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$462+ Cheap flights from Boise (BOI) to Belgium

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BRU
feb. 20 — feb. 271
vie. 2/20
vie. 2/27
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 enero 21, 2026.

This United Airlines deal was found by Cheapflights users on 1/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/1012:19 pm
BOI
-
BRU
1 stop12h 36m
United Airlines
mar. 2/2410:00 am
BRU
-
BOI
2 stops32h 12m
United Airlines
Deal found 1/19$462
This Air Canada deal was found by Cheapflights users on 1/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/1012:19 pm
BOI
-
BRU
3 stops35h 31m
Multiple Airlines
mar. 2/2410:00 am
BRU
-
BOI
2 stops32h 12m
Multiple Airlines
Deal found 1/19$473
This Finnair deal was found by Cheapflights users on 1/19. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/27:00 am
BOI
-
BRU
2 stops27h 25m
Multiple Airlines
lun. 3/97:10 pm
BRU
-
BOI
2 stops34h 13m
Multiple Airlines
Deal found 1/19$475
This KAYAK deal was found by Cheapflights users on 1/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/1012:19 pm
BOI
-
BRU
1 stop12h 36m
Lufthansa
mar. 2/2410:10 am
BRU
-
BOI
1 stop16h 37m
Lufthansa
Deal found 1/19$476
This United Airlines deal was found by Cheapflights users on 1/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 3/510:49 am
BOI
-
BRU
2 stops38h 06m
United Airlines
jue. 3/1210:10 am
BRU
-
BOI
2 stops18h 49m
United Airlines
Deal found 1/18$484
This United Airlines deal was found by Cheapflights users on 1/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/256:25 am
BOI
-
BRU
2 stops16h 50m
United Airlines
dom. 3/111:55 am
BRU
-
BOI
2 stops17h 37m
United Airlines
Deal found 1/20$488
This Delta deal was found by Cheapflights users on 1/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/210:45 am
BOI
-
BRU
2 stops36h 50m
Delta
lun. 3/910:00 am
BRU
-
BOI
1 stop19h 25m
Delta
Deal found 1/19$518
This Finnair deal was found by Cheapflights users on 1/19. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 4/91:29 pm
BOI
-
BRU
2 stops20h 51m
Multiple Airlines
jue. 4/236:30 am
BRU
-
BOI
2 stops24h 08m
Multiple Airlines
Deal found 1/19$527

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 enero 21, 2026.

Round-trip from

$462
(United Airlines)

Popular in

January

Cheapest in

October

Average price

$2,552
From Boise Air Term. Gowen Fld to Belgium
Search Deals
Highest demand for flights based on searches. 33% potential increase in price ($744 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($121 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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 enero 21, 2026.
Use the filters below to find and compare flights from Boise to Belgium that are best for you.

Fly from

Boise

Fly to

Belgium

Route

Depart

Return

Price

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

mar. 2/10

6:10 am-8:55 am

2 stops18h 45m

Brussels Bruxelles-National

mar. 2/24

11:15 am-11:23 pm

2 stops20h 08m

$463

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

mar. 2/10

12:19 pm-7:50 am

3 stops35h 31m

Brussels Bruxelles-National

mar. 2/24

10:00 am-10:12 am

2 stops32h 12m

$473

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

lun. 3/2

7:00 am-6:25 pm

2 stops27h 25m

Brussels Bruxelles-National

lun. 3/9

7:10 pm-10:23 pm

2 stops34h 13m

$475

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

mié. 2/25

6:25 am-7:15 am

2 stops16h 50m

Brussels Bruxelles-National

dom. 3/1

11:55 am-9:32 pm

2 stops17h 37m

$488

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

lun. 3/2

10:45 am-7:35 am

2 stops36h 50m

Brussels Bruxelles-National

lun. 3/9

10:00 am-10:25 pm

1 stop19h 25m

$518

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

jue. 3/5

8:50 am-2:15 pm

2 stops21h 25m

Brussels Bruxelles-National

jue. 3/12

10:00 am-10:25 pm

1 stop19h 25m

$518

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

jue. 4/9

1:29 pm-6:20 pm

2 stops20h 51m

Brussels Bruxelles-National

jue. 4/23

6:30 am-10:38 pm

2 stops24h 08m

$527

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

jue. 4/9

7:05 am-2:40 pm

2 stops23h 35m

Brussels Bruxelles-National

jue. 4/23

9:45 am-10:28 pm

1 stop20h 43m

$691

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

jue. 4/9

11:30 pm-7:40 am

1 stop24h 10m

Brussels Bruxelles-National

jue. 4/23

9:45 am-10:28 pm

1 stop20h 43m

$773

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

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 enero 21, 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
9,191 reviews

Food

6.6

Crew

8.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Entertainment

7.1

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
9,191 reviews
United Airlines
7.4
Good
9,191 reviews

Food

6.6

Crew

8.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Entertainment

7.1

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 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 18h 45m. Fly via United Airlines to get the fastest option. Airlines will cover a distance of 5002 mi.

  • 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

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Alternative routes for Boise to Belgium

See prices for flight routes from nearby airports that may be better suited for you.
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Jackson to Leonardo da Vinci/Fiumicino flights
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Idaho Falls to Heathrow flights
Boise to Istanbul flights
Spokane to Glasgow Intl flights
Boise to Arlanda flights
Spokane to Frankfurt flights
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Boise to Keflavik Intl flights
Boise to Oslo Gardermoen flights

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 enero 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$637Average$1,188FlexibilityNo cancel feeOn-time69%

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