Cheap flights from Boston to Bilbao from $217
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Bilbao departing on 10/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Not ready to book? to track prices.TAP AIR PORTUGAL flights from Boston to Bilbao
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Turkish Airlines flights from Boston to Bilbao
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Fly from
Fly to
Route
Depart
Return
BostonBilbao
BOS Boston Logan Intl - BIO Bilbao
BOSBIO
Boston Logan Intl
Fri 11/6
7:35 pm-12:30 pm
1 stop10h 55m
Bilbao
Fri 11/13
1:35 pm-6:25 pm
1 stop10h 50m
BostonBilbao
BOS Boston Logan Intl - BIO Bilbao
BOSBIO
Boston Logan Intl
Sun 11/1
10:10 pm-6:35 pm
1 stop14h 25m
Bilbao
Tue 11/17
6:40 pm-2:40 pm
1 stop26h 00m
BostonBilbao
BOS Boston Logan Intl - BIO Bilbao
BOSBIO
Boston Logan Intl
Sun 11/1
9:00 pm-10:55 am
1 stop31h 55m
Bilbao
Tue 11/17
11:55 am-6:05 pm
1 stop36h 10m
BostonBilbao
BOS Boston Logan Intl - BIO Bilbao
BOSBIO
Boston Logan Intl
Wed 11/4
9:00 pm-10:55 am
1 stop31h 55m
Bilbao
Wed 11/11
5:15 pm-6:05 pm
1 stop30h 50m
BostonBilbao
BOS Boston Logan Intl - BIO Bilbao
BOSBIO
Boston Logan Intl
Tue 12/1
6:00 pm-11:25 am
1 stop11h 25m
Bilbao
Thu 12/10
12:10 pm-8:15 pm
1 stop14h 05m
BostonBilbao
BOS Boston Logan Intl - BIO Bilbao
BOSBIO
Boston Logan Intl
Fri 2/19
8:00 pm-8:50 pm
1 stop18h 50m
Bilbao
Thu 2/25
9:15 am-8:00 pm
1 stop16h 45m
BostonBilbao
BOS Boston Logan Intl - BIO Bilbao
BOSBIO
Boston Logan Intl
Wed 11/18
12:45 pm-8:30 am
2 stops13h 45m
Bilbao
Tue 12/1
1:35 pm-6:25 pm
1 stop10h 50m
BostonBilbao
BOS Boston Logan Intl - BIO Bilbao
BOSBIO
Boston Logan Intl
Wed 11/25
6:20 pm-11:30 am
1 stop11h 10m
Bilbao
Mon 11/30
11:55 am-2:20 pm
1 stop32h 25m
BostonBilbao
BOS Boston Logan Intl - BIO Bilbao
BOSBIO
Boston Logan Intl
Sat 10/31
1:05 pm-11:20 am
2 stops17h 15m
Bilbao
Tue 11/10
6:50 am-7:49 pm
2 stops18h 59m
BostonBilbao
BOS Boston Logan Intl - BIO Bilbao
BOSBIO
Boston Logan Intl
Mon 10/19
9:20 pm-12:45 pm
1 stop9h 25m
Bilbao
Sun 10/25
9:15 am-6:40 pm
1 stop14h 25m
See travel insights to Bilbao from
How to get the cheapest flight ticket from Boston 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 typical price of a round-trip flight between Boston and Bilbao?
Prices are currently low for flights on this route.
Typical prices usually range from $668 to $1,088.The lowest price recently found on this route was $606.
What is the cheapest month to fly to Bilbao?
The cheapest month to fly to Bilbao from Boston is in January. Flight prices, which tend to average around $528, are often lower during this time because this is during the off-season. If you’re not able to fly to Bilbao in January, then March is your next best option. Flight prices from Boston to Bilbao during March average around $554.
How far in advance should I book a flight from Boston to Bilbao?
