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Bilbao

$298+ Cheap flights from Massachusetts 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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BIO
Apr 7 — Apr 141
Mon 4/7
Mon 4/14
1 adult, Economy
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Cheap flight deals from Massachusetts to Bilbao

Keep the following information in mind while searching for Massachusetts to Bilbao flight deals. Data was last updated April 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$532
(lol.travel)

One-way from

$298
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$807
Provider with most accurate pricing for Boston Logan Intl-Bilbao flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Bilbao flights.
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From Massachusetts to Bilbao
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One-way flight from Massachusetts to Bilbao
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Highest demand for flights based on searches. 16% potential increase in price ($148 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Massachusetts to Bilbao

Cheapest flights from Massachusetts to Bilbao
Explore the most affordable flight options available from Massachusetts to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

This lol.travel deal was found by Cheapflights users on 4/1. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/179:20 pmBOS - BIO
1 stop13h 35mIberia
Thu 9/256:45 amBIO - BOS
1 stop14h 15mIberia
Deal found 4/1$532
This Finnair deal was found by Cheapflights users on 4/1. 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.
Mon 5/129:20 pmBOS - BIO
1 stop19h 55mFinnair
Wed 5/216:45 amBIO - BOS
1 stop19h 05mFinnair
Deal found 4/1$537
This Kiwi.com deal was found by Cheapflights users on 4/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1911:00 pmBOS - BIO
1 stop27h 15mVueling
Tue 9/238:55 amBIO - BOS
1 stop18h 20mVueling
Deal found 4/1$543
This Delta deal was found by Cheapflights users on 4/2. 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 5/1210:20 amBOS - BIO
2 stops18h 05mDelta
Wed 5/217:10 amBIO - BOS
1 stop12h 25mDelta
Deal found 4/2$566
This KLM deal was found by Cheapflights users on 4/2. 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.
Wed 9/244:50 pmBOS - BIO
1 stop12h 25mKLM
Thu 10/27:10 amBIO - BOS
1 stop12h 30mKLM
Deal found 4/2$574
This United Airlines deal was found by Cheapflights users on 4/1. 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 9/178:05 pmBOS - BIO
1 stop21h 20mUnited Airlines
Fri 9/262:10 pmBIO - BOS
2 stops14h 00mUnited Airlines
Deal found 4/1$597
This Air Canada deal was found by Cheapflights users on 4/1. 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.
Tue 9/166:20 pmBOS - BIO
2 stops42h 00mAir Canada
Tue 9/236:45 amBIO - BOS
2 stops17h 07mAir Canada
Deal found 4/1$600
This Finnair deal was found by Cheapflights users on 4/1. 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 9/109:20 pmBOS - BIO
1 stop19h 55mMultiple Airlines
Mon 9/229:35 pmBIO - BOS
1 stop23h 25mMultiple Airlines
Deal found 4/1$607
This Lufthansa deal was found by Cheapflights users on 4/1. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/178:05 pmBOS - BIO
1 stop21h 20mLufthansa
Fri 9/267:15 amBIO - BOS
1 stop16h 25mLufthansa
Deal found 4/1$609
This SWISS deal was found by Cheapflights users on 4/1. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/185:05 pmBOS - BIO
1 stop14h 30mSWISS
Tue 9/2311:50 amBIO - BOS
2 stops33h 35mSWISS
Deal found 4/1$658
This Gotogate deal was found by Cheapflights users on 4/1. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/146:10 pmBOS - BIO
1 stop17h 50mTAP AIR PORTUGAL
Fri 4/1812:15 pmBIO - BOS
1 stop13h 50mTAP AIR PORTUGAL
Deal found 4/1$687
This Aeromexico deal was found by Cheapflights users on 3/31. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/35:20 pmBOS - BIO
1 stop11h 05mAir France
Sun 7/1311:40 amBIO - BOS
1 stop31h 55mAir France
Deal found 3/31$905

Cheapflights Fare Finder

Customize your flight search to find flights from Massachusetts 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 April 2, 2025.
Use the filters below to find and compare flights from Massachusetts to Bilbao that are best for you.

