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$342+ Cheap flights from Raleigh (RDU) to Bilbao (BIO)

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 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — BIO
May 28 — Jun 41
Thu 5/28
Thu 6/4
1 adult, Economy
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Cheap flight deals from Raleigh to Bilbao

Cheapest flights from Raleigh to Bilbao
Explore the most affordable flight options available from Raleigh to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 28, 2026.

This Gotogate deal was found by Cheapflights users on 4/27. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:10 am
RDU
-
BIO
2 stops26h 45m
Multiple Airlines
Sat 9/126:50 am
BIO
-
RDU
1 stop12h 55m
Multiple Airlines
Deal found 4/27$809
This Cheapflightsfares deal was found by Cheapflights users on 4/27. 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.
Tue 9/13:40 pm
RDU
-
BIO
1 stop12h 30m
Lufthansa
Sat 9/126:50 am
BIO
-
RDU
1 stop12h 55m
Lufthansa
Deal found 4/27$820
This United Airlines deal was found by Cheapflights users on 4/27. 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 9/111:56 am
RDU
-
BIO
3 stops16h 14m
United Airlines
Sat 9/126:50 am
BIO
-
RDU
2 stops17h 59m
United Airlines
Deal found 4/27$847
This British Airways deal was found by Cheapflights users on 4/27. 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.
Thu 7/912:56 pm
RDU
-
BIO
2 stops13h 34m
Multiple Airlines
Thu 7/169:15 am
BIO
-
RDU
2 stops17h 57m
Multiple Airlines
Deal found 4/27$1,090
This Orbitz deal was found by Cheapflights users on 4/26. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1510:41 am
RDU
-
BIO
2 stops15h 49m
Iberia
Sat 5/231:30 pm
BIO
-
RDU
2 stops16h 11m
Iberia
Deal found 4/26$1,163
This Orbitz deal was found by Cheapflights users on 4/24. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/307:09 pm
RDU
-
BIO
2 stops22h 06m
Iberia
Mon 7/69:35 pm
BIO
-
RDU
2 stops27h 46m
Iberia
Deal found 4/24$1,167
This KAYAK deal was found by Cheapflights users on 4/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/295:41 pm
RDU
-
BIO
2 stops41h 39m
Turkish Airlines
Mon 7/612:10 pm
BIO
-
RDU
2 stops27h 58m
Turkish Airlines
Deal found 4/24$1,189
This Lufthansa deal was found by Cheapflights users on 4/27. 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.
Thu 7/93:40 pm
RDU
-
BIO
1 stop15h 35m
Lufthansa
Fri 7/176:45 am
BIO
-
RDU
1 stop13h 00m
Lufthansa
Deal found 4/27$1,206
This Lufthansa deal was found by Cheapflights users on 4/27. 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.
Thu 7/93:40 pm
RDU
-
BIO
1 stop15h 35m
Lufthansa
Thu 7/165:55 pm
BIO
-
RDU
1 stop25h 50m
Lufthansa
Deal found 4/27$1,215

Find flight deals from Raleigh to Bilbao

Discover tips and strategies to find the most affordable flight options for your journey from Raleigh (RDU) to Bilbao (BIO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 28, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$809
(Gotogate)

One-way from

$342
(KLM)
Provider with most accurate pricing for Raleigh-Durham-Bilbao flight deals.
Search Deals
Provider most trusted by Cheapflights users for Raleigh-Durham-Bilbao flights.
Search Deals
From Raleigh-Durham to Bilbao
Search Deals
One-way flight from Raleigh-Durham to Bilbao
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Raleigh 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 April 28, 2026.
Use the filters below to find and compare flights from Raleigh to Bilbao that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Thu 7/9

12:56 pm-8:30 am

2 stops13h 34m

Bilbao

Thu 7/16

9:15 am-9:12 pm

2 stops17h 57m

$1,090

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Thu 7/9

3:40 pm-1:15 pm

1 stop15h 35m

Bilbao

Fri 7/17

6:45 am-1:45 pm

1 stop13h 00m

$1,206

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Thu 7/9

3:40 pm-1:15 pm

1 stop15h 35m

Bilbao

Thu 7/16

5:55 pm-1:45 pm

1 stop25h 50m

$1,215

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Thu 7/2

12:08 pm-8:30 am

2 stops14h 22m

Bilbao

Sat 7/25

9:35 pm-9:52 pm

2 stops30h 17m

$1,343

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Thu 7/2

8:30 pm-10:45 am

2 stops56h 15m

Bilbao

Sat 7/25

6:50 am-1:45 pm

1 stop12h 55m

$1,348

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Tue 5/26

3:40 pm-1:20 pm

1 stop15h 40m

Bilbao

Tue 6/16

11:55 am-11:44 pm

2 stops17h 49m

$1,360

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Mon 6/29

7:45 pm-5:55 pm

2 stops16h 10m

Bilbao

Mon 7/6

5:50 pm-1:45 pm

1 stop25h 55m

$1,361

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Fri 6/19

9:20 am-11:15 am

2 stops19h 55m

Bilbao

Fri 6/26

11:55 am-4:21 pm

2 stops34h 26m

$1,409
Quickest round-trip

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Thu 7/2

3:40 pm-1:15 pm

1 stop15h 35m

Bilbao

Sat 7/25

6:50 am-1:45 pm

1 stop12h 55m

$1,449
Cheapest one-way

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Mon 9/28

6:10 pm-10:00 pm

1 stop21h 50m

$342

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 16 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Raleigh-Bilbao flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Raleigh-Bilbao flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Raleigh-Bilbao flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Raleigh-Bilbao flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Raleigh-Bilbao flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Raleigh to Bilbao

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

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 April 28, 2026.
Peruse reviews from past customers who have flown with United Airlines and Lufthansa from Raleigh to Bilbao to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,672 reviews

Entertainment

7.1

Overall

7.4

Crew

8.1

Comfort

7.3

Boarding

7.7

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,672 reviews
United Airlines
7.4
Good
9,672 reviews

Entertainment

7.1

Overall

7.4

Crew

8.1

Comfort

7.3

Boarding

7.7

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
Lufthansa
6.8
Okay
7,956 reviews
United Airlines
7.4
Good
9,672 reviews

Entertainment

7.1

Overall

7.4

Crew

8.1

Comfort

7.3

Boarding

7.7

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

Related info for your journey

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

  • How long is the flight from Raleigh to Bilbao?

    A quick flight from Raleigh to Bilbao can take about 14h 22m. Lufthansa provides one of the quickest options available for as low as $1,343. Raleigh and Bilbao are separated by a distance of 3930 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Raleigh to Bilbao round-trip?

    Currently priced at $488, United Airlines will fly you from Raleigh to Bilbao and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Lufthansa for as low as $721.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Raleigh 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.

See more FAQs

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Top 2 airlines flying from Raleigh to Bilbao

Discover the top 2 airlines that operate flights from Raleigh to Bilbao. 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 April 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$488Average$1,033FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$721Average$896FlexibilityNo cancel feeOn-time76%

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