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$237+ Cheap flights from Boston (BOS) to Brussels

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 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BRU
Apr 21 — Apr 281
Tue 4/21
Tue 4/28
1 adult, Economy
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Cheap flight deals from Boston to Brussels

Cheapest flights from Boston to Brussels
Explore the most affordable flight options available from Boston to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 22, 2026.

This eDestinos deal was found by Cheapflights users on 3/20. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/18:50 pm
BOS
-
BRU
1 stop10h 05m
Icelandair
Sat 5/161:50 pm
BRU
-
BOS
1 stop13h 55m
Icelandair
Deal found 3/20$451
This Kiwi.com deal was found by Cheapflights users on 3/17. 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.
Mon 5/45:40 pm
BOS
-
BRU
1 stop10h 00m
Scandinavian Airlines
Wed 5/135:45 am
BRU
-
BOS
1 stop15h 50m
Scandinavian Airlines
Deal found 3/17$456
This Kiwi.com deal was found by Cheapflights users on 3/19. 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.
Thu 4/98:50 pm
BOS
-
BRU
1 stop10h 05m
Icelandair
Thu 4/161:50 pm
BRU
-
BOS
1 stop11h 00m
Icelandair
Deal found 3/19$458
This oojo deal was found by Cheapflights users on 3/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/128:50 pm
BOS
-
BRU
1 stop10h 05m
Icelandair
Fri 4/171:50 pm
BRU
-
BOS
1 stop13h 55m
Icelandair
Deal found 3/20$462
This oojo deal was found by Cheapflights users on 3/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/55:40 pm
BOS
-
BRU
1 stop18h 50m
Scandinavian Airlines
Mon 10/195:45 am
BRU
-
BOS
1 stop15h 50m
Scandinavian Airlines
Deal found 3/17$465
This Mytrip deal was found by Cheapflights users on 3/18. 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.
Thu 10/158:50 pm
BOS
-
BRU
1 stop10h 05m
Icelandair
Mon 10/191:50 pm
BRU
-
BOS
1 stop11h 00m
Icelandair
Deal found 3/18$470
This oojo deal was found by Cheapflights users on 3/18. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/28:50 pm
BOS
-
BRU
1 stop10h 05m
Icelandair
Thu 4/91:50 pm
BRU
-
BOS
1 stop13h 55m
Icelandair
Deal found 3/18$472
This oojo deal was found by Cheapflights users on 3/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/48:50 pm
BOS
-
BRU
1 stop10h 05m
Icelandair
Sun 10/181:50 pm
BRU
-
BOS
1 stop13h 55m
Icelandair
Deal found 3/20$473
This Kiwi.com deal was found by Cheapflights users on 3/17. 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 5/18:50 pm
BOS
-
BRU
1 stop10h 05m
Icelandair
Fri 5/81:50 pm
BRU
-
BOS
1 stop13h 55m
Icelandair
Deal found 3/17$474
This oojo deal was found by Cheapflights users on 3/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/511:00 pm
BOS
-
BRU
1 stop31h 55m
Icelandair
Mon 10/191:50 pm
BRU
-
BOS
1 stop13h 55m
Icelandair
Deal found 3/21$475
This FlightHub deal was found by Cheapflights users on 3/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/28:50 pm
BOS
-
BRU
1 stop10h 05m
Icelandair
Fri 4/101:50 pm
BRU
-
BOS
1 stop11h 00m
Icelandair
Deal found 3/18$476
This Mytrip deal was found by Cheapflights users on 3/22. 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.
Tue 5/59:40 pm
BOS
-
CRL
2 stops18h 45m
Multiple Airlines
Tue 5/1212:40 pm
CRL
-
BOS
2 stops32h 30m
Multiple Airlines
Deal found 3/22$645

Find flight deals from Boston to Brussels

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Brussels (BR1). 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 March 22, 2026.

Round-trip from

$451
(eDestinos)

One-way from

$237
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$555
From Boston Logan Intl to Brussels
Search Deals
One-way flight from Boston Logan Intl to Brussels
Search Deals
High demand for flights, 2% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in March 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Brussels 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 March 22, 2026.
Use the filters below to find and compare flights from Boston to Brussels that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Wed 5/6