Fly from

Massachusetts

Fly to

Bilbao

Route

Depart

Return

Price

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Wed 9/17

9:20 pm-4:55 pm

1 stop13h 35m

Bilbao

Thu 9/25

6:45 am-3:00 pm

1 stop14h 15m

$532

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Mon 5/12

9:20 pm-11:15 pm

1 stop19h 55m

Bilbao

Wed 5/21

6:45 am-7:50 pm

1 stop19h 05m

$537

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Fri 9/19

11:00 pm-8:15 am

1 stop27h 15m

Bilbao

Tue 9/23

8:55 am-9:15 pm

1 stop18h 20m

$543

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Mon 5/12

10:20 am-10:25 am

2 stops18h 05m

Bilbao

Wed 5/21

7:10 am-1:35 pm

1 stop12h 25m

$566

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Wed 9/24

4:50 pm-11:15 am

1 stop12h 25m

Bilbao

Thu 10/2

7:10 am-1:40 pm

1 stop12h 30m

$574

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Wed 9/17

8:05 pm-11:25 pm

1 stop21h 20m

Bilbao

Fri 9/26

2:10 pm-10:10 pm

2 stops14h 00m

$597

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Tue 9/16

6:20 pm-6:20 pm

2 stops42h 00m

Bilbao

Wed 9/24

6:45 am-9:35 am

2 stops32h 50m

$600

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Wed 9/10

9:20 pm-11:15 pm

1 stop19h 55m

Bilbao

Mon 9/22

9:35 pm-3:00 pm

1 stop23h 25m

$607

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Wed 9/17

8:05 pm-11:25 pm

1 stop21h 20m

Bilbao

Fri 9/26

7:15 am-5:40 pm

1 stop16h 25m

$609

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Thu 9/18

5:05 pm-1:35 pm

1 stop14h 30m

Bilbao

Tue 9/23

11:50 am-3:25 pm

2 stops33h 35m

$658

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 27 results
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Best time to book a flight from Massachusetts to Bilbao

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

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

Currently, January is the cheapest month in which you can book a flight from Massachusetts to Bilbao (average of $541). Flying from Massachusetts to Bilbao in June is currently the most expensive (average of $1,178). 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.

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

Find hourly flight availability from Massachusetts 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 April 2, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Massachusetts to Bilbao as you normally would.

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 April 2, 2025.
Delta
8.0
Very good
7,897 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,897 reviews
Delta
8.0
Very good
7,897 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very good
7,897 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Azores Airlines
7.5
Good
64 reviews
Delta
8.0
Very good
7,897 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,572 reviews
Delta
8.0
Very good
7,897 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,427 reviews
Delta
8.0
Very good
7,897 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Massachusetts to Bilbao. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Bilbao from Massachusetts?

    Located just 3.0 mi from the city center, Bilbao (BIO) is the airport most travelers will use when flying to Bilbao from Massachusetts.

  • What are the cheapest airlines to fly from Massachusetts to Bilbao one-way?

    For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as $301. Users have also found prices from $304 and $331 on Azores Airlines and Vueling, respectively.

  • What are the most popular routes from Massachusetts to Bilbao?

    Most travelers choose Boston Logan Intl - Bilbao, Hartford Bradley Intl - Bilbao or Provincetown - Bilbao when deciding on the best route from Massachusetts to Bilbao.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Massachusetts 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 Massachusetts to Bilbao?

    Currently, January is the cheapest month in which you can book a flight from Massachusetts to Bilbao (average of $541). Flying from Massachusetts to Bilbao in June is currently the most expensive (average of $1,178). 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.

See more FAQs

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Alternative routes for Massachusetts to Bilbao

See prices for flight routes from nearby airports that may be better suited for you.
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San Francisco to Bilbao flights
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Top 10 airlines flying from Massachusetts to Bilbao

Discover the top 10 airlines that operate flights from Massachusetts 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 April 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
LEVELCheapest$402Average$621FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$428Average$695FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$481Average$862FlexibilityNo cancel feeOn-timeN/A
VuelingCheapest$495Average$693FlexibilityNo cancel feeOn-time88%
LufthansaCheapest$499Average$864FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$506Average$696FlexibilityNo cancel feeOn-time71%
KLMCheapest$532Average$806FlexibilityNo cancel feeOn-time75%
IberiaCheapest$534Average$724FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$538Average$812FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$616Average$777FlexibilityNo cancel feeOn-time69%

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