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$224+ 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 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BRU
Feb 6 — Feb 131
Fri 2/6
Fri 2/13
1 adult, Economy
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Cheap 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 January 7, 2026.

Round-trip from

$404
(Cheapflightsfares)

One-way from

$224
(Lufthansa)

Popular in

December

Cheapest in

November

Average price

$529
From Boston Logan Intl to Brussels
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One-way flight from Boston Logan Intl to Brussels
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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 January 2026
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Find 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 January 7, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 1/7. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/205:40 pmBOS - BRU
2 stops18h 35mScandinavian Airlines
Mon 4/279:10 pmBRU - BOS
2 stops24h 25mScandinavian Airlines
Deal found 1/7$404
This FlightHub deal was found by Cheapflights users on 1/7. 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.
Wed 1/146:15 amBOS - BRU
2 stops19h 35mMultiple Airlines
Mon 2/26:00 pmBRU - BOS
1 stop32h 20mMultiple Airlines
Deal found 1/7$406
This Gurufare deal was found by Cheapflights users on 1/7. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/131:31 pmBOS - BRU
1 stop12h 34mAustrian Airlines
Fri 1/2311:15 amBRU - BOS
1 stop11h 59mAustrian Airlines
Deal found 1/7$407
This Cheapflightsfares deal was found by Cheapflights users on 1/4. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/55:35 pmBOS - BRU
2 stops19h 05mScandinavian Airlines
Sun 3/87:45 pmBRU - BOS
2 stops26h 05mScandinavian Airlines
Deal found 1/4$408
This Air Canada deal was found by Cheapflights users on 1/5. 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 1/1310:45 amBOS - BRU
2 stops15h 05mAir Canada
Fri 1/2310:00 amBRU - BOS
2 stops15h 42mAir Canada
Deal found 1/5$409
This United Airlines deal was found by Cheapflights users on 1/5. 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 5/36:00 amBOS - BRU
2 stops19h 10mUnited Airlines
Tue 5/269:25 amBRU - BOS
1 stop30h 20mUnited Airlines
Deal found 1/5$410
This Booking.com deal was found by Cheapflights users on 1/7. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/63:35 pmBOS - BRU
1 stop10h 15mMultiple Airlines
Tue 2/1010:00 amBRU - BOS
1 stop29h 32mMultiple Airlines
Deal found 1/7$411
This Air Canada deal was found by Cheapflights users on 1/5. 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.
Mon 1/266:40 pmBOS - BRU
2 stops36h 35mAir Canada
Thu 1/2910:00 amBRU - BOS
2 stops30h 02mAir Canada
Deal found 1/5$413
This United Airlines deal was found by Cheapflights users on 1/5. 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.
Tue 1/277:07 pmBOS - BRU
1 stop30h 08mUnited Airlines
Sun 2/110:00 amBRU - BOS
1 stop29h 32mUnited Airlines
Deal found 1/5$414
This Cheapflightsfares deal was found by Cheapflights users on 1/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/282:20 pmBOS - BRU
1 stop10h 55mMultiple Airlines
Sun 2/110:00 amBRU - BOS
1 stop10h 52mMultiple Airlines
Deal found 1/6$415
This Mytrip deal was found by Cheapflights users on 1/5. 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 1/2910:45 amBOS - BRU
2 stops15h 05mMultiple Airlines
Thu 2/510:00 amBRU - BOS
1 stop10h 52mMultiple Airlines
Deal found 1/5$416
This United Airlines deal was found by Cheapflights users on 1/7. 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 2/610:15 amBOS - BRU
1 stop15h 35mUnited Airlines
Tue 2/1010:00 amBRU - BOS
2 stops31h 12mUnited Airlines
Deal found 1/7$417

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 January 7, 2026.
Use the filters below to find and compare flights from Boston to Brussels that are best for you.

