$738+ 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 12/16. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BRU
Dec 5 — Dec 121
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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 November 5, 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 November 5, 2026.
This United Airlines deal was found by Cheapflights users on 11/4. 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 12/28:15 am -
2 stops21h 00m
Wed 12/910:10 am -
1 stop20h 49m
Deal found 11/4![United Airlines logo]()
$807
This United Airlines deal was found by Cheapflights users on 11/1. 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 12/98:15 am -
2 stops40h 35m
Mon 12/141:45 pm -
2 stops39h 45m
Deal found 11/1![United Airlines logo]()
$824
This FlightHub deal was found by Cheapflights users on 11/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:31 pm -
2 stops19h 44m
Mon 11/97:40 pm -
2 stops33h 52m
Deal found 11/4![Lufthansa logo]()
$923
This United Airlines deal was found by Cheapflights users on 10/31. 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.
Thu 11/58:28 am -
2 stops20h 47m
Mon 11/91:45 pm -
2 stops41h 48m
Deal found 10/31![United Airlines logo]()
$924
This KAYAK deal was found by Cheapflights users on 11/1. 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.
Wed 12/92:48 pm -
2 stops14h 47m
Mon 12/1410:10 am -
1 stop33h 57m
Deal found 11/1![Lufthansa logo]()
$930
This Air Canada deal was found by Cheapflights users on 10/31. 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.
Thu 11/56:30 am -
3 stops22h 45m
Mon 11/910:00 am -
2 stops31h 52m
Deal found 10/31![Multiple Airlines logo]()
$968
This Air Canada deal was found by Cheapflights users on 11/4. 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 12/26:10 am -
2 stops17h 40m
Wed 12/97:00 am -
3 stops23h 59m
Deal found 11/4![Multiple Airlines logo]()
$1,017
This Air Canada deal was found by Cheapflights users on 11/1. 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 12/98:00 am -
3 stops21h 15m
Mon 12/147:00 am -
3 stops23h 59m
Deal found 11/1![Air Canada logo]()
$1,114
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 November 5, 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 November 5, 2026.
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Mon 4/194:05 pm -
2 stops19h 55m
Wed 4/219:30 am -
2 stops32h 13m
Deal found 11/4![United Airlines logo]()
$750
This KAYAK deal was found by Cheapflights users on 11/1. 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.
Wed 12/92:48 pm -
2 stops14h 47m
Mon 12/1410:10 am -
1 stop33h 57m
Deal found 11/1![Lufthansa logo]()
$930
This Air Canada deal was found by Cheapflights users on 11/1. 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 12/96:15 am -
2 stops17h 35m
Mon 12/147:00 am -
3 stops23h 59m
Deal found 11/1![Multiple Airlines logo]()
$968
This Air Canada deal was found by Cheapflights users on 11/1. 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 12/98:00 am -
3 stops21h 15m
Mon 12/147:00 am -
3 stops23h 59m
Deal found 11/1![Air Canada logo]()
$1,114
This United Airlines deal was found by Cheapflights users on 11/4. 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 12/28:15 am -
2 stops21h 00m
Wed 12/910:10 am -
1 stop20h 49m
Deal found 11/4![United Airlines logo]()
$807
This United Airlines deal was found by Cheapflights users on 11/1. 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 12/98:15 am -
2 stops40h 35m
Mon 12/141:45 pm -
2 stops39h 45m
Deal found 11/1![United Airlines logo]()
$824
This United Airlines deal was found by Cheapflights users on 11/4. 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 2/198:20 am -
2 stops20h 55m
Sun 2/2110:10 am -
1 stop21h 06m
Deal found 11/4![United Airlines logo]()
$847
This Air Canada deal was found by Cheapflights users on 11/2. 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 12/86:15 am -
2 stops17h 35m
Fri 12/1110:00 am -
2 stops44h 59m
Deal found 11/2![Air Canada logo]()
$1,193
Last-minute flights from Boise to BelgiumDiscover last-minute flight deals from Boise to Belgium. Data last updated November 5, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to Belgium. Data last updated November 5, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 11/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:31 pm -
2 stops19h 44m
Mon 11/97:40 pm -
2 stops33h 52m
Deal found 11/4![Lufthansa logo]()
$923
This United Airlines deal was found by Cheapflights users on 10/31. 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.
