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Bilbao

$275+ 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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — BIO
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
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 January 26, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 1/25. 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 2/245:14 pm
RDU
-
BIO
2 stops22h 41m
Lufthansa
Tue 3/36:45 am
BIO
-
RDU
2 stops20h 11m
Lufthansa
Deal found 1/25$470
This United Airlines deal was found by Cheapflights users on 1/25. 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 2/253:03 pm
RDU
-
BIO
2 stops19h 07m
United Airlines
Sun 3/16:45 am
BIO
-
RDU
2 stops22h 59m
United Airlines
Deal found 1/25$489
This KLM deal was found by Cheapflights users on 1/25. 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.
Tue 2/243:18 pm
RDU
-
BIO
2 stops14h 12m
Multiple Airlines
Tue 3/36:05 pm
BIO
-
RDU
1 stop28h 40m
Multiple Airlines
Deal found 1/25$495
This United Airlines deal was found by Cheapflights users on 1/25. 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 7/286:00 pm
RDU
-
BIO
1 stop10h 45m
United Airlines
Fri 8/216:50 am
BIO
-
RDU
1 stop12h 55m
United Airlines
Deal found 1/25$546
This United Airlines deal was found by Cheapflights users on 1/25. 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 7/2810:30 am
RDU
-
BIO
2 stops18h 15m
United Airlines
Wed 8/196:50 am
BIO
-
RDU
1 stop12h 55m
United Airlines
Deal found 1/25$550
This United Airlines deal was found by Cheapflights users on 1/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/272:50 pm
RDU
-
BIO
2 stops19h 10m
United Airlines
Wed 8/196:50 am
BIO
-
RDU
1 stop12h 55m
United Airlines
Deal found 1/24$554
This FlightHub deal was found by Cheapflights users on 1/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/272:50 pm
RDU
-
BIO
2 stops16h 25m
Lufthansa
Fri 8/216:50 am
BIO
-
RDU
1 stop12h 55m
Lufthansa
Deal found 1/24$559
This United Airlines deal was found by Cheapflights users on 1/25. 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 7/295:30 am
RDU
-
BIO
2 stops28h 30m
United Airlines
Wed 8/196:50 am
BIO
-
RDU
2 stops19h 55m
United Airlines
Deal found 1/25$563
This United Airlines deal was found by Cheapflights users on 1/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/276:45 am
RDU
-
BIO
2 stops22h 25m
United Airlines
Fri 8/216:50 am
BIO
-
RDU
2 stops16h 19m
United Airlines
Deal found 1/24$564

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 January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Ovago
2 stars

Round-trip from

$470
(Cheapflightsfares)

One-way from

$275
(Kiwi.com)

Popular in

March

Cheapest in

February
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
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($67 potential savings vs. average RT price).
Search Deals

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 January 26, 2026.
Use the filters below to find and compare flights from Raleigh to Bilbao that are best for you.

Fly from

Raleigh

Fly to

Bilbao

Route

Depart

Return

Price

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Tue 2/24

5:14 pm-9:55 pm

2 stops22h 41m

Bilbao

Tue 3/3

6:45 am-8:56 pm

2 stops20h 11m

$470

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Wed 2/25

6:15 am-4:10 pm

2 stops27h 55m

Bilbao

Sun 3/1

6:45 am-11:44 pm

2 stops22h 59m

$489

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Tue 2/24

3:18 pm-11:30 am

2 stops14h 12m

Bilbao

Tue 3/3

6:05 pm-4:45 pm

1 stop28h 40m

$495

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Wed 4/1

1:13 pm-8:30 am

2 stops13h 17m

Bilbao

Wed 4/8

9:15 am-9:37 pm

2 stops18h 22m

$599

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Wed 4/22

11:01 am-8:30 am

2 stops15h 29m

Bilbao

Wed 5/27

9:15 am-8:38 pm

2 stops17h 23m

$602

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Wed 4/1

6:10 pm-11:15 pm

2 stops23h 05m

Bilbao

Wed 4/8

6:45 am-11:58 pm

2 stops23h 13m

$602

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Wed 4/22

7:50 pm-11:25 pm

2 stops21h 35m

Bilbao

Wed 5/27

6:50 am-1:45 pm

1 stop12h 55m

$626

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Mon 5/11

8:30 pm-9:40 am

2 stops31h 10m

$275

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Fri 2/13

6:10 am-10:25 am

3 stops46h 15m

$495

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Fri 2/13

6:55 pm-10:25 pm

1 stop21h 30m

$607

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Compare providers for flights from Raleigh to Bilbao

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Raleigh to Bilbao in January.
ProviderPrice AccuracyTrust Score*
OvagoPrice Accuracy2 starsTrust Score*2 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Raleigh-Bilbao flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Raleigh-Bilbao flight deals on Cheapflights vs. FlightHub >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 January 26, 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
9,198 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,198 reviews
United Airlines
7.4
Good
9,198 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Lufthansa
6.8
Okay
7,747 reviews
United Airlines
7.4
Good
9,198 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 22h 41m. Lufthansa provides one of the quickest options available for as low as $470. 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 $718, Lufthansa will fly you from Raleigh to Bilbao and back. In addition to Lufthansa, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on United Airlines for as low as $718. Lufthansa is priced at 32% lower than the current average price of a flight leaving 3 months from now.

  • 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

Browse thousands of different options on Cheapflights for your next trip

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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 January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$718Average$896FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$718Average$1,134FlexibilityNo cancel feeOn-time69%

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