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Bilbao

$309+ 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 8/1. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — BIO
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
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 July 27, 2026.

This United Airlines deal was found by Cheapflights users on 7/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/610:21 am
RDU
-
BIO
2 stops19h 19m
United Airlines
Thu 12/106:45 am
BIO
-
RDU
1 stop13h 15m
United Airlines
Deal found 7/26$736
This Air Canada deal was found by Cheapflights users on 7/22. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/61:20 pm
RDU
-
BIO
2 stops16h 20m
Air Canada
Thu 12/106:45 am
BIO
-
RDU
2 stops21h 06m
Air Canada
Deal found 7/22$743
This United Airlines deal was found by Cheapflights users on 7/23. 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 9/235:04 pm
RDU
-
BIO
2 stops24h 21m
United Airlines
Wed 9/306:50 am
BIO
-
RDU
1 stop12h 55m
United Airlines
Deal found 7/23$778
This Delta deal was found by Cheapflights users on 7/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:25 pm
RDU
-
BIO
1 stop17h 00m
Delta
Tue 11/36:50 am
BIO
-
RDU
2 stops22h 51m
Delta
Deal found 7/26$781
This Air France deal was found by Cheapflights users on 7/26. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/912:31 pm
RDU
-
BIO
2 stops15h 19m
Multiple Airlines
Wed 9/168:20 am
BIO
-
RDU
2 stops16h 43m
Multiple Airlines
Deal found 7/26$814
This SmartFares deal was found by Cheapflights users on 7/25. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/83:40 pm
RDU
-
BIO
1 stop15h 40m
Lufthansa
Tue 9/156:50 am
BIO
-
RDU
1 stop12h 55m
Lufthansa
Deal found 7/25$820

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 July 27, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$736
(United Airlines)

One-way from

$309
(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 July 27, 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

Sun 12/6

10:21 am-11:40 am

2 stops19h 19m

Bilbao

Thu 12/10

6:45 am-2:00 pm

1 stop13h 15m

$736

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Mon 10/26

6:57 pm-5:25 pm

2 stops17h 28m

Bilbao

Tue 11/3

6:50 am-7:03 pm

2 stops18h 13m

$786

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Wed 9/23

3:40 pm-5:55 pm

2 stops20h 15m

Bilbao

Wed 9/30

6:50 am-1:45 pm

1 stop12h 55m

$809
Quickest round-trip

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Wed 9/9

3:55 pm-11:15 am

2 stops13h 20m

Bilbao

Wed 9/16

8:20 am-7:03 pm

2 stops16h 43m

$819
Cheapest one-way

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Sat 8/1

8:06 pm-10:40 pm

2 stops44h 34m

$309

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Sun 9/20

8:30 pm-3:00 pm

3 stops36h 30m

$369

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Wed 9/9

3:40 pm-10:25 pm

1 stop24h 45m

$464

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Wed 9/9

1:42 pm-9:50 am

2 stops14h 08m

$464

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Sat 9/19

11:56 am-10:45 am

1 stop16h 49m

$513
Quickest one-way

RaleighBilbao

RDU - BIO

RDUBIO

Raleigh-Durham

Sat 8/1

6:33 pm-10:45 am

1 stop10h 12m

$685

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

Sorted by cheapest first
  • 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 July 27, 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
10,042 reviews

Comfort

7.3

Entertainment

7.1

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this
United Airlines
7.4
Good
10,042 reviews
United Airlines
7.4
Good
10,042 reviews

Comfort

7.3

Entertainment

7.1

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this
Lufthansa
6.8
Okay
8,159 reviews
United Airlines
7.4
Good
10,042 reviews

Comfort

7.3

Entertainment

7.1

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this

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 19h 19m. United Airlines provides one of the quickest options available for as low as $736. Raleigh and Bilbao are separated by a distance of 3930 mi.

  • 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 July 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$488Average$1,052FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$721Average$896FlexibilityNo cancel feeOn-time76%

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