11:27 am-7:15 am

2 stops13h 48m

Brussels Bruxelles-National

Fri 5/15

6:45 am-4:24 pm

2 stops15h 39m

$586

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Wed 5/13

9:50 pm-8:25 pm

1 stop16h 35m

Brussels Bruxelles-National

Tue 5/19

7:45 pm-4:10 pm

1 stop26h 25m

$622

BostonBrussels

BOS - CRL

BOSCRL

Boston Logan Intl

Sun 4/26

5:40 pm-10:30 pm

2 stops22h 50m

Charleroi Brussels

Sat 5/2

8:15 pm-3:35 pm

2 stops25h 20m

$638

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Mon 4/6

5:05 pm-8:35 am

2 stops33h 30m

Brussels Bruxelles-National

Sun 4/12

6:55 pm-1:40 pm

1 stop24h 45m

$651

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Wed 5/6

11:27 am-7:15 am

2 stops13h 48m

Brussels Bruxelles-National

Sun 5/10

12:00 pm-10:14 pm

2 stops16h 14m

$681

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Sat 4/11

6:40 pm-7:10 am

1 stop30h 30m

Brussels Bruxelles-National

Sun 4/26

10:15 am-12:59 am

1 stop20h 44m

$681

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Sun 4/5

3:35 pm-7:10 am

1 stop9h 35m

Brussels Bruxelles-National

Sat 4/11

7:30 pm-5:40 pm

1 stop28h 10m

$701

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Fri 4/10

5:30 am-7:10 am

1 stop19h 40m

Brussels Bruxelles-National

Sun 4/26

10:15 am-12:59 am

1 stop20h 44m

$731

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Fri 5/1

5:45 pm-1:10 pm

2 stops13h 25m

Brussels Bruxelles-National

Fri 5/8

9:55 am-7:54 pm

2 stops15h 59m

$744

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Sun 4/5

5:05 pm-8:35 am

2 stops33h 30m

Brussels Bruxelles-National

Sat 4/11

6:55 pm-1:40 pm

1 stop24h 45m

$751

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/18

Showing 1-10 of 44 resultsSorted by cheapest first
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Best time to book a flight from Boston to Brussels

Have a flexible travel schedule? Discover the best time to fly to Brussels from Boston 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 Boston to Brussels

How far ahead should I book a flight from Boston to Brussels?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Brussels. Price data was last updated on March 13, 2026.

The best time to book flights from Boston to Brussels is 44 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Boston to Brussels?

Currently, November is the cheapest month in which you can book a flight from Boston to Brussels (average of $366). Flying from Boston to Brussels in July is currently the most expensive (average of $455). 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 BOS to BRU?

Find hourly flight availability from Boston to Brussels. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 22, 2026.

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

Reviews of airlines servicing Brussels

Get insights into the airlines that provide service to Brussels. 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 Brussels. Reviews last updated March 22, 2026.
Peruse reviews from past customers who have flown with United Airlines,Aer Lingus, andBrussels Airlines from Boston to Brussels to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,460 reviews

Food

6.6

Boarding

7.7

Entertainment

7.1

Crew

8.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,460 reviews
United Airlines
7.4
Good
9,460 reviews

Food

6.6

Boarding

7.7

Entertainment

7.1

Crew

8.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Aer Lingus
7.2
Good
1,482 reviews
United Airlines
7.4
Good
9,460 reviews

Food

6.6

Boarding

7.7

Entertainment

7.1

Crew

8.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Brussels Airlines
7.2
Good
393 reviews
United Airlines
7.4
Good
9,460 reviews

Food

6.6

Boarding

7.7

Entertainment

7.1

Crew

8.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Icelandair
7.0
Good
625 reviews
United Airlines
7.4
Good
9,460 reviews

Food

6.6

Boarding

7.7

Entertainment

7.1

Crew

8.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
British Airways
6.7
Okay
7,813 reviews
United Airlines
7.4
Good
9,460 reviews

Food

6.6

Boarding

7.7

Entertainment

7.1

Crew

8.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Boston to Brussels. 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 from for flights from Boston to Brussels?

    Boston Logan Intl (BOS), located 2.6 mi from the city center, is the airport you fly out of when you book flights from Boston to Brussels. 13 airlines have flights from Logan Intl to Brussels on a regular basis. Booking flights from Boston Logan Intl to Brussels should not be difficult; the airport handles an average of 0 outbound flights to Brussels per day.

  • How long is the flight from Boston to Brussels?

    For as low as $586, United Airlines can have you in Brussels from Boston in 13h 48m. There are 3468 mi between Boston and Brussels. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Boston to Brussels round-trip?

    Cheapflights users have booked flights from Boston to Brussels round-trip from $372. Other airlines that can offer you cheap pricing are TAP AIR PORTUGAL, from $386, and Icelandair, from $391. Users have found that Brussels Airlines is 36% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Boston to Brussels one-way?

    To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at $161. TAP AIR PORTUGAL flights start at $224 while deals on Iberia start at $269 one-way.

  • What are the cheapest flights from Boston to Brussels?

    While on average a flight from Boston to Brussels is generally $2,156, our data shows the cheapest flight currently is $387. When looking at the most popular route, (Boston Logan Intl - Brussels Bruxelles-National), you can expect to pay $451 for that flight.

  • Can I find deals for flights from Boston to Brussels that include hotel bookings?

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

  • How can I find direct flights from Boston to Brussels?

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

  • Can I find deals for business class flights from Boston to Brussels?

    Yes. Cheapflights offers flight deals from Boston to Brussels 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 Boston to Brussels?

    Currently, November is the cheapest month in which you can book a flight from Boston to Brussels (average of $366). Flying from Boston to Brussels in July is currently the most expensive (average of $455). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from Boston to Brussels

Discover the top 10 airlines that operate flights from Boston to Brussels. 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 March 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
Brussels AirlinesCheapest$372Average$595FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$373Average$510FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$386Average$529FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$390Average$502FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$396Average$622FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$396Average$573FlexibilityNo cancel feeOn-time67%
IberiaCheapest$397Average$620FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$406Average$596FlexibilityNo cancel feeOn-time70%
KLMCheapest$408Average$691FlexibilityNo cancel feeOn-time75%
DeltaCheapest$408Average$667FlexibilityNo cancel feeOn-timeN/A

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