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$344+ Cheap flights from Idaho to Brussels

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BRU
Jul 1 — Jul 81
Tue 7/1
Tue 7/8
1 adult, Economy
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Cheap flight deals from Idaho to Brussels

Keep the following information in mind while searching for Idaho to Brussels flight deals. Data was last updated June 26, 2025.

Round-trip from

$679
(Booking.com)

One-way from

$344
(Kiwi.com)

Popular in

July

Cheapest in

April

Average price

$1,188
From Idaho to Brussels
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One-way flight from Idaho to Brussels
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($126 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($76 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Idaho to Brussels

Cheapest flights from Idaho to Brussels
Explore the most affordable flight options available from Idaho to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2025.

This Booking.com deal was found by Cheapflights users on 6/26. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/42:40 pmBOI - BRU
2 stops33h 10mMultiple Airlines
Mon 12/87:10 pmBRU - BOI
2 stops32h 40mMultiple Airlines
Deal found 6/26$679
This United Airlines deal was found by Cheapflights users on 6/24. 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 12/412:15 pmBOI - BRU
1 stop12h 40mUnited Airlines
Mon 12/84:55 pmBRU - BOI
2 stops34h 55mUnited Airlines
Deal found 6/24$681
This Gurufare deal was found by Cheapflights users on 6/25. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/612:39 pmBOI - BRU
1 stop12h 21mLufthansa
Sun 7/1310:15 amBRU - BOI
1 stop20h 37mLufthansa
Deal found 6/25$1,413
This American Airlines deal was found by Cheapflights users on 6/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/41:20 pmBOI - BRU
2 stops19h 50mAmerican Airlines
Mon 12/810:15 amBRU - BOI
3 stops21h 22mAmerican Airlines
Deal found 6/26$1,900
This Scandinavian Airlines deal was found by Cheapflights users on 6/25. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/610:34 amBOI - BRU
3 stops25h 16mScandinavian Airlines
Sun 7/139:35 pmBRU - BOI
3 stops29h 24mScandinavian Airlines
Deal found 6/25$2,613

Cheapflights Fare Finder

Customize your flight search to find flights from Idaho to Brussels 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 June 26, 2025.
Use the filters below to find and compare flights from Idaho to Brussels that are best for you.

Fly from

Idaho

Fly to

Brussels

Route

Depart

Return

Price

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Thu 12/4

2:40 pm-7:50 am

2 stops33h 10m

Brussels Bruxelles-National

Mon 12/8

7:10 pm-7:50 pm

2 stops32h 40m

$679

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Thu 12/4

12:15 pm-8:55 am

1 stop12h 40m

Brussels Bruxelles-National

Mon 12/8

4:55 pm-7:50 pm

2 stops34h 55m

$681

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Sun 7/6

12:39 pm-9:00 am

1 stop12h 21m

Brussels Bruxelles-National

Sun 7/13

10:15 am-10:52 pm

1 stop20h 37m

$1,413

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Thu 12/4

1:20 pm-5:10 pm

2 stops19h 50m

Brussels Bruxelles-National

Mon 12/8

10:15 am-11:37 pm

3 stops21h 22m

$1,900

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Sun 7/6

10:34 am-7:50 pm

3 stops25h 16m

Brussels Bruxelles-National

Sun 7/13

9:35 pm-6:59 pm

3 stops29h 24m

$2,613

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Sun 8/3

7:12 am-12:50 pm

3 stops21h 38m

$344

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Sun 8/3

5:15 am-8:30 am

2 stops19h 15m

$468

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Sun 8/3

8:30 am-8:50 am

1 stop16h 20m

$567

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Sun 8/3

8:30 am-1:15 pm

3 stops20h 45m

$958

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Sun 8/3

10:47 am-7:50 pm

3 stops25h 03m

$3,084

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/25

Best time to book a flight from Idaho to Brussels

Have a flexible travel schedule? Discover the best time to fly to Brussels from Idaho 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 Idaho to Brussels
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Brussels

Get insights into the airlines that provide service to Brussels. 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 Brussels. Reviews last updated June 26, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and Scandinavian Airlines from Idaho to Brussels. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,964 reviews
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,838 reviews
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Scandinavian Airlines
7.3
Good
1,412 reviews
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,633 reviews
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Idaho to Brussels. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Idaho to Brussels one-way?

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $468. However, be on the lookout for offers from Lufthansa and Air Canada, as they are both options that can get you from Idaho to Brussels for a low price.

  • Can I find deals for flights from Idaho to Brussels that include hotel bookings?

    Yes. In addition to deals on Idaho to Brussels flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho to Brussels?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho to Brussels.

  • Can I find deals for business class flights from Idaho to Brussels?

    Yes. Cheapflights offers flight deals from Idaho to Brussels by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Idaho to Brussels?

    Currently, November is the cheapest month in which you can book a flight from Idaho to Brussels (average of $614). Flying from Idaho to Brussels in June is currently the most expensive (average of $1,083). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Idaho to Brussels

See prices for flight routes from nearby airports that may be better suited for you.
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Dallas/Fort Worth to Charleroi Brussels flights
Sacramento to Bruxelles-National flights
Milwaukee to Bruxelles-National flights
San Diego to Bruxelles-National flights

Top airline flying from Idaho to Brussels

Discover the top airline that operate flights from Idaho to Brussels. 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 June 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$903Average$1,784FlexibilityNo cancel feeOn-time69%

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