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Cheap flights from Massachusetts to Bilbao from $231

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Massachusetts to Bilbao departing on 9/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Massachusetts to Bilbao

Cheap round-trip flights

United Airlines Logo
8:02 pm - 10:45 amBOS-BIO
32h 43m1 stop
United Airlines Logo
7:15 am - 5:40 pmBIO-BOS
16h 25m1 stop
$346United Airlines
Find Deal
Mon, Sep 22 - Tue, Oct 7
Logo
5:05 pm - 8:15 pmBOS-BIO
21h 10m1 stop
Logo
7:15 am - 9:30 amBIO-BOS
32h 15m2 stops
$348
Find Deal
Mon, Oct 6 - Wed, Oct 15
Air Canada Logo
6:00 am - 2:45 pmBOS-BIO
26h 45m2 stops
Air Canada Logo
6:45 am - 9:26 pmBIO-BOS
20h 41m2 stops
$365Air Canada
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Mon, Sep 22 - Tue, Oct 7
Iberia Logo
11:00 pm - 5:35 pmBOS-BIO
12h 35m1 stop
Iberia Logo
8:55 am - 9:15 pmBIO-BOS
18h 20m1 stop
$366Iberia
Find Deal
Mon, Oct 6 - Wed, Oct 15
Finnair Logo
9:20 pm - 11:15 pmBOS-BIO
19h 55m1 stop
Finnair Logo
6:45 am - 7:50 pmBIO-BOS
19h 05m1 stop
$370Finnair
Find Deal
Wed, Sep 24 - Thu, Oct 2
American Airlines Logo
9:38 am - 8:30 amBOS-BIO
16h 52m2 stops
American Airlines Logo
6:45 am - 7:50 pmBIO-BOS
19h 05m1 stop
$374American Airlines
Find Deal
Mon, Sep 22 - Tue, Oct 7
Iberia Logo
9:20 pm - 6:50 pmBOS-BIO
15h 30m1 stop
Iberia Logo
5:10 pm - 9:55 pmBIO-BOS
33h 45m1 stop
$376Iberia
Find Deal
Tue, Oct 14 - Mon, Oct 27
Finnair Logo
9:20 pm - 9:55 pmBOS-BIO
18h 35m1 stop
Finnair Logo
6:45 am - 3:00 pmBIO-BOS
14h 15m1 stop
$395Finnair
Find Deal
Sun, Sep 14 - Fri, Sep 26
American Airlines Logo
1:00 pm - 8:30 amBOS-BIO
13h 30m2 stops
American Airlines Logo
9:15 am - 3:00 pmBIO-BOS
11h 45m1 stop
$398American Airlines
Find Deal
Tue, Sep 30 - Tue, Oct 21
Air Canada Logo
10:20 am - 4:05 pmBOS-BIO
23h 45m2 stops
Air Canada Logo
7:25 am - 7:12 pmBIO-BOS
40h 47m2 stops
$437Air Canada
Find Deal
Tue, Oct 14 - Mon, Oct 27

Iberia flights from Massachusetts to Bilbao

Our best Iberia deals on Massachusetts to Bilbao flight tickets
Iberia
Oct 6
BOS11:00 pmBoston Logan Intl
12h 35m
1 stop
BIO5:35 pmBilbao
Oct 15
BIO8:55 amBilbao
18h 20m
1 stop
BOS9:15 pmBoston Logan Intl
$366
Find similar
Iberia
Oct 14
BOS9:20 pmBoston Logan Intl
15h 30m
1 stop
BIO6:50 pmBilbao
Oct 27
BIO5:10 pmBilbao
33h 45m
1 stop
BOS9:55 pmBoston Logan Intl
$376
Find similar
Iberia
Sep 30
BOS4:30 pmBoston Logan Intl
10h 00m
1 stop
BIO8:30 amBilbao
Oct 21
BIO9:35 pmBilbao
23h 25m
1 stop
BOS3:00 pmBoston Logan Intl
$380
Find similar

Finnair flights from Massachusetts to Bilbao

Our best Finnair deals on Massachusetts to Bilbao flight tickets
Finnair
Sep 24
BOS9:20 pmBoston Logan Intl
19h 55m
1 stop
BIO11:15 pmBilbao
Oct 2
BIO6:45 amBilbao
19h 05m
1 stop
BOS7:50 pmBoston Logan Intl
$370
Find similar
Finnair
Sep 14
BOS9:20 pmBoston Logan Intl
18h 35m
1 stop
BIO9:55 pmBilbao
Sep 26
BIO6:45 amBilbao
14h 15m
1 stop
BOS3:00 pmBoston Logan Intl
$395
Find similar
Finnair
Sep 14
BOS9:20 pmBoston Logan Intl
18h 35m
1 stop
BIO9:55 pmBilbao
Sep 26
BIO6:45 amBilbao
14h 15m
1 stop
BOS3:00 pmBoston Logan Intl
$400
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 5, 2025.
Use the filters below to find and compare flights from Massachusetts to Bilbao that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Mon 9/22

