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Bilbao

$406+ 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 5/17. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — BIO
Apr 12 — Apr 191
Sun 4/12
Sun 4/19
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 March 13, 2026.

This United Airlines deal was found by Cheapflights users on 3/8. 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 12/77:51 pm
RDU
-
BIO
2 stops34h 59m
United Airlines
Fri 12/116:45 am
BIO
-
RDU
2 stops17h 40m
United Airlines
Deal found 3/8$587
This Finnair deal was found by Cheapflights users on 3/10. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/229:03 am
RDU
-
BIO
2 stops32h 12m
Multiple Airlines
Wed 4/296:45 am
BIO
-
RDU
2 stops20h 52m
Multiple Airlines
Deal found 3/10$636
This BusinessClass deal was found by Cheapflights users on 3/9. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/156:32 pm
RDU
-
BIO
2 stops31h 58m
British Airways
Wed 4/221:30 pm
BIO
-
RDU
2 stops27h 00m
British Airways
Deal found 3/9$690
This American Airlines deal was found by Cheapflights users on 3/9. 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.
Wed 4/2211:01 am
RDU
-
BIO
2 stops15h 29m
American Airlines
Wed 5/271:30 pm
BIO
-
RDU
2 stops16h 11m
American Airlines
Deal found 3/9$699
This Finnair deal was found by Cheapflights users on 3/10. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2211:27 am
RDU
-
BIO
2 stops29h 48m
Multiple Airlines
Wed 5/276:45 am
BIO
-
RDU
2 stops22h 56m
Multiple Airlines
Deal found 3/10$701
This Expedia deal was found by Cheapflights users on 3/9. 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.
Thu 4/2311:01 am
RDU
-
BIO
2 stops15h 29m
Iberia
Thu 4/301:30 pm
BIO
-
RDU
2 stops38h 07m
Iberia
Deal found 3/9$703

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 March 13, 2026.

Most accurate provider

Ovago
2 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$636
(Finnair)

One-way from

$406
(Kiwi.com)

Popular in

June

Cheapest in

April
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. 20% potential increase in price ($229 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($29 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 March 13, 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

Wed 4/15

6:32 pm-8:30 am

2 stops31h 58m

Bilbao

Wed 4/22

1:30 pm-10:30 am

2 stops27h 00m

$740
Quickest round-trip

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Wed 4/22

12:47 pm-9:50 am

2 stops15h 03m

Bilbao

Wed 4/29

10:30 am-3:55 pm

1 stop11h 25m

$746

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Wed 4/15

11:36 am-9:50 am

2 stops16h 14m

Bilbao

Wed 4/22

10:30 am-3:55 pm

1 stop11h 25m

$752

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Wed 4/22

6:10 pm-10:00 pm

1 stop21h 50m

Bilbao

Wed 4/29

7:10 am-3:55 pm

1 stop14h 45m

$809

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Wed 4/22

12:47 pm-9:50 am

2 stops15h 03m

Bilbao

Wed 5/27

10:30 am-3:55 pm

1 stop11h 25m

$822

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Wed 4/15

6:10 pm-10:00 pm

1 stop21h 50m

Bilbao

Wed 4/22

7:10 am-3:55 pm

1 stop14h 45m

$824

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Wed 4/22

3:40 pm-5:15 pm

1 stop19h 35m

Bilbao

Wed 5/27

6:50 am-9:10 pm

2 stops20h 20m

$834

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Thu 4/23

3:40 pm-5:00 pm

1 stop19h 20m

Bilbao

Thu 4/30

6:50 am-9:35 am

2 stops32h 45m

$884

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Wed 4/8

3:05 pm-4:00 pm

2 stops18h 55m

Bilbao

Tue 5/5

6:50 am-8:48 pm

2 stops19h 58m

$901

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Wed 4/22

2:50 pm-11:30 am

2 stops38h 40m

Bilbao

Wed 5/27

12:25 pm-9:07 am

3 stops26h 42m

$911

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Showing 1-10 of 14 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 90-95% 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 March 13, 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
9,423 reviews

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

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
9,423 reviews
United Airlines
7.4
Good
9,423 reviews

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

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
7,848 reviews
United Airlines
7.4
Good
9,423 reviews

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

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 21h 50m. British Airways provides one of the quickest options available for as low as $809. 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 $509, 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 $596. Lufthansa is priced at 41% 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

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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 March 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$509Average$869FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$596Average$1,077FlexibilityNo cancel feeOn-time69%

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