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Cheap flights from Idaho to Belgium from $458

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Belgium departing on 12/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Idaho to Belgium

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:49 pm - 1:15 pmBOI-BRU
14h 26m2 stops
United Airlines Logo
10:00 am - 9:59 amBRU-BOI
31h 59m2 stops
$503United Airlines
Find Deal
Sat, Dec 6 - Sat, Dec 13
United Airlines Logo
10:40 am - 1:15 pmBOI-BRU
18h 35m2 stops
United Airlines Logo
10:10 am - 10:45 pmBRU-BOI
20h 35m1 stop
$603United Airlines
Find Deal
Sat, Dec 6 - Sat, Dec 13
Multiple Airlines Logo
12:55 pm - 5:30 pmBOI-BRU
20h 35m2 stops
Multiple Airlines Logo
10:30 am - 8:10 pmBRU-BOI
17h 40m2 stops
$787Multiple Airlines
Find Deal
Thu, Apr 9 - Thu, Apr 16
Icelandair Logo
4:30 pm - 12:50 pmBOI-BRU
36h 20m2 stops
Icelandair Logo
1:50 pm - 10:21 pmBRU-BOI
16h 31m2 stops
$809Icelandair
Find Deal
Tue, Apr 7 - Fri, Apr 17
Icelandair Logo
4:30 pm - 12:50 pmBOI-BRU
36h 20m2 stops
Icelandair Logo
1:50 pm - 10:21 pmBRU-BOI
16h 31m2 stops
$813Icelandair
Find Deal
Fri, Apr 10 - Thu, Apr 16
Air Canada Logo
5:00 am - 8:05 amBOI-BRU
19h 05m2 stops
Air Canada Logo
10:00 am - 10:47 pmBRU-BOI
44h 47m2 stops
$1,163Air Canada
Find Deal
Tue, Apr 7 - Tue, Apr 14
Delta Logo
2:00 pm - 2:15 pmBOI-BRU
17h 15m2 stops
Delta Logo
3:05 pm - 4:53 pmBRU-BOI
33h 48m2 stops
$1,240Delta
Find Deal
Thu, Mar 26 - Mon, Mar 30
Delta Logo
1:43 pm - 8:00 amBOI-BRU
35h 17m1 stop
Delta Logo
3:05 pm - 4:53 pmBRU-BOI
33h 48m2 stops
$1,245Delta
Find Deal
Thu, Mar 26 - Mon, Mar 30
Multiple Airlines Logo
1:43 pm - 8:40 amBOI-BRU
34h 57m1 stop
Multiple Airlines Logo
10:25 am - 8:18 pmBRU-BOI
17h 53m2 stops
$1,275Multiple Airlines
Find Deal
Thu, Apr 9 - Fri, Apr 17
Air Canada Logo
6:20 am - 7:50 amBOI-BRU
17h 30m2 stops
Air Canada Logo
9:40 am - 2:56 pmBRU-BOI
37h 16m2 stops
$1,326Air Canada
Find Deal
Wed, Apr 8 - Tue, Apr 14

United Airlines flights from Idaho to Belgium

Our best United Airlines deals on Idaho to Belgium flight tickets
United Airlines
Dec 6
BOI2:49 pmBoise Air Term. Gowen Fld
14h 26m
2 stops
BRU1:15 pmBrussels Bruxelles-National
Dec 13
BRU10:00 amBrussels Bruxelles-National
31h 59m
2 stops
BOI9:59 amBoise Air Term. Gowen Fld
$503
Find similar
United Airlines
Dec 6
BOI10:40 amBoise Air Term. Gowen Fld
18h 35m
2 stops
BRU1:15 pmBrussels Bruxelles-National
Dec 13
BRU10:10 amBrussels Bruxelles-National
20h 35m
1 stop
BOI10:45 pmBoise Air Term. Gowen Fld
$603
Find similar
United Airlines
Dec 6
BOI12:16 pmBoise Air Term. Gowen Fld
12h 39m
1 stop
BRU8:55 amBrussels Bruxelles-National
Dec 13
BRU10:10 amBrussels Bruxelles-National
20h 35m
1 stop
BOI10:45 pmBoise Air Term. Gowen Fld
$967
Find similar