8:02 pm-10:45 am

1 stop32h 43m

Bilbao

Tue 10/7

7:15 am-5:40 pm

1 stop16h 25m

$346

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Mon 10/6

5:05 pm-8:15 pm

1 stop21h 10m

Bilbao

Wed 10/15

7:15 am-9:30 am

2 stops32h 15m

$348

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Mon 9/22

6:00 am-2:45 pm

2 stops26h 45m

Bilbao

Tue 10/7

6:45 am-9:26 pm

2 stops20h 41m

$365

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Mon 10/6

11:00 pm-5:35 pm

1 stop12h 35m

Bilbao

Wed 10/15

8:55 am-9:15 pm

1 stop18h 20m

$366

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Wed 9/24

9:20 pm-11:15 pm

1 stop19h 55m

Bilbao

Thu 10/2

6:45 am-7:50 pm

1 stop19h 05m

$370

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Mon 9/22

9:38 am-8:30 am

2 stops16h 52m

Bilbao

Tue 10/7

6:45 am-7:50 pm

1 stop19h 05m

$374

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Tue 10/14

9:20 pm-6:50 pm

1 stop15h 30m

Bilbao

Mon 10/27

5:10 pm-9:55 pm

1 stop33h 45m

$376

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Sun 9/14

9:20 pm-9:55 pm

1 stop18h 35m

Bilbao

Fri 9/26

6:45 am-3:00 pm

1 stop14h 15m

$395

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Tue 9/30

1:00 pm-8:30 am

2 stops13h 30m

Bilbao

Tue 10/21

9:15 am-3:00 pm

1 stop11h 45m

$398

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Tue 10/14

10:20 am-4:05 pm

2 stops23h 45m

Bilbao

Mon 10/27

7:25 am-7:12 pm

2 stops40h 47m

$437

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Bilbao from

How to get the cheapest flight ticket from Massachusetts to Bilbao

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Bilbao?

The cheapest month to fly to Bilbao from Massachusetts is in February. Flight prices, which tend to average around $488, are often lower during this time because this is during the off-season. If you’re not able to fly to Bilbao in February, then September is your next best option. Flight prices from Massachusetts to Bilbao during September average around $580.

What is the cheapest day to depart on your flight to Bilbao?

The cheapest day to depart from Massachusetts to Bilbao is on a Sunday. Travelers who choose to depart for Bilbao on a Sunday will often find tickets for as low as $708. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $877. These prices are subject to change though, so be sure to set up a Price Alert for flights to Bilbao.

What is the cheapest time of day to depart on your flight to Bilbao?

Our most recent data shows that the best time of day to fly to Bilbao is in the morning. Flights from Massachusetts to Bilbao during this time can be as low as $663. In the afternoon is when there is more demand to fly to Bilbao, so prices are often more expensive at around $820 per ticket.

How far in advance should I book a flight to Bilbao?

You are more likely to see cheaper flights to Bilbao from Massachusetts when booking weeks ahead of your departure date. In general, you can expect to find flights to Bilbao for around $684 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bilbao from Massachusetts for as low as $566 on momondo.

Cheap Massachusetts to Bilbao flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Massachusetts to Bilbao

Best Price Found

$231

Fastest flight time

10h 00m

Direct flights

None

Airports in Bilbao

1 airport
The best one-way flight to Bilbao from Massachusetts in the past 72 hours is $231. The best round-trip flight deal from Massachusetts to Bilbao found on momondo in the last 72 hours is $346.
The fastest flight from Massachusetts to Bilbao takes 10h 00m
There are no direct flights from Massachusetts to Bilbao. Popular non-direct route for this connection is Boston Logan Intl Airport - Bilbao Airport.
There is 1 airport near Bilbao: Bilbao (BIO)
Search flight deals

  • When did momondo last update prices for flights from Massachusetts to Bilbao Airport?

    Prices for flights from Massachusetts to Bilbao Airport are updated daily.

  • How many operators does momondo search for flights from Massachusetts to Bilbao Airport?

  • How old do you have to be to fly from Massachusetts to Bilbao Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Massachusetts to Bilbao Airport.

  • What documentation or ID do you need to fly to Bilbao Airport?

    The required travel and health documents for your Bilbao Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Bilbao Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Massachusetts to Bilbao

Compare and see reviews for airlines that fly from Massachusetts to Bilbao with momondo
Airline
Rating
Free Cancellation
Price
LEVELPriceFrom $418Free CancellationRating
4.0
4 reviews
Search LEVEL flights
DeltaPriceFrom $424Free CancellationRating
8.0
7,985 reviews
Search Delta flights
TAP AIR PORTUGALPriceFrom $428Free CancellationRating
7.1
1,942 reviews
Search TAP AIR PORTUGAL flights
American AirlinesPriceFrom $439Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
IberiaPriceFrom $488Free CancellationRating
7.0
2,865 reviews
Search Iberia flights
KLMPriceFrom $532Free CancellationRating
7.8
1,381 reviews
Search KLM flights
LufthansaPriceFrom $574Free CancellationRating
6.8
7,287 reviews
Search Lufthansa flights
United AirlinesPriceFrom $616Free CancellationRating
7.4
8,916 reviews
Search United Airlines flights

Traveling to a place near Bilbao?

Book flights to Bilbao if you plan to visit one of these locations
Getxo
Laredo
Lekeitio

Why use momondo?

Why should I use momondo to find a flight deal from Massachusetts to Bilbao?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Massachusetts to Bilbao. momondo saves you time and could save you money on your trip.

Can I find flights from Massachusetts to Bilbao with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Massachusetts to Bilbao flights to just show those with flexible booking policies.

How can momondo help me find flights from Massachusetts to Bilbao?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Massachusetts to Bilbao.

I’m not ready to book a flight from Massachusetts to Bilbao right now. Can momondo alert me if prices change?

Price alerts on flights to Bilbao from Massachusetts are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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