:25 pm

2 stops24h 40m

Porto

Wed 8/20

12:20 pm-8:10 pm

1 stop13h 50m

$554

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Thu 4/3

8:59 am-7:35 am

2 stops16h 36m

Porto

Thu 4/10

8:15 am-9:31 pm

2 stops19h 16m

$566

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Wed 7/2

9:25 am-9:30 am

1 stop18h 05m

Porto

Sun 9/7

12:15 pm-10:24 pm

2 stops40h 09m

$574

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Wed 4/9

11:31 am-3:30 pm

2 stops21h 59m

Porto

Sat 4/19

6:40 am-9:08 pm

2 stops20h 28m

$584

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Sat 7/5

5:45 pm-3:35 pm

2 stops15h 50m

Porto

Fri 9/5

9:20 am-10:11 pm

2 stops18h 51m

$595

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Tue 4/1

3:50 pm-3:45 pm

1 stop17h 55m

Porto

Wed 4/30

4:35 pm-2:05 pm

1 stop27h 30m

$602

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Mon 5/5

10:59 pm-11:10 pm

1 stop18h 11m

Lisbon Humberto Delgado

Thu 5/15

4:30 pm-3:05 pm

1 stop28h 35m

$612

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/13

Showing 1-10 of 46 results
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Best time to book a flight from Oklahoma to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Oklahoma with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Oklahoma to Portugal

Get recent, data-driven insights about flights from Oklahoma to Portugal including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Oklahoma to Portugal?

Currently, January is the cheapest month in which you can book a flight from Oklahoma to Portugal (average of $612). Flying from Oklahoma to Portugal in June is currently the most expensive (average of $1,222). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from OK to PT?

Find hourly flight availability from Oklahoma to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 14, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Oklahoma to Portugal as you normally would.

Rainfall in Portugal by month

Plan your trip to Portugal by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portugal ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Portugal when rainfall is around 0.2 in.

Temperature in Portugal by month

Plan your trip to Portugal by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portugal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portugal. Reviews last updated March 14, 2025.
See what other customers who have flown with Delta, KLM and Finnair from Oklahoma to Portugal have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,944 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
7,944 reviews
Delta
8.0
Very good
7,944 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,320 reviews
Delta
8.0
Very good
7,944 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.6
Good
1,268 reviews
Delta
8.0
Very good
7,944 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Austrian Airlines
7.6
Good
766 reviews
Delta
8.0
Very good
7,944 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS
7.5
Good
1,564 reviews
Delta
8.0
Very good
7,944 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Oklahoma to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Oklahoma to Portugal one-way?

    The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as $274. However, be on the lookout for offers from Air Canada and Finnair, as they are both options that can get you from Oklahoma to Portugal for a low price.

  • Can I find deals for flights from Oklahoma to Portugal that include hotel bookings?

    Yes. In addition to deals on Oklahoma to Portugal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oklahoma to Portugal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oklahoma to Portugal.

  • Can I find deals for business class flights from Oklahoma to Portugal?

    Yes. Cheapflights offers flight deals from Oklahoma to Portugal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Oklahoma to Portugal?

    Currently, January is the cheapest month in which you can book a flight from Oklahoma to Portugal (average of $612). Flying from Oklahoma to Portugal in June is currently the most expensive (average of $1,222). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Oklahoma to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Oklahoma to Portugal

Discover the top 5 airlines that operate flights from Oklahoma to Portugal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$583Average$940FlexibilityNo cancel feeOn-time70%
DeltaCheapest$623Average$1,444FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$638Average$1,002FlexibilityNo cancel feeOn-time69%
KLMCheapest$672Average$1,323FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$674Average$1,082FlexibilityNo cancel feeOn-time71%
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