$374+ 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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BRU
Oct 25 — Nov 11
Round-trip
1 adult, Economy
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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 September 25, 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 September 25, 2026.
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Wed 10/2112:26 pm -
1 stop12h 34m
Mon 10/2610:00 am -
2 stops30h 52m
Deal found 9/21![United Airlines logo]()
$762
This Justfly.com deal was found by Cheapflights users on 9/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:00 am -
2 stops18h 10m
Mon 10/2610:00 am -
2 stops30h 52m
Deal found 9/21![Air Canada logo]()
$766
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Wed 10/2112:26 pm -
1 stop12h 34m
Sun 10/259:35 am -
2 stops31h 17m
Deal found 9/21![United Airlines logo]()
$767
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Thu 10/222:44 pm -
2 stops14h 31m
Mon 10/268:25 am -
2 stops21h 26m
Deal found 9/21![United Airlines logo]()
$823
This United Airlines deal was found by Cheapflights users on 9/22. 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 10/226:32 am -
2 stops22h 43m
Sun 10/259:35 am -
2 stops31h 17m
Deal found 9/22![United Airlines logo]()
$824
This United Airlines deal was found by Cheapflights users on 9/22. 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 10/2312:26 pm -
1 stop12h 34m
Sun 10/259:35 am -
2 stops31h 17m
Deal found 9/22![United Airlines logo]()
$828
This Justfly.com deal was found by Cheapflights users on 9/22. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:50 pm -
2 stops28h 20m
Sun 10/2510:00 am -
2 stops56h 31m
Deal found 9/22![Air Canada logo]()
$831
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 September 25, 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 September 25, 2026.
This United Airlines deal was found by Cheapflights users on 9/23. 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.
Sat 2/206:55 pm -
2 stops28h 20m
Sun 2/2810:10 am -
1 stop21h 06m
Deal found 9/23![United Airlines logo]()
$652
This United Airlines deal was found by Cheapflights users on 9/20. 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.
Fri 2/1912:29 pm -
1 stop12h 26m
Sun 2/2810:10 am -
1 stop21h 06m
Deal found 9/20![United Airlines logo]()
$698
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Wed 10/215:00 am -
2 stops18h 10m
Sun 10/251:45 pm -
2 stops40h 06m
Deal found 9/21![United Airlines logo]()
$781
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Thu 10/222:44 pm -
2 stops14h 31m
Mon 10/268:25 am -
2 stops21h 26m
Deal found 9/21![United Airlines logo]()
$823
This United Airlines deal was found by Cheapflights users on 9/22. 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 10/2312:26 pm -
1 stop12h 34m
Sun 10/259:35 am -
2 stops31h 17m
Deal found 9/22![United Airlines logo]()
$828
This United Airlines deal was found by Cheapflights users on 9/22. 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 10/2212:26 pm -
1 stop12h 34m
Sun 10/2512:45 pm -
2 stops41h 06m
Deal found 9/22![United Airlines logo]()
$838
Last-minute flights from Boise to BelgiumDiscover last-minute flight deals from Boise to Belgium. Data last updated September 25, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to Belgium. Data last updated September 25, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Wed 10/2112:26 pm -
1 stop12h 34m
Mon 10/2610:00 am -
2 stops30h 52m
Deal found 9/21![United Airlines logo]()
$762
This Justfly.com deal was found by Cheapflights users on 9/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:00 am -
2 stops18h 10m
Mon 10/2610:00 am -
2 stops30h 52m
Deal found 9/21![Air Canada logo]()
$766
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Wed 10/2112:26 pm -
1 stop12h 34m
Sun 10/259:35 am -
2 stops31h 17m
Deal found 9/21![United Airlines logo]()
$767
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Thu 10/222:44 pm -
2 stops14h 31m
Mon 10/268:25 am -
2 stops21h 26m
Deal found 9/21![United Airlines logo]()
$823
This United Airlines deal was found by Cheapflights users on 9/22. 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 10/226:32 am -
2 stops22h 43m
Sun 10/259:35 am -
2 stops31h 17m
Deal found 9/22![United Airlines logo]()
$824
This Justfly.com deal was found by Cheapflights users on 9/22. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:50 pm -
2 stops28h 20m
Sun 10/2510:00 am -
2 stops56h 31m
Deal found 9/22![Air Canada logo]()
$831
This United Airlines deal was found by Cheapflights users on 9/22. 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 10/2312:26 pm -
1 stop12h 34m
Sun 10/259:35 am -
2 stops31h 17m
Deal found 9/22![United Airlines logo]()
$828
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 September 25, 2026.
Search for one-way flight options from Boise to Belgium. Find affordable one-way fares based on user searches. Data last updated September 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/22. 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.
Thu 10/226:43 am -
3 stops22h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Multiple Airlines logo]()
$374
This TravelUp deal was found by Cheapflights users on 9/21. 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.
Wed 10/212:44 pm -
2 stops14h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$458
This TravelUp deal was found by Cheapflights users on 9/21. 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.
Wed 10/2112:26 pm -
1 stop12h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Lufthansa logo]()
$461
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Wed 10/216:25 am -
3 stops18h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![United Airlines logo]()
$464
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Thu 10/226:25 am -
2 stops22h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![United Airlines logo]()
$520
This TravelUp deal was found by Cheapflights users on 9/22. 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.
Thu 10/228:08 am -
1 stop16h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Lufthansa logo]()
$521
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 September 25, 2026.
Round-trip from | $652 (United Airlines) |
|---|---|
One-way from | $374 (Kiwi.com) |
Popular in | January |
Cheapest in | March |
Average price | $875 |
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 September 25, 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
Thu 10/22
6:43 am-12:55 pm
3 stops22h 12m
Brussels Bruxelles-National
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$374
Quickest round-trip
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Wed 10/21
2:44 pm-1:15 pm
2 stops14h 31m
Brussels Bruxelles-National
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$458
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Wed 10/21
6:25 am-9:00 am
3 stops18h 35m
Brussels Bruxelles-National
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$464
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Thu 10/22
6:25 am-1:15 pm
2 stops22h 50m
Brussels Bruxelles-National
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$520
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Thu 10/22
8:08 am-9:00 am
1 stop16h 52m
Brussels Bruxelles-National
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$521
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Sat 2/20
6:55 pm-7:15 am
2 stops28h 20m
Brussels Bruxelles-National
Sun 2/28
10:10 am-11:16 pm
1 stop21h 06m
$652
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Fri 2/19
12:29 pm-8:55 am
1 stop12h 26m
Brussels Bruxelles-National
Sun 2/28
10:10 am-11:16 pm
1 stop21h 06m
$698
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Wed 10/21
5:00 am-7:10 am
2 stops18h 10m
Brussels Bruxelles-National
Sun 10/25
1:45 pm-10:51 pm
2 stops40h 06m
$781
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Thu 10/22
2:44 pm-1:15 pm
2 stops14h 31m
Brussels Bruxelles-National
Mon 10/26
8:25 am-10:51 pm
2 stops21h 26m
$823
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Fri 10/23
12:26 pm-9:00 am
1 stop12h 34m
Brussels Bruxelles-National
Sun 10/25
9:35 am-9:52 am
2 stops31h 17m
$828
Showing 1-10 of 11 resultsSorted 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 September 25, 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.
Overall
7.4
Boarding
7.7
Crew
8.1
Comfort
7.3
Food
6.7
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Overall
7.4
Boarding
7.7
Crew
8.1
Comfort
7.3
Food
6.7
Entertainment
7.1
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.
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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 September 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 September 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$657 | Average$875 | FlexibilityNo cancel fee | On-time69% |