You are more likely to see cheaper flights to Bilbao from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Bilbao for around $772 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bilbao from Boston for as low as $685 on momondo.
What is the cheapest airline that flies from Boston Logan Intl to Bilbao?
LEVEL and TAP AIR PORTUGAL are the most popular carriers operating from Boston Logan Intl to Bilbao
What airlines fly to Bilbao?
Iberia, KLM and Delta are the top three most popular airlines that fly to Bilbao from Boston according to our data. Iberia is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Bilbao. Keep in mind that there are 10 different airlines that fly to Bilbao on a routine basis, so you have a few additional options to choose from.
Which airport is the most popular layover for flights between Boston and Bilbao?
Madrid (MAD) was the most common stop: 69% of momondo users choosing 1-stop flights on this route connected there.
Which layover airport offers the lowest fares from Boston to Bilbao?
Flights via Lisbon (LIS) offer the lowest average round-trip price of $811.
Which layover airport has the shortest travel time from Boston to Bilbao?
Flights connecting via Paris (CDG) have the shortest average one-way travel time: 10h 40m.
Which layover airport has the shortest connection time from Boston to Bilbao?
Paris (CDG) has the shortest average layover time for this route: 1h 30m.
When to book flights from Boston to Bilbao
Cheap Boston to Bilbao (BOS to BIO) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Boston to Bilbao
Frequently asked questions about flying from Boston to Bilbao
How far is Boston Logan Intl to Bilbao by plane?
The straight-line distance from Boston Logan Intl to Bilbao is 3350.6 mi. In terms of flight time, this usually takes a little over 11h 10m.
When did momondo last update prices for flights from Boston Logan Intl Airport to Bilbao Airport?
Prices for flights from Boston Logan Intl Airport to Bilbao Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Boston Logan Intl Airport to Bilbao Airport?
The number of operators available for flights from Boston Logan Intl Airport to Bilbao Airport is 10 as of October 2026.
How old do you have to be to fly from Boston Logan Intl Airport to Bilbao Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boston Logan Intl Airport to Bilbao Airport.
What documentation or ID do you need to fly to Bilbao Airport?
The travel and health documents required for your trip to Bilbao Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Bilbao Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Boston to Bilbao?
Based on momondo bookings for flights between Boston and Bilbao, the leading airline is KLM, making up 26% of the total bookings. Other popular airlines include Delta with 22%, Iberia with 20%, and Lufthansa with 13%.
Best airlines flying from Boston to Bilbao
Compare and see reviews for airlines that fly from Boston to Bilbao with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $397 | Free Cancellation | Rating 7.0 3,253 reviews | |||
| PriceFrom $486 | Free Cancellation | Rating 6.8 8,270 reviews | |||
| PriceFrom $510 | Free Cancellation | Rating 7.4 10,317 reviews | |||
| PriceFrom $530 | Free Cancellation | Rating 7.2 2,385 reviews | |||
| PriceFrom $597 | Free Cancellation | Rating 7.0 12,140 reviews | |||
| PriceFrom $611 | Free Cancellation | Rating 7.8 1,580 reviews | |||
| PriceFrom $663 | Free Cancellation | Rating 7.5 1,650 reviews | |||
| PriceFrom $683 | Free Cancellation | Rating 7.8 8,637 reviews | |||
| PriceFrom $714 | Free Cancellation | Rating 7.0 641 reviews | |||
| PriceFrom $897 | Free Cancellation | Rating 0.0 0 reviews |
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Why should I use momondo to find a flight deal from Boston to Bilbao?
Finding the right flight to Bilbao from Boston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Bilbao quick and easy, saving you time and money.
Can I find flights from Boston to Bilbao with flexible booking policies on momondo?
Yes. All flights to Bilbao from Boston on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Boston to Bilbao?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Bilbao from Boston.
I’m not ready to book a flight from Boston to Bilbao right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Boston to Bilbao now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Bilbao and let you know when they change.