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Cheap flights from Boston to Brussels from $297

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 Brussels departing on 9/17. 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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0 bags

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Find the cheapest flights from Boston to Brussels

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:55 pm - 6:10 pm
BOS
-
CRL
13h 15m
1 stop
Multiple Airlines Logo
2:20 pm - 9:45 pm
CRL
-
BOS
13h 25m
1 stop
$525Multiple Airlines
Thu, Sep 17 - Sun, Sep 27
Multiple Airlines Logo
11:35 pm - 6:10 pm
BOS
-
CRL
12h 35m
1 stop
Multiple Airlines Logo
6:35 am - 9:45 pm
CRL
-
BOS
21h 10m
1 stop
$528Multiple Airlines
Thu, Jul 30 - Thu, Aug 20
Multiple Airlines Logo
11:35 pm - 11:45 am
BOS
-
CRL
30h 10m
1 stop
Multiple Airlines Logo
7:15 pm - 9:05 pm
CRL
-
BOS
31h 50m
2 stops
$541Multiple Airlines
Sun, Jul 12 - Tue, Jul 28
Multiple Airlines Logo
10:55 pm - 8:40 pm
BOS
-
CRL
15h 45m
1 stop
Multiple Airlines Logo
7:40 am - 9:45 pm
CRL
-
BOS
20h 05m
2 stops
$570Multiple Airlines
Wed, Jul 8 - Thu, Jul 16
Multiple Airlines Logo
10:55 pm - 8:40 pm
BOS
-
CRL
15h 45m
1 stop
Multiple Airlines Logo
6:35 am - 9:45 pm
CRL
-
BOS
21h 10m
1 stop
$575Multiple Airlines
Wed, Jul 8 - Thu, Jul 16
Multiple Airlines Logo
11:35 pm - 6:10 pm
BOS
-
CRL
12h 35m
1 stop
Multiple Airlines Logo
7:40 am - 9:45 pm
CRL
-
BOS
20h 05m
2 stops
$576Multiple Airlines
Thu, Jul 9 - Thu, Jul 16
Multiple Airlines Logo
11:35 pm - 6:10 pm
BOS
-
CRL
12h 35m
1 stop
Multiple Airlines Logo
6:35 am - 9:45 pm
CRL
-
BOS
21h 10m
1 stop
$577Multiple Airlines
Thu, Jul 23 - Thu, Aug 6
Multiple Airlines Logo
11:35 pm - 6:10 pm
BOS
-
CRL
12h 35m
1 stop
Multiple Airlines Logo
6:35 am - 9:45 pm
CRL
-
BOS
21h 10m
1 stop
$579Multiple Airlines
Thu, Jul 9 - Thu, Jul 16
Multiple Airlines Logo
11:35 pm - 6:10 pm
BOS
-
CRL
12h 35m
1 stop
Multiple Airlines Logo
6:55 pm - 9:45 pm
CRL
-
BOS
32h 50m
2 stops
$580Multiple Airlines
Thu, Jul 9 - Wed, Jul 22
Multiple Airlines Logo
11:35 pm - 6:10 pm
BOS
-
CRL
12h 35m
1 stop
Multiple Airlines Logo
6:55 pm - 9:45 pm
CRL
-
BOS
32h 50m
2 stops
$581Multiple Airlines
Thu, Jul 9 - Wed, Jul 22

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Charleroi Brussels Airport 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 May 20, 2026.
Use the filters below to find and compare flights from Boston to Charleroi Brussels Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BostonBrussels