Thu 11/58:28 am -
2 stops20h 47m
Mon 11/91:45 pm -
2 stops41h 48m
Deal found 10/31![United Airlines logo]()
$924
This Air Canada deal was found by Cheapflights users on 10/31. 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.
Thu 11/56:30 am -
3 stops22h 45m
Mon 11/910:00 am -
2 stops31h 52m
Deal found 10/31![Multiple Airlines logo]()
$968
This United Airlines deal was found by Cheapflights users on 11/4. 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 12/28:15 am -
2 stops21h 00m
Wed 12/910:10 am -
1 stop20h 49m
Deal found 11/4![United Airlines logo]()
$807
This Air Canada deal was found by Cheapflights users on 11/4. 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 12/26:10 am -
2 stops17h 40m
Wed 12/97:00 am -
3 stops23h 59m
Deal found 11/4![Multiple Airlines logo]()
$1,017
This United Airlines deal was found by Cheapflights users on 11/1. 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 12/98:15 am -
2 stops40h 35m
Mon 12/141:45 pm -
2 stops39h 45m
Deal found 11/1![United Airlines logo]()
$824
This KAYAK deal was found by Cheapflights users on 11/1. 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.
Wed 12/92:48 pm -
2 stops14h 47m
Mon 12/1410:10 am -
1 stop33h 57m
Deal found 11/1![Lufthansa logo]()
$930
This Air Canada deal was found by Cheapflights users on 11/1. 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 12/98:00 am -
3 stops21h 15m
Mon 12/147:00 am -
3 stops23h 59m
Deal found 11/1![Air Canada logo]()
$1,114
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 November 5, 2026.
Search for one-way flight options from Boise to Belgium. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 11/4. 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.
Wed 12/1612:56 pm -
3 stops48h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Multiple Airlines logo]()
$738
This TravelUp deal was found by Cheapflights users on 11/4. 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 12/168:00 am -
1 stop16h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Lufthansa logo]()
$972
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 November 5, 2026.
Round-trip from | $750 (United Airlines) |
|---|---|
One-way from | $738 (Kiwi.com) |
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 November 5, 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
Mon 4/19
4:05 pm-8:00 pm
2 stops19h 55m
Brussels Bruxelles-National
Wed 4/21
9:30 am-9:43 am
2 stops32h 13m
$750
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Wed 12/2
8:15 am-1:15 pm
2 stops21h 00m
Brussels Bruxelles-National
Wed 12/9
10:10 am-10:59 pm
1 stop20h 49m
$807
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Wed 12/9
8:15 am-8:50 am
2 stops40h 35m
Brussels Bruxelles-National
Mon 12/14
1:45 pm-9:30 pm
2 stops39h 45m
$824
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Fri 2/19
8:20 am-1:15 pm
2 stops20h 55m
Brussels Bruxelles-National
Sun 2/21
10:10 am-11:16 pm
1 stop21h 06m
$847
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Wed 12/16
7:32 am-10:20 pm
2 stops30h 48m
Brussels Bruxelles-National
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$859
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Wed 12/9
2:48 pm-1:35 pm
2 stops14h 47m
Brussels Bruxelles-National
Mon 12/14
10:10 am-12:07 pm
1 stop33h 57m
$930
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Wed 12/9
6:15 am-7:50 am
2 stops17h 35m
Brussels Bruxelles-National
Mon 12/14
7:00 am-10:59 pm
3 stops23h 59m
$968
Quickest round-trip
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Wed 12/16
8:00 am-8:55 am
1 stop16h 55m
Brussels Bruxelles-National
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$972
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Wed 12/9
8:00 am-1:15 pm
3 stops21h 15m
Brussels Bruxelles-National
Mon 12/14
7:00 am-10:59 pm
3 stops23h 59m
$1,114
BoiseBrussels
BOI Boise Air Term. Gowen Fld - BRU Brussels Bruxelles-National
BOIBRU
Boise Air Term. Gowen Fld
Tue 12/8
6:15 am-7:50 am
2 stops17h 35m
Brussels Bruxelles-National
Fri 12/11
10:00 am-10:59 pm
2 stops44h 59m
$1,193
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 November 5, 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.
Crew
8.1
Food
6.7
Comfort
7.3
Entertainment
7.1
Boarding
7.7
Overall
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Crew
8.1
Food
6.7
Comfort
7.3
Entertainment
7.1
Boarding
7.7
Overall
7.3
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.
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.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
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 November 5, 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 November 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$638 | Average$922 | FlexibilityNo cancel fee | On-time69% |