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$565+ Cheap flights from Oklahoma to Bilbao (BIO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
OKC — BIO
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Oklahoma to Bilbao

Keep the following information in mind while searching for Oklahoma to Bilbao flight deals. Data was last updated July 31, 2025.

Round-trip from

$596
(Kiwi.com)

One-way from

$532
(KLM)
From Oklahoma to Bilbao
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One-way flight from Oklahoma to Bilbao
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Find flight deals from Oklahoma to Bilbao

Cheapest flights from Oklahoma to Bilbao
Explore the most affordable flight options available from Oklahoma to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This Booking.com deal was found by Cheapflights users on 7/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/229:25 amDFW - BIO
2 stops20h 55mMultiple Airlines
Wed 10/16:45 amBIO - DFW
1 stop14h 20mMultiple Airlines
Deal found 7/29$565
This Booking.com deal was found by Cheapflights users on 7/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/229:25 amDFW - BIO
2 stops20h 55mAir Canada
Wed 10/16:45 amBIO - DFW
2 stops19h 42mAir Canada
Deal found 7/29$567
This deal was found by Cheapflights users on 7/29. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/114:15 pmDFW - BIO
1 stop17h 25mLufthansa
Tue 11/186:40 amBIO - DFW
1 stop14h 45mLufthansa
Deal found 7/29$595
This Expedia deal was found by Cheapflights users on 7/31. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/237:00 amDFW - BIO
2 stops18h 30mIberia
Tue 9/305:35 pmBIO - DFW
1 stop33h 35mIberia
Deal found 7/31$604
This American Airlines deal was found by Cheapflights users on 7/30. 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 10/148:58 amDFW - BIO
2 stops16h 32mAmerican Airlines
Mon 11/39:35 pmBIO - DFW
1 stop26h 25mAmerican Airlines
Deal found 7/30$685
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Sat 9/137:25 pmDFW - BIO
2 stops39h 25mUnited Airlines
Sat 9/206:45 amBIO - DFW
2 stops39h 36mUnited Airlines
Deal found 7/30$761

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oklahoma to Bilbao 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 July 31, 2025.
Use the filters below to find and compare flights from Oklahoma to Bilbao that are best for you.

Fly from

Oklahoma

Fly to

Bilbao

Route

Depart

Return

Price

DallasBilbao

DFW - BIO

DFWBIO

Dallas/Fort Worth

Mon 9/22

9:25 am-1:20 pm

2 stops20h 55m

Bilbao

Wed 10/1

6:45 am-2:05 pm

1 stop14h 20m

$565

DallasBilbao

DFW - BIO

DFWBIO

Dallas/Fort Worth

Mon 9/22

9:25 am-1:20 pm

2 stops20h 55m

Bilbao

Wed 10/1

6:45 am-7:27 pm

2 stops19h 42m

$567

DallasBilbao

DFW - BIO

DFWBIO

Dallas/Fort Worth

Tue 9/23

3:50 pm-10:50 pm

1 stop24h 00m

Bilbao

Tue 9/30

2:10 pm-2:05 pm

1 stop30h 55m

$596

DallasBilbao

DFW - BIO

DFWBIO

Dallas/Fort Worth

Tue 9/23

7:00 am-8:30 am

2 stops18h 30m

Bilbao

Tue 9/30

5:35 pm-8:10 pm

1 stop33h 35m

$604

DallasBilbao

DFW - BIO

DFWBIO

Dallas/Fort Worth

Tue 10/14

8:58 am-8:30 am

2 stops16h 32m

Bilbao

Mon 11/3

9:35 pm-5:00 pm

1 stop26h 25m

$685

DallasBilbao

DFW - BIO

DFWBIO

Dallas/Fort Worth

Sat 9/13

7:25 pm-5:50 pm

2 stops39h 25m

Bilbao

Sat 9/20

6:45 am-3:21 pm

2 stops39h 36m

$761

DallasBilbao

DFW - BIO

DFWBIO

Dallas/Fort Worth

Sun 8/31

4:24 pm-2:45 pm

2 stops39h 21m

$621

DallasBilbao

DFW - BIO

DFWBIO

Dallas/Fort Worth

Sun 8/31

9:45 pm-9:55 pm

1 stop17h 10m

$819

DallasBilbao

DFW - BIO

DFWBIO

Dallas/Fort Worth

Sun 8/31

3:50 pm-4:40 pm

1 stop17h 50m

$822

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Best time to book a flight from Oklahoma to Bilbao

Have a flexible travel schedule? Discover the best time to fly to Bilbao 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.

Cheapflights Insights

Everything you need to know about your flight from Oklahoma to Bilbao

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

Find hourly flight availability from Oklahoma to Bilbao. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

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

Reviews of airlines servicing Bilbao

Get insights into the airlines that provide service to Bilbao. 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 Bilbao. Reviews last updated July 31, 2025.
Peruse reviews from past customers who have flown with KLM, United Airlines, and American Airlines from Oklahoma to Bilbao to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,383 reviews

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.7

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,383 reviews
KLM
7.8
Good
1,383 reviews

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.7

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
United Airlines
7.4
Good
8,900 reviews
KLM
7.8
Good
1,383 reviews

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.7

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
American Airlines
7.2
Good
10,000 reviews
KLM
7.8
Good
1,383 reviews

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.7

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Air Canada
7.1
Good
9,851 reviews
KLM
7.8
Good
1,383 reviews

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.7

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Iberia
7.0
Good
2,859 reviews
KLM
7.8
Good
1,383 reviews

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.7

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

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

  • What airport do you fly into for flights to Bilbao from Oklahoma?

    For a flight from Oklahoma to Bilbao, you will be flying into Bilbao. Bilbao (BIO) is just 3.0 mi from the center of the city.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Oklahoma to Bilbao 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 Bilbao?

    Currently, January is the cheapest month in which you can book a flight from Oklahoma to Bilbao (average of $541). Flying from Oklahoma to Bilbao in June is currently the most expensive (average of $1,135). 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.

See more FAQs

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