Icelandair flights from Idaho to Belgium

Our best Icelandair deals on Idaho to Belgium flight tickets
Icelandair
Apr 7
BOI4:30 pmBoise Air Term. Gowen Fld
36h 20m
2 stops
BRU12:50 pmBrussels Bruxelles-National
Apr 17
BRU1:50 pmBrussels Bruxelles-National
16h 31m
2 stops
BOI10:21 pmBoise Air Term. Gowen Fld
$809
Find similar
Icelandair
Apr 10
BOI4:30 pmBoise Air Term. Gowen Fld
36h 20m
2 stops
BRU12:50 pmBrussels Bruxelles-National
Apr 16
BRU1:50 pmBrussels Bruxelles-National
16h 31m
2 stops
BOI10:21 pmBoise Air Term. Gowen Fld
$813
Find similar
Icelandair
Apr 7
BOI4:30 pmBoise Air Term. Gowen Fld
36h 20m
2 stops
BRU12:50 pmBrussels Bruxelles-National
Apr 18
BRU1:50 pmBrussels Bruxelles-National
16h 31m
2 stops
BOI10:21 pmBoise Air Term. Gowen Fld
$859
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Idaho 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, momondo users made 832,500 searches. Data last updated November 10, 2025.
Use the filters below to find and compare flights from Idaho to Belgium that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Sat 12/6

2:49 pm-1:15 pm

2 stops14h 26m

Brussels Bruxelles-National

Sat 12/13

10:00 am-9:59 am

2 stops31h 59m

$503

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Sat 12/6

10:40 am-1:15 pm

2 stops18h 35m

Brussels Bruxelles-National

Sat 12/13

10:10 am-10:45 pm

1 stop20h 35m

$603

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Thu 4/9

12:55 pm-5:30 pm

2 stops20h 35m

Brussels Bruxelles-National

Thu 4/16

10:30 am-8:10 pm

2 stops17h 40m

$787

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Tue 4/7

4:30 pm-12:50 pm

2 stops36h 20m

Brussels Bruxelles-National

Fri 4/17

1:50 pm-10:21 pm

2 stops16h 31m

$809

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Fri 4/10

4:30 pm-12:50 pm

2 stops36h 20m

Brussels Bruxelles-National

Thu 4/16

1:50 pm-10:21 pm

2 stops16h 31m

$813

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Tue 4/7

5:00 am-8:05 am

2 stops19h 05m

Brussels Bruxelles-National

Tue 4/14

10:00 am-10:47 pm

2 stops44h 47m

$1,163

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Thu 3/26

2:00 pm-2:15 pm

2 stops17h 15m

Brussels Bruxelles-National

Mon 3/30

3:05 pm-4:53 pm

2 stops33h 48m

$1,240

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Thu 3/26

1:43 pm-8:00 am

1 stop35h 17m

Brussels Bruxelles-National

Mon 3/30

3:05 pm-4:53 pm

2 stops33h 48m

$1,245

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Thu 4/9

1:43 pm-8:40 am

1 stop34h 57m

Brussels Bruxelles-National

Fri 4/17

10:25 am-8:18 pm

2 stops17h 53m

$1,275

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Wed 4/8

6:20 am-7:50 am

2 stops17h 30m

Brussels Bruxelles-National

Tue 4/14

9:40 am-2:56 pm

2 stops37h 16m

$1,326

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Belgium from

How to get the cheapest flight ticket from Idaho to Belgium

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Belgium?

Our data shows that Tuesday is the least expensive day to fly to Belgium. Tickets to fly out on this day can be as low as $859. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around $2,383. These prices are subject to change though, so be sure to set up a Price Alert for flights to Belgium.

What is the cheapest time of day to depart on your flight to Belgium?

Our most recent data shows that the best time of day to fly to Belgium is in the afternoon. Flights from Idaho to Belgium during this time can be as low as $1,025. Flights to Belgium are more costly in the morning, with an average ticket price of $1,451. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Idaho to Belgium flights?

You could potentially save up to 64% on your flight if you consider stops on a Idaho to Belgium flight.

Cheap Idaho to Belgium flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to Belgium

Direct flights

None
There are no direct flights from Idaho to Belgium. There are no popular flight routes from Idaho to Belgium.
Search flight deals

  • When did momondo last update prices for flights from Idaho to Belgium?

    Prices for flights from Idaho to Belgium were last updated today.

  • How many operators does momondo search for flights from Idaho to Belgium?

  • How old do you have to be to fly from Idaho to Belgium?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Idaho to Belgium.

  • What documentation or ID do you need to fly to Belgium?

    The travel and health documents you'll need for your trip to Belgium may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Belgium. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Idaho to Belgium

Compare and see reviews for airlines that fly from Idaho to Belgium with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $637Free CancellationRating
7.4
9,012 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Idaho to Belgium?

It is quick and easy to find Idaho to Belgium flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Belgium that suits you.

Can I find flights from Idaho to Belgium with flexible booking policies on momondo?

Yes. All flights to Belgium from Idaho on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Idaho to Belgium?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Belgium from Idaho.

I’m not ready to book a flight from Idaho to Belgium right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Belgium, momondo offers a useful price alert feature which will track prices for flights to Belgium from Idaho and alert you when they change.

An easier way to manage your Belgium trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
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Wed 12/10
Wed 12/17
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