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Bilbao

$296+ 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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — BIO
Jul 8 — Jul 151
Wed 7/8
Wed 7/15
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 June 8, 2026.

This United Airlines deal was found by Cheapflights users on 6/3. 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.
Sun 10/187:00 am
RDU
-
BIO
2 stops27h 00m
United Airlines
Wed 10/216:50 am
BIO
-
RDU
1 stop12h 55m
United Airlines
Deal found 6/3$721
This United Airlines deal was found by Cheapflights users on 6/2. 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.
Wed 9/233:40 pm
RDU
-
BIO
2 stops25h 45m
United Airlines
Wed 9/306:50 am
BIO
-
RDU
1 stop12h 55m
United Airlines
Deal found 6/2$752

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 June 8, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$721
(United Airlines)

One-way from

$296
(Kiwi.com)
Provider with most accurate pricing for Raleigh-Durham-Bilbao flight deals.
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Provider most trusted by Cheapflights users for Raleigh-Durham-Bilbao flights.
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From Raleigh-Durham to Bilbao
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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 June 8, 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

Fri 7/17

3:14 pm-11:15 am

2 stops14h 01m

Bilbao

Tue 7/21

2:05 pm-3:25 pm

2 stops31h 20m

$994

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Thu 7/16

3:14 pm-10:45 am

1 stop13h 31m

Bilbao

Mon 7/20

2:10 pm-1:45 pm

1 stop29h 35m

$1,003

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Thu 7/9

12:40 pm-1:15 pm

2 stops18h 35m

Bilbao

Mon 7/13

2:10 pm-1:45 pm

1 stop29h 35m

$1,016

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Sun 7/19

7:45 pm-5:55 pm

2 stops16h 10m

Bilbao

Sun 7/26

6:50 am-1:45 pm

1 stop12h 55m

$1,058
Quickest round-trip

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Thu 6/18

6:33 pm-10:45 am

1 stop10h 12m

Bilbao

Thu 6/25

6:50 am-1:45 pm

1 stop12h 55m

$1,348

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Thu 6/18

5:19 pm-5:30 pm

2 stops18h 11m

Bilbao

Thu 6/25

6:45 am-6:54 pm

2 stops18h 09m

$1,361
Cheapest one-way

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Sun 9/6

8:30 pm-9:05 am

3 stops30h 35m

$312

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Sun 9/6

6:10 pm-5:30 pm

1 stop17h 20m

$393

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Sat 9/5

5:09 pm-11:25 pm

2 stops48h 16m

$412
Quickest one-way

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Fri 9/4

12:55 pm-9:50 am

2 stops14h 55m

$458

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/6

Showing 1-10 of 12 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 June 8, 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
9,776 reviews

Overall

7.4

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,776 reviews
United Airlines
7.4
Good
9,776 reviews

Overall

7.4

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
Lufthansa
6.8
Okay
8,041 reviews
United Airlines
7.4
Good
9,776 reviews

Overall

7.4

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

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 01m. United Airlines provides one of the quickest options available for as low as $994. 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 June 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$488Average$1,033FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$721Average$896FlexibilityNo cancel feeOn-time76%

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