BOS - CRL

BOSCRL

Boston Logan Intl

Thu 9/17

10:55 pm-6:10 pm

1 stop13h 15m

Charleroi Brussels

Sun 9/27

2:20 pm-9:45 pm

1 stop13h 25m

$525

BostonBrussels

BOS - CRL

BOSCRL

Boston Logan Intl

Thu 7/30

11:35 pm-6:10 pm

1 stop12h 35m

Charleroi Brussels

Thu 8/20

6:35 am-9:45 pm

1 stop21h 10m

$528

BostonBrussels

BOS - CRL

BOSCRL

Boston Logan Intl

Sun 7/12

11:35 pm-11:45 am

1 stop30h 10m

Charleroi Brussels

Tue 7/28

7:15 pm-9:05 pm

2 stops31h 50m

$541

BostonBrussels

BOS - CRL

BOSCRL

Boston Logan Intl

Wed 7/8

10:55 pm-8:40 pm

1 stop15h 45m

Charleroi Brussels

Thu 7/16

7:40 am-9:45 pm

2 stops20h 05m

$570

BostonBrussels

BOS - CRL

BOSCRL

Boston Logan Intl

Wed 7/8

10:55 pm-8:40 pm

1 stop15h 45m

Charleroi Brussels

Thu 7/16

6:35 am-9:45 pm

1 stop21h 10m

$575

BostonBrussels

BOS - CRL

BOSCRL

Boston Logan Intl

Thu 7/9

11:35 pm-6:10 pm

1 stop12h 35m

Charleroi Brussels

Thu 7/16

7:40 am-9:45 pm

2 stops20h 05m

$576

BostonBrussels

BOS - CRL

BOSCRL

Boston Logan Intl

Thu 7/23

11:35 pm-6:10 pm

1 stop12h 35m

Charleroi Brussels

Thu 8/6

6:35 am-9:45 pm

1 stop21h 10m

$577

BostonBrussels

BOS - CRL

BOSCRL

Boston Logan Intl

Thu 7/9

11:35 pm-6:10 pm

1 stop12h 35m

Charleroi Brussels

Thu 7/16

6:35 am-9:45 pm

1 stop21h 10m

$579

BostonBrussels

BOS - CRL

BOSCRL

Boston Logan Intl

Thu 7/9

11:35 pm-6:10 pm

1 stop12h 35m

Charleroi Brussels

Wed 7/22

6:55 pm-9:45 pm

2 stops32h 50m

$580

BostonBrussels

BOS - CRL

BOSCRL

Boston Logan Intl

Thu 7/9

11:35 pm-6:10 pm

1 stop12h 35m

Charleroi Brussels

Wed 7/22

6:55 pm-9:45 pm

2 stops32h 50m

$581

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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When to book flights from Boston to Charleroi Brussels Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Charleroi Brussels Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to Charleroi Brussels Airport (BOS to CRL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Charleroi Brussels Airport

Fastest flight time

10h 50m

Direct flights

None
The fastest flight from Boston to Charleroi Brussels Airport takes 10h 50m
There are no direct flights from Boston to Charleroi Brussels Airport. There are no popular flight routes from Boston to Charleroi Brussels Airport.
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Frequently asked questions about flying from Boston to Charleroi Brussels Airport

  • How far is Boston Logan Intl to Charleroi Brussels by plane?

    The distance between Boston Logan Intl and Charleroi Brussels is about 3480.6 mi. A reasonable flight in good conditions will take 10h 50m.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Charleroi Brussels Airport?

    Prices for flights from Boston Logan Intl Airport to Charleroi Brussels Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Boston Logan Intl Airport to Charleroi Brussels Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Charleroi Brussels Airport.

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

    The necessary travel and health documents for your Charleroi Brussels Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Boston to Charleroi Brussels Airport

  • How do I get Price Alerts for flights from Boston to Charleroi Brussels Airport?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Boston from Charleroi Brussels Airport. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Boston to Charleroi Brussels Airport with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Brussels?

Finding the right flight to Brussels 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 Brussels quick and easy, saving you time and money.

Can I find flights from Boston to Brussels with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Brussels from Boston with this policy.

How can momondo help me find flights from Boston to Brussels?

momondo helps you find the best flight between Boston and Brussels by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Boston to Brussels flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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