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$397+ Cheap flights from Baltimore (BWI) 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 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — BIO
Nov 13 — Nov 201
Thu 11/13
Thu 11/20
1 adult, Economy
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Cheap flight deals from Baltimore to Bilbao

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) 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 October 14, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$483
(United Airlines)

One-way from

$397
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$566
Provider with most accurate pricing for Baltimore/Washington-Bilbao flight deals.
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Provider most trusted by Cheapflights users for Baltimore/Washington-Bilbao flights.
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From Baltimore/Washington to Bilbao
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One-way flight from Baltimore/Washington to Bilbao
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Highest demand for flights based on searches. 5% potential increase in price ($45 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Baltimore to Bilbao

Cheapest flights from Baltimore to Bilbao
Explore the most affordable flight options available from Baltimore to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2025.

This United Airlines deal was found by Cheapflights users on 10/14. 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.
Fri 11/286:15 amBWI - BIO
2 stops23h 45mMultiple Airlines
Fri 12/56:45 amBIO - BWI
2 stops16h 40mMultiple Airlines
Deal found 10/14$521
This Delta deal was found by Cheapflights users on 10/13. 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.
Tue 11/412:19 pmBWI - BIO
2 stops17h 01mDelta
Mon 11/107:25 amBIO - BWI
2 stops17h 40mDelta
Deal found 10/13$546
This United Airlines deal was found by Cheapflights users on 10/14. 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.
Fri 11/286:15 amBWI - BIO
2 stops23h 45mUnited Airlines
Fri 12/56:45 amBIO - BWI
2 stops16h 40mUnited Airlines
Deal found 10/14$596
This Delta deal was found by Cheapflights users on 10/14. 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.
Wed 10/151:00 pmBWI - BIO
2 stops15h 25mDelta
Wed 10/226:50 amBIO - BWI
2 stops16h 04mDelta
Deal found 10/14$634
This United Airlines deal was found by Cheapflights users on 10/13. 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 11/410:56 amBWI - BIO
2 stops19h 09mMultiple Airlines
Mon 11/106:45 amBIO - BWI
3 stops20h 39mMultiple Airlines
Deal found 10/13$686
This Mytrip deal was found by Cheapflights users on 10/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/67:40 pmBWI - BIO
3 stops21h 10mMultiple Airlines
Sun 11/96:50 pmBIO - BWI
3 stops29h 50mMultiple Airlines
Deal found 10/13$851
This United Airlines deal was found by Cheapflights users on 10/13. 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.
Thu 11/610:56 amBWI - BIO
2 stops23h 44mUnited Airlines
Sun 11/911:35 amBIO - BWI
2 stops28h 24mUnited Airlines
Deal found 10/13$897
This United Airlines deal was found by Cheapflights users on 10/14. 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.
Thu 11/2010:56 amBWI - BIO
2 stops23h 44mUnited Airlines
Mon 12/16:45 amBIO - BWI
3 stops20h 39mUnited Airlines
Deal found 10/14$1,021
This Mytrip deal was found by Cheapflights users on 10/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/217:40 pmBWI - BIO
2 stops21h 15mMultiple Airlines
Tue 12/27:10 amBIO - BWI
2 stops17h 30mMultiple Airlines
Deal found 10/14$1,027

Cheapflights Fare Finder

 
Customize your flight search to find flights from Baltimore 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 October 14, 2025.
Use the filters below to find and compare flights from Baltimore to Bilbao that are best for you.

Fly from

Baltimore

Fly to

Bilbao

Route

Depart

Return

Price

BaltimoreBilbao

BWI - BIO

BWIBIO

Baltimore/Washington

Wed 2/4

12:15 pm-11:30 am

2 stops17h 15m

Bilbao

Wed 2/18

6:50 am-7:14 pm

2 stops18h 24m

$485

BaltimoreBilbao

BWI - BIO

BWIBIO

Baltimore/Washington

Tue 2/3

2:10 pm-11:30 am

2 stops15h 20m

Bilbao

Tue 2/17

6:50 am-4:48 pm

2 stops15h 58m

$485

BaltimoreBilbao

BWI - BIO

BWIBIO

Baltimore/Washington

Wed 2/4

10:05 am-10:50 am

3 stops18h 45m

Bilbao

Wed 2/18

7:25 am-9:27 pm

2 stops20h 02m

$491

BaltimoreBilbao

BWI - BIO

BWIBIO

Baltimore/Washington

Wed 2/4

10:05 am-10:50 am

3 stops18h 45m

Bilbao

Wed 2/18

11:35 am-1:56 pm

3 stops32h 21m

$493

BaltimoreBilbao

BWI - BIO

BWIBIO

Baltimore/Washington

Thu 2/5

11:00 am-11:30 am

2 stops18h 30m

Bilbao

Thu 2/19

6:50 am-5:03 pm

2 stops16h 13m

$510

BaltimoreBilbao

BWI - BIO

BWIBIO

Baltimore/Washington

Fri 11/28

6:15 am-12:00 pm

2 stops23h 45m

Bilbao

Fri 12/5

6:45 am-5:25 pm

2 stops16h 40m

$521

BaltimoreBilbao

BWI - BIO

BWIBIO

Baltimore/Washington

Tue 11/4

12:19 pm-11:20 am

2 stops17h 01m

Bilbao

Mon 11/10

7:25 am-7:05 pm

2 stops17h 40m

$546

BaltimoreBilbao

BWI - BIO

BWIBIO

Baltimore/Washington

Wed 2/4

3:30 pm-11:30 am

2 stops14h 00m

Bilbao

Tue 2/17

7:25 am-4:48 pm

2 stops15h 23m

$589

BaltimoreBilbao

BWI - BIO

BWIBIO

Baltimore/Washington

Fri 11/28

6:15 am-12:00 pm

2 stops23h 45m

Bilbao

Fri 12/5

6:45 am-5:25 pm

2 stops16h 40m

$596

BaltimoreBilbao

BWI - BIO

BWIBIO

Baltimore/Washington

Tue 11/4

10:56 am-12:05 pm

2 stops19h 09m

Bilbao

Mon 11/10

6:45 am-9:24 pm

3 stops20h 39m

$686

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/14

Showing 1-10 of 16 results
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Compare providers for flights from Baltimore 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 Baltimore to Bilbao in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*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 Baltimore-Bilbao flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Baltimore-Bilbao flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Baltimore-Bilbao flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Baltimore-Bilbao flights, Cheapflights users trust FlightHub the most. FlightHub 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 Baltimore-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 Baltimore to Bilbao

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

Cheapflights Insights

Everything you need to know about your flight from Baltimore to Bilbao

What is the cheapest time of day to fly from BWI to BIO?

Find hourly flight availability from Baltimore to Bilbao. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 14, 2025.

It’s optimal to fly from Baltimore to Bilbao at noon. By choosing this option you can save up to 36% on the cost of your flight, compared to a flight in the morning.

Related info for your journey

Find useful and relevant information for your journey from Baltimore 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 Baltimore to Bilbao?

    For as low as $485, Delta can have you in Bilbao from Baltimore in 17h 15m. The distance from Baltimore to Bilbao is about 3713 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Baltimore 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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