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$566+ 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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BRU
Jun 7 — Jun 141
Sun 6/7
Sun 6/14
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 May 8, 2026.

This Flighttix deal was found by Cheapflights users on 5/6. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/712:08 pm
BOI
-
BRU
1 stop12h 52m
Lufthansa
Tue 5/1210:15 am
BRU
-
BOI
1 stop20h 35m
Lufthansa
Deal found 5/6$910
This United Airlines deal was found by Cheapflights users on 5/7. 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.
Wed 8/266:30 am
BOI
-
BRU
2 stops22h 45m
United Airlines
Sat 9/129:25 am
BRU
-
BOI
2 stops33h 35m
United Airlines
Deal found 5/7$911
This United Airlines deal was found by Cheapflights users on 5/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/710:35 am
BOI
-
BRU
2 stops18h 40m
United Airlines
Tue 5/1212:00 pm
BRU
-
BOI
2 stops18h 35m
United Airlines
Deal found 5/6$925
This Delta deal was found by Cheapflights users on 5/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:30 pm
BOI
-
BRU
2 stops28h 10m
Delta
Sat 10/109:45 am
BRU
-
BOI
2 stops32h 34m
Delta
Deal found 5/7$975
This United Airlines deal was found by Cheapflights users on 5/8. 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.
Thu 10/12:31 pm
BOI
-
BRU
2 stops14h 44m
United Airlines
Sat 10/106:20 am
BRU
-
BOI
2 stops19h 38m
United Airlines
Deal found 5/8$976
This Air Canada deal was found by Cheapflights users on 5/7. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/312:38 pm
BOI
-
BRU
2 stops58h 32m
Air Canada
Wed 7/299:40 am
BRU
-
BOI
2 stops40h 16m
Air Canada
Deal found 5/7$1,000
This Air Canada deal was found by Cheapflights users on 5/7. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:30 am
BOI
-
BRU
2 stops17h 20m
Air Canada
Wed 7/299:40 am
BRU
-
BOI
2 stops40h 16m
Air Canada
Deal found 5/7$1,005
This Delta deal was found by Cheapflights users on 5/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/15:30 am
BOI
-
BRU
2 stops20h 10m
Delta
Thu 7/309:45 am
BRU
-
BOI
2 stops22h 01m
Delta
Deal found 5/7$1,010
This Delta deal was found by Cheapflights users on 5/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:30 am
BOI
-
BRU
2 stops18h 05m
Delta
Wed 8/59:45 am
BRU
-
BOI
2 stops21h 16m
Delta
Deal found 5/8$1,011
This Air Canada deal was found by Cheapflights users on 5/8. 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.
Fri 7/247:05 pm
BOI
-
BRU
2 stops52h 05m
Air Canada
Thu 8/69:40 am
BRU
-
BOI
2 stops33h 52m
Air Canada
Deal found 5/8$1,016
This United Airlines deal was found by Cheapflights users on 5/8. 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.
Thu 7/2312:38 pm
BOI
-
BRU
1 stop12h 22m
United Airlines
Thu 8/69:40 am
BRU
-
BOI
2 stops39h 04m
United Airlines
Deal found 5/8$1,047

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 May 8, 2026.

Round-trip from

$911
(United Airlines)

One-way from

$566
(Kiwi.com)

Popular in

January

Cheapest in

November

Average price

$1,061
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. 32% potential increase in price ($549 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 13% potential price decrease ($139 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 May 8, 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

Wed 8/26

6:30 am-1:15 pm

2 stops22h 45m

Brussels Bruxelles-National

Sat 9/12

9:25 am-11:00 am

2 stops33h 35m

$911

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Thu 10/1

11:30 pm-7:40 am

1 stop24h 10m

Brussels Bruxelles-National

Sat 10/10

9:45 am-10:05 am

2 stops32h 20m

$975

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Thu 10/1

2:31 pm-1:15 pm

2 stops14h 44m

Brussels Bruxelles-National

Sat 10/10

10:30 am-11:52 pm

2 stops21h 22m

$976

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Thu 7/23

6:30 am-7:10 am

2 stops16h 40m

Brussels Bruxelles-National

Thu 8/6

9:40 am-4:44 pm

2 stops39h 04m

$1,051

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Wed 7/22

11:42 pm-7:40 am

1 stop23h 58m

Brussels Bruxelles-National

Wed 8/5

9:45 am-11:01 pm

2 stops21h 16m

$1,072

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Fri 7/24

11:42 pm-7:40 am

1 stop23h 58m

Brussels Bruxelles-National

Thu 8/6

10:25 am-10:30 pm

2 stops20h 05m

$1,076

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Fri 7/3

11:45 pm-7:40 am

1 stop23h 55m

Brussels Bruxelles-National

Fri 7/31

9:45 am-10:32 pm

1 stop20h 47m

$1,153
Quickest round-trip

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Wed 6/10

12:30 pm-9:00 am

1 stop12h 30m

Brussels Bruxelles-National

Tue 6/16

10:15 am-10:56 pm

1 stop20h 41m

$1,175

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Fri 7/24

2:04 pm-7:40 am

1 stop33h 36m

Brussels Bruxelles-National

Wed 8/5

8:05 am-6:48 pm

2 stops18h 43m

$1,220

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Thu 6/18

11:45 pm-7:40 am

1 stop23h 55m

Brussels Bruxelles-National

Thu 6/25

9:45 am-10:35 pm

1 stop20h 50m

$1,245

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/8

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

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 May 8, 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
9,694 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,694 reviews
United Airlines
7.4
Good
9,694 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

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 22h 45m. Fly via United Airlines or Delta 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

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

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 May 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$637Average$886FlexibilityNo cancel feeOn-time69%

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