Fly from

Boston

Fly to

Brussels

Route

Depart

Return

Price

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Sun 5/3

6:00 am-7:15 am

1 stop19h 15m

Brussels Bruxelles-National

Tue 5/26

9:25 am-9:45 am

1 stop30h 20m

$406

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Sun 4/19

6:40 pm-1:15 pm

2 stops12h 35m

Brussels Bruxelles-National

Tue 4/28

9:25 am-6:19 pm

2 stops14h 54m

$410

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Wed 2/18

5:30 am-7:50 am

1 stop20h 20m

Brussels Bruxelles-National

Sun 2/22

10:00 am-9:32 am

1 stop29h 32m

$411

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Mon 1/26

6:40 pm-1:15 pm

2 stops36h 35m

Brussels Bruxelles-National

Thu 1/29

10:00 am-10:02 am

2 stops30h 02m

$413

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Wed 2/11

4:35 pm-1:15 pm

2 stops14h 40m

Brussels Bruxelles-National

Wed 2/18

10:00 am-6:45 pm

2 stops14h 45m

$416

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Thu 3/5

7:50 pm-11:55 am

1 stop10h 05m

Brussels Bruxelles-National

Thu 3/12

12:50 pm-6:50 pm

1 stop11h 00m

$417

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Fri 2/6

10:15 am-7:50 am

1 stop15h 35m

Brussels Bruxelles-National

Tue 2/10

10:00 am-11:12 am

2 stops31h 12m

$417

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Tue 2/17

4:25 pm-8:55 am

1 stop34h 30m

Brussels Bruxelles-National

Sun 2/22

10:00 am-9:32 am

1 stop29h 32m

$419

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Thu 2/19

6:28 pm-8:55 am

1 stop32h 27m

Brussels Bruxelles-National

Thu 2/26

10:00 am-9:32 am

1 stop29h 32m

$420

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Sun 1/18

1:24 pm-10:50 am

2 stops15h 26m

Brussels Bruxelles-National

Tue 2/3

6:30 am-5:14 pm

2 stops16h 44m

$429

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

Showing 1-10 of 37 results
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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 January 2, 2026.

The best time to book flights from Boston to Brussels is 72 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, May is the cheapest month in which you can book a flight from Boston to Brussels (average of $363). Flying from Boston to Brussels in July is currently the most expensive (average of $461). 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 January 7, 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 January 7, 2026.
Peruse reviews from past customers who have flown with United Airlines, Aer Lingus, and Brussels 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
9,139 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
United Airlines
7.4
Good
9,139 reviews
United Airlines
7.4
Good
9,139 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
Aer Lingus
7.2
Good
1,427 reviews
United Airlines
7.4
Good
9,139 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
Brussels Airlines
7.2
Good
379 reviews
United Airlines
7.4
Good
9,139 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
Air Canada
7.1
Good
10,603 reviews
United Airlines
7.4
Good
9,139 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
Icelandair
7.1
Good
593 reviews
United Airlines
7.4
Good
9,139 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

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. 15 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 $406, United Airlines can have you in Brussels from Boston in 19h 15m. 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 $352. Other airlines that can offer you cheap pricing are Brussels Airlines, from $364, and Icelandair, from $384. Users have found that PLAY is 40% 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 $160. TAP AIR PORTUGAL flights start at $224 while deals on Scandinavian Airlines start at $244 one-way.

  • What are the cheapest flights from Boston to Brussels?

    While on average a flight from Boston to Brussels is generally $2,187, our data shows the cheapest flight currently is $382. When looking at the most popular route, (Boston Logan Intl - Brussels Bruxelles-National), you can expect to pay $364 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, May is the cheapest month in which you can book a flight from Boston to Brussels (average of $363). Flying from Boston to Brussels in July is currently the most expensive (average of $461). 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.

Alternative routes for Boston to Brussels

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Bruxelles-National flights
Boston to Charleroi Brussels flights
Hartford to Bruxelles-National flights
Albany to Bruxelles-National flights
Boston to Antwerp flights

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 January 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$352Average$499FlexibilityNo cancel feeOn-timeN/A
Brussels AirlinesCheapest$362Average$635FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$383Average$502FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$386Average$529FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$397Average$620FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$397Average$599FlexibilityNo cancel feeOn-time67%
Scandinavian AirlinesCheapest$398Average$536FlexibilityNo cancel feeOn-time77%
SWISSCheapest$400Average$609FlexibilityNo cancel feeOn-time79%
British AirwaysCheapest$406Average$586FlexibilityNo cancel feeOn-time70%
KLMCheapest$408Average$670FlexibilityNo cancel feeOn-time75%

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