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$649+ Cheap flights from Baltimore (BWI) to Bilbao (BIO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — BIO
Jan 25 — Feb 11
Sun 1/25
Sun 2/1
1 adult, Economy
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Cheap flight deals from Baltimore to Bilbao

Best flights from Baltimore to Bilbao
Discover carefully curated flight deals from Baltimore to Bilbao that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 26, 2025.

This United Airlines deal was found by Cheapflights users on 12/26. 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.
Mon 2/910:05 amBWI - BIO
2 stops20h 45mUnited Airlines
Mon 2/1611:35 amBIO - BWI
2 stops39h 42mUnited Airlines
Deal found 12/26$649
This Delta deal was found by Cheapflights users on 12/26. 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 2/93:39 pmBWI - BIO
2 stops19h 41mDelta
Mon 2/166:50 amBIO - BWI
2 stops18h 19mDelta
Deal found 12/26$715
This KLM deal was found by Cheapflights users on 12/25. 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.
Mon 1/126:59 pmBWI - BIO
2 stops15h 31mKLM
Wed 1/286:50 amBIO - BWI
2 stops15h 48mKLM
Deal found 12/25$754
This American Airlines deal was found by Cheapflights users on 12/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2812:23 pmBWI - BIO
2 stops14h 07mAmerican Airlines
Sun 3/89:15 amBIO - BWI
2 stops17h 45mAmerican Airlines
Deal found 12/25$760
This Mytrip deal was found by Cheapflights users on 12/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/77:40 pmBWI - BIO
2 stops14h 15mMultiple Airlines
Sat 2/141:50 pmBIO - BWI
2 stops34h 50mMultiple Airlines
Deal found 12/25$800
This United Airlines deal was found by Cheapflights users on 12/24. 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.
Fri 1/3010:05 amBWI - BIO
2 stops19h 55mUnited Airlines
Tue 2/311:35 amBIO - BWI
2 stops32h 36mUnited Airlines
Deal found 12/24$706
This Delta deal was found by Cheapflights users on 12/26. 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.
Sat 2/285:25 pmBWI - BIO
2 stops17h 05mDelta
Sun 3/87:25 amBIO - BWI
2 stops20h 36mDelta
Deal found 12/26$752
This United Airlines deal was found by Cheapflights users on 12/25. 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.
Fri 1/2310:05 amBWI - BIO
2 stops19h 55mUnited Airlines
Tue 1/2711:35 amBIO - BWI
2 stops39h 46mUnited Airlines
Deal found 12/25$706
This Delta deal was found by Cheapflights users on 12/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/410:44 amBWI - BIO
2 stops17h 06mDelta
Thu 5/216:50 amBIO - BWI
2 stops18h 32mDelta
Deal found 12/25$769
This United Airlines deal was found by Cheapflights users on 12/25. 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.
Sun 2/810:05 amBWI - BIO
2 stops19h 55mUnited Airlines
Sun 2/1512:45 pmBIO - BWI
3 stops31h 16mUnited Airlines
Deal found 12/25$874

Find 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 December 26, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$706
(United Airlines)

Popular in

April

Cheapest in

October

Average price

$855
Provider with most accurate pricing for Baltimore/Washington-Bilbao flight deals.
Search Deals
Provider most trusted by Cheapflights users for Baltimore/Washington-Bilbao flights.
Search Deals
From Baltimore/Washington to Bilbao
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($12 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 26, 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

Mon 2/9

10:05 am-12:50 pm

2 stops20h 45m

Bilbao

Mon 2/16

11:35 am-9:17 pm

2 stops39h 42m

$649

BaltimoreBilbao

BWI - BIO

BWIBIO

Baltimore/Washington

Fri 1/30

10:05 am-12:00 pm

2 stops19h 55m

Bilbao

Tue 2/3

11:35 am-2:11 pm

2 stops32h 36m

$706

BaltimoreBilbao

BWI - BIO

BWIBIO

Baltimore/Washington

Fri 1/23

10:05 am-12:00 pm

2 stops19h 55m

Bilbao

Tue 1/27

11:35 am-9:21 pm

2 stops39h 46m

$706

BaltimoreBilbao

BWI - BIO

BWIBIO

Baltimore/Washington

Mon 2/9

3:39 pm-5:20 pm

2 stops19h 41m

Bilbao

Mon 2/16

6:50 am-7:09 pm

2 stops18h 19m

$715

BaltimoreBilbao

BWI - BIO

BWIBIO

Baltimore/Washington

Sat 2/28

5:25 pm-4:30 pm

2 stops17h 05m

Bilbao

Sun 3/8

7:25 am-10:01 pm

2 stops20h 36m

$752

BaltimoreBilbao

BWI - BIO

BWIBIO

Baltimore/Washington

Mon 1/12

6:59 pm-4:30 pm

2 stops15h 31m

Bilbao

Wed 1/28

6:50 am-4:38 pm

2 stops15h 48m

$754

BaltimoreBilbao

BWI - BIO

BWIBIO

Baltimore/Washington

Sat 2/28

12:23 pm-8:30 am

2 stops14h 07m

Bilbao

Sun 3/8

9:15 am-10:00 pm

2 stops17h 45m

$760

BaltimoreBilbao

BWI - BIO

BWIBIO

Baltimore/Washington

Mon 5/4

10:44 am-9:50 am

2 stops17h 06m

Bilbao

Thu 5/21

6:50 am-7:22 pm

2 stops18h 32m

$769

BaltimoreBilbao

BWI - BIO

BWIBIO

Baltimore/Washington

Sat 2/7

7:40 pm-3:55 pm

2 stops14h 15m

Bilbao

Sat 2/14

1:50 pm-6:40 pm

2 stops34h 50m

$800

BaltimoreBilbao

BWI - BIO

BWIBIO

Baltimore/Washington

Sun 2/8

10:05 am-12:00 pm

2 stops19h 55m

Bilbao

Sun 2/15

12:45 pm-2:01 pm

3 stops31h 16m

$874

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

Showing 1-10 of 11 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 December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Baltimore-Bilbao flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.

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 $754, United Airlines can have you in Bilbao from Baltimore in 15h 31m. 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.

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