$735+ 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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BRU
Sep 30 — Oct 71
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Best
Last-minute
Cheapest flights from Boise to BelgiumExplore 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 August 31, 2026.
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 August 31, 2026.
This United Airlines deal was found by Cheapflights users on 8/30. 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 12/86:15 am -
2 stops23h 00m
Fri 12/1110:10 am -
1 stop20h 58m
Deal found 8/30![United Airlines logo]()
$735
This United Airlines deal was found by Cheapflights users on 8/30. 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 11/45:00 am -
2 stops24h 15m
Wed 11/1110:00 am -
2 stops33h 31m
Deal found 8/30![United Airlines logo]()
$744
This Air Canada deal was found by Cheapflights users on 8/30. 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 11/48:28 am -
3 stops20h 47m
Wed 11/1110:00 am -
2 stops31h 52m
Deal found 8/30![Multiple Airlines logo]()
$943
Best flights from Boise to BelgiumDiscover carefully curated flight deals from Boise to Belgium that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 31, 2026.
Discover carefully curated flight deals from Boise to Belgium that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 31, 2026.
This United Airlines deal was found by Cheapflights users on 8/31. 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 12/86:15 am -
2 stops23h 00m
Fri 12/1110:10 am -
1 stop20h 58m
Deal found 8/31![United Airlines logo]()
$735
This United Airlines deal was found by Cheapflights users on 8/30. 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 11/45:00 am -
2 stops24h 15m
Wed 11/1110:00 am -
2 stops33h 31m
Deal found 8/30![United Airlines logo]()
$744
This United Airlines deal was found by Cheapflights users on 8/28. 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 2/32:45 pm -
2 stops14h 30m
Sun 2/1410:00 am -
2 stops31h 43m
Deal found 8/28![United Airlines logo]()
$800
This United Airlines deal was found by Cheapflights users on 8/31. 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 2/38:15 am -
2 stops21h 00m
Sat 2/1310:00 am -
2 stops31h 43m
Deal found 8/31![United Airlines logo]()
$800
Last-minute flights from Boise to BelgiumDiscover last-minute flight deals from Boise to Belgium. Data last updated August 31, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to Belgium. Data last updated August 31, 2026 and is based on user searches.
This Gotogate deal was found by Cheapflights users on 8/31. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:24 pm -
2 stops58h 46m
Fri 9/189:10 am -
2 stops34h 16m
Deal found 8/31![Air Canada logo]()
$1,018
This Delta deal was found by Cheapflights users on 8/31. 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.
Fri 9/411:10 pm -
1 stop24h 30m
Fri 9/189:45 am -
1 stop20h 15m
Deal found 8/31![Delta logo]()
$1,057
This United Airlines deal was found by Cheapflights users on 8/31. 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 9/46:15 am -
2 stops17h 00m
Fri 9/1810:15 am -
1 stop20h 38m
Deal found 8/31![United Airlines logo]()
$1,061
This Air Canada deal was found by Cheapflights users on 8/31. 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 9/45:00 am -
3 stops18h 50m
Fri 9/189:10 am -
2 stops20h 35m
Deal found 8/31![Multiple Airlines logo]()
$1,967
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 August 31, 2026.
Round-trip from | $735 (United Airlines) |
|---|---|
Popular in | January |
Cheapest in | October |
Average price | $1,601 |
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 7,457,451 searches. Data last updated August 31, 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
Cheapest round-trip
Quickest round-trip
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Tue 12/8
6:15 am-1:15 pm
2 stops23h 00m
Brussels Bruxelles-National
Fri 12/11
10:10 am-11:08 pm
1 stop20h 58m
$735
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Wed 11/4
5:00 am-1:15 pm
2 stops24h 15m
Brussels Bruxelles-National
Wed 11/11
10:00 am-11:31 am
2 stops33h 31m
$744
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Wed 2/3
2:45 pm-1:15 pm
2 stops14h 30m
Brussels Bruxelles-National
Sun 2/14
10:00 am-9:43 am
2 stops31h 43m
$800
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Wed 2/3
8:15 am-1:15 pm
2 stops21h 00m
Brussels Bruxelles-National
Sat 2/13
10:00 am-9:43 am
2 stops31h 43m
$800
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.
BOI-BRU
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
BOI-BE0
BOI-BRU
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 August 31, 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.
Food
6.7
Overall
7.4
Entertainment
7.1
Boarding
7.7
Crew
8.1
Comfort
7.3
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Food
6.7
Overall
7.4
Entertainment
7.1
Boarding
7.7
Crew
8.1
Comfort
7.3
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
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.
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Alternative routes for Boise to Belgium
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Complete your trip
Complete your trip to Belgium by adding a car rental and/or hotel reservation to your travel itinerary.
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Boise and Belgium flights
Browse other Boise and Belgium flight options. Last updated on August 31, 2026.
Popular flight searches
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Boise to Belgium flights
Consider these flights traveling from Boise to Belgium.
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 7,457,451 searches. Data last updated August 31, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$638 | Average$875 | FlexibilityNo cancel fee | On-time69% |