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$294+ 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 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — BIO
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$564
(Delta)

One-way from

$294
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$866
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. 12% potential increase in price ($103 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/285:25 pmBWI - BIO
2 stops17h 15mDelta
Wed 10/811:05 amBIO - BWI
2 stops17h 51mDelta
Deal found 6/10$520
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/266:15 amBWI - BIO
2 stops27h 55mUnited Airlines
Sun 11/306:40 amBIO - BWI
2 stops33h 19mUnited Airlines
Deal found 6/9$606
This Mytrip deal was found by Cheapflights users on 6/11. 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 9/128:30 pmBWI - BIO
2 stops16h 05mMultiple Airlines
Mon 9/226:55 amBIO - BWI
2 stops22h 32mMultiple Airlines
Deal found 6/11$783
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Sun 7/2712:13 pmBWI - BIO
2 stops14h 17mAmerican Airlines
Sun 8/31:30 pmBIO - BWI
2 stops16h 47mAmerican Airlines
Deal found 6/11$2,102
This Iberia deal was found by Cheapflights users on 6/10. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/179:20 pmBWI - BIO
2 stops18h 35mIberia
Sat 8/239:15 amBIO - BWI
2 stops16h 20mIberia
Deal found 6/10$2,659

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 June 12, 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

Sun 8/24

12:23 pm-11:20 am

2 stops16h 57m

Bilbao

Fri 9/5

6:50 am-5:20 pm

2 stops16h 30m

$564

BaltimoreBilbao

BWI - BIO

BWIBIO

Baltimore/Washington

Tue 7/1

5:24 pm-5:50 pm

2 stops18h 26m

Bilbao

Tue 8/26

7:15 am-9:42 pm

3 stops20h 27m

$794

BaltimoreBilbao

BWI - BIO

BWIBIO

Baltimore/Washington

Tue 7/1

8:25 am-10:40 pm

2 stops32h 15m

Bilbao

Wed 8/13

11:20 am-12:34 am

3 stops43h 14m

$1,037

BaltimoreBilbao

BWI - BIO

BWIBIO

Baltimore/Washington

Sun 7/27

12:13 pm-8:30 am

2 stops14h 17m

Bilbao

Sun 8/3

1:30 pm-12:17 am

2 stops16h 47m

$2,102

BaltimoreBilbao

BWI - BIO

BWIBIO

Baltimore/Washington

Sun 8/17

9:20 pm-9:55 pm

2 stops18h 35m

Bilbao

Sat 8/23

9:15 am-7:35 pm

2 stops16h 20m

$2,659

BaltimoreBilbao

BWI - BIO

BWIBIO

Baltimore/Washington

Fri 8/22

8:30 pm-9:30 am

2 stops31h 00m

$294

BaltimoreBilbao

BWI - BIO

BWIBIO

Baltimore/Washington

Fri 7/4

11:57 am-10:55 am

2 stops16h 58m

$562

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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 June 12, 2025.

When flying from Baltimore to Bilbao, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Bilbao by month

Plan your trip to Bilbao by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Bilbao ranges from 2.4 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Bilbao when rainfall is around 2.4 in.

Temperature in Bilbao by month

Plan your trip to Bilbao by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Bilbao, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

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 12, 2025.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Iberia
7.0
Good
2,776 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What are the cheapest airlines flying from Baltimore to Bilbao round-trip?

    Cheapflights users have booked flights from Baltimore to Bilbao round-trip from $564. Other airlines that can offer you cheap pricing are United Airlines, from $794, and American Airlines, from $2,102.

  • 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.

  • What is the cheapest month to book a flight from Baltimore to Bilbao?

    Currently, January is the cheapest month in which you can book a flight from Baltimore to Bilbao (average of $541). Flying from Baltimore to Bilbao in June is currently the most expensive (average of $1,139). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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