$475+ 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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BRU
Nov 20 — Nov 271
Round-trip
1 adult, Economy
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Find cheap flights from Boise to Belgium with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Boise to Belgium
Cheapest
Best
Last-minute
One-way
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 October 21, 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 October 21, 2026.
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Sun 11/15:44 pm -
2 stops35h 31m
Sun 11/1510:00 am -
2 stops44h 51m
Deal found 10/21![United Airlines logo]()
$887
This Air Canada deal was found by Cheapflights users on 10/19. 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.
Tue 12/88:00 am -
2 stops39h 50m
Fri 12/1110:00 am -
2 stops44h 59m
Deal found 10/19![Air Canada logo]()
$1,183
This United Airlines deal was found by Cheapflights users on 10/18. 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.
Tue 12/811:49 am -
1 stop13h 06m
Fri 12/1110:10 am -
1 stop20h 49m
Deal found 10/18![United Airlines logo]()
$1,333
This Air Canada deal was found by Cheapflights users on 10/21. 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.
Sun 11/16:30 am -
3 stops22h 45m
Sun 11/1510:00 am -
2 stops20h 51m
Deal found 10/21![Multiple Airlines logo]()
$2,980
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 October 21, 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 October 21, 2026.
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Sun 11/15:44 pm -
2 stops35h 31m
Sun 11/1510:10 am -
1 stop20h 41m
Deal found 10/21![United Airlines logo]()
$907
This Delta deal was found by Cheapflights users on 10/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/1911:30 pm -
1 stop28h 30m
Sun 3/283:10 pm -
2 stops27h 09m
Deal found 10/16![Delta logo]()
$1,122
This Air Canada deal was found by Cheapflights users on 10/19. 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.
Tue 12/88:00 am -
2 stops39h 50m
Fri 12/1110:00 am -
2 stops44h 59m
Deal found 10/19![Air Canada logo]()
$1,183
This United Airlines deal was found by Cheapflights users on 10/16. 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.
Fri 3/198:52 pm -
2 stops27h 58m
Sun 3/2812:00 pm -
2 stops19h 05m
Deal found 10/16![United Airlines logo]()
$1,009
This United Airlines deal was found by Cheapflights users on 10/18. 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.
Tue 12/811:49 am -
1 stop13h 06m
Fri 12/1110:10 am -
1 stop20h 49m
Deal found 10/18![United Airlines logo]()
$1,333
Last-minute flights from Boise to BelgiumDiscover last-minute flight deals from Boise to Belgium. Data last updated October 21, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to Belgium. Data last updated October 21, 2026 and is based on user searches.
This Gotogate deal was found by Cheapflights users on 10/18. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:22 pm -
2 stops56h 33m
Sat 11/75:35 pm -
2 stops32h 55m
Deal found 10/18![Multiple Airlines logo]()
$5,316
This business-class.com deal was found by Cheapflights users on 10/18. 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 business-class.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:08 am -
1 stop17h 47m
Sat 11/710:10 am -
1 stop20h 41m
Deal found 10/18![Lufthansa logo]()
$7,303
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Sun 11/15:44 pm -
2 stops35h 31m
Sun 11/1510:00 am -
2 stops44h 51m
Deal found 10/21![United Airlines logo]()
$887
This Air Canada deal was found by Cheapflights users on 10/21. 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.
Sun 11/16:30 am -
3 stops22h 45m
Sun 11/1510:00 am -
2 stops20h 51m
Deal found 10/21![Multiple Airlines logo]()
$2,980
One-way flights from Boise to BelgiumSearch for one-way flight options from Boise to Belgium. Find affordable one-way fares based on user searches. Data last updated October 21, 2026.
Search for one-way flight options from Boise to Belgium. Find affordable one-way fares based on user searches. Data last updated October 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/412:56 pm -
3 stops36h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$475
This TravelUp deal was found by Cheapflights users on 10/21. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/48:00 am -
1 stop16h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Lufthansa logo]()
$636
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 October 21, 2026.
Round-trip from | $887 (United Airlines) |
|---|---|
Popular in | December |
Cheapest in | March |
Average price | $988 |
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 October 21, 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
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Fri 12/4
12:56 pm-9:55 am
3 stops36h 59m
Brussels Bruxelles-National
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$475
Quickest round-trip
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Fri 12/4
8:00 am-8:55 am
1 stop16h 55m
Brussels Bruxelles-National
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$636
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Sun 11/1
5:44 pm-1:15 pm
2 stops35h 31m
Brussels Bruxelles-National
Sun 11/15
10:10 am-10:51 pm
1 stop20h 41m
$907
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Fri 3/19
8:52 pm-7:50 am
2 stops27h 58m
Brussels Bruxelles-National
Sun 3/28
12:00 pm-11:05 pm
2 stops19h 05m
$1,009
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Fri 3/19
11:30 pm-11:00 am
1 stop28h 30m
Brussels Bruxelles-National
Sun 3/28
3:10 pm-10:19 am
2 stops27h 09m
$1,122
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Tue 12/8
8:00 am-7:50 am
2 stops39h 50m
Brussels Bruxelles-National
Fri 12/11
10:00 am-10:59 pm
2 stops44h 59m
$1,183
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Tue 12/8
11:49 am-8:55 am
1 stop13h 06m
Brussels Bruxelles-National
Fri 12/11
10:10 am-10:59 pm
1 stop20h 49m
$1,333
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 October 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.
Entertainment
7.1
Comfort
7.3
Boarding
7.7
Food
6.7
Overall
7.3
Crew
8.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Entertainment
7.1
Comfort
7.3
Boarding
7.7
Food
6.7
Overall
7.3
Crew
8.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
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
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Belgium by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Boise to Belgium by cabin class
Find flights from Boise to Belgium, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Boise and Belgium flights
Browse other Boise and Belgium flight options. Last updated on October 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 October 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$638 | Average$1,239 | FlexibilityNo cancel fee | On-time69% |