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$342+ Cheap flights from Boise (BOI) to Belgium

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 11/28. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BRU
ago. 18 — ago. 251
mar. 8/18
mar. 8/25
1 adult, Economy
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Cheap flight deals from Boise to Belgium

Cheapest flights from Boise to Belgium
Explore the most affordable flight options available from Boise to Belgium. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 19, 2026.

This Ticket deal was found by Cheapflights users on 7/16. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/203:19 pm
BOI
-
BRU
2 stops19h 01m
Multiple Airlines
mar. 8/257:05 am
BRU
-
BOI
2 stops23h 06m
Multiple Airlines
Deal found 7/16$849
This United Airlines deal was found by Cheapflights users on 7/16. 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.
jue. 8/2012:24 pm
BOI
-
BRU
1 stop12h 36m
United Airlines
mar. 8/2510:15 am
BRU
-
BOI
1 stop20h 38m
United Airlines
Deal found 7/16$892
This Air Canada deal was found by Cheapflights users on 7/16. 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.
jue. 8/205:44 pm
BOI
-
BRU
3 stops30h 06m
Air Canada
mar. 8/259:30 am
BRU
-
BOI
3 stops21h 10m
Air Canada
Deal found 7/16$935
This United Airlines deal was found by Cheapflights users on 7/16. 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.
dom. 8/3012:24 pm
BOI
-
BRU
1 stop12h 36m
United Airlines
dom. 9/69:30 am
BRU
-
BOI
2 stops43h 54m
United Airlines
Deal found 7/16$936
This United Airlines deal was found by Cheapflights users on 7/14. 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.
jue. 10/15:30 pm
BOI
-
BRU
2 stops18h 30m
United Airlines
sáb. 10/1011:10 am
BRU
-
BOI
2 stops18h 25m
United Airlines
Deal found 7/14$948
This Air Canada deal was found by Cheapflights users on 7/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/15:30 pm
BOI
-
BRU
3 stops30h 20m
Air Canada
sáb. 10/109:10 am
BRU
-
BOI
3 stops20h 25m
Air Canada
Deal found 7/17$986
This KLM deal was found by Cheapflights users on 7/15. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/2210:29 am
BOI
-
BRU
2 stops15h 11m
KLM
jue. 8/209:45 am
BRU
-
BOI
1 stop20h 12m
KLM
Deal found 7/15$997

Find flight deals from Boise to Belgium

Keep the following information in mind while searching for Boise to Belgium flight deals. Data was last updated julio 19, 2026.

Round-trip from

$849
(Ticket)

One-way from

$342
(United Airlines)

Popular in

January

Cheapest in

November

Average price

$1,239
From Boise Air Term. Gowen Fld to Belgium
Search Deals
One-way flight from Boise Air Term. Gowen Fld to Belgium
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($482 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 12% potential price decrease ($132 potential savings vs. average RT price).
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Average for round-trip flights in July 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise to Belgium 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 julio 19, 2026.
Use the filters below to find and compare flights from Boise to Belgium that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

dom. 8/30

12:24 pm-9:00 am

1 stop12h 36m

Brussels Bruxelles-National

dom. 9/6

9:30 am-9:24 pm

2 stops43h 54m

$936
Quickest round-trip

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

jue. 10/1

12:26 pm-1:15 pm

2 stops16h 49m

Brussels Bruxelles-National

sáb. 10/10

12:00 pm-10:33 pm

2 stops18h 33m

$948

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

jue. 10/1

5:30 pm-7:50 am

3 stops30h 20m

Brussels Bruxelles-National

sáb. 10/10

9:10 am-9:35 pm

3 stops20h 25m

$986
Cheapest one-way

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

sáb. 11/28

5:44 pm-1:15 pm

2 stops35h 31m

$342

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

sáb. 11/28

11:30 pm-10:55 am

1 stop27h 25m

$346

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

mié. 9/23

5:42 pm-9:10 am

3 stops55h 28m

$430
Quickest one-way

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

mié. 9/23

8:23 am-9:00 am

1 stop16h 37m

$461

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

mié. 9/23

5:00 am-7:50 am

3 stops18h 50m

$472

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

vie. 11/27

1:29 pm-11:55 am

3 stops38h 26m

$498

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/15

Sorted by cheapest first

Best time to book a flight from Boise to Belgium

Have a flexible travel schedule? Discover the best time to fly to Belgium from Boise 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 Boise to Belgium

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Belgium

Get insights into the airlines that provide service to Belgium. 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 Belgium. Reviews last updated julio 19, 2026.
Peruse reviews from past customers who have flown with United Airlines from Boise to Belgium 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
10,006 reviews

Boarding

7.7

Comfort

7.3

Food

6.6

Entertainment

7.1

Crew

8.1

Overall

7.4

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this
United Airlines
7.4
Good
10,006 reviews
United Airlines
7.4
Good
10,006 reviews

Boarding

7.7

Comfort

7.3

Food

6.6

Entertainment

7.1

Crew

8.1

Overall

7.4

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this

Related info for your journey

Find useful and relevant information for your journey from Boise to Belgium. 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 Boise to Belgium?

    Located just 3.3 mi from the city center, Boise Air Term. Gowen Fld (BOI) is the airport most travelers will use when flying to Belgium from Boise.

  • How long is the flight from Boise to Belgium?

    There are many flights that can get you from Boise to Belgium in 12h 36m. Fly via United Airlines or Air Canada to get the fastest option. Airlines will cover a distance of 5002 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Boise to Belgium that include hotel bookings?

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

  • How can I find direct flights from Boise to Belgium?

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

  • Can I find deals for business class flights from Boise to Belgium?

    Yes. Cheapflights offers flight deals from Boise to Belgium by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Boise to Belgium

Discover the top airline that operate flights from Boise to Belgium. 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 julio 19, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$638Average$886FlexibilityNo cancel feeOn-time69%

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