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Cheap flights from Idaho to Belgium from $510

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 6/1. 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
6:30 am - 1:15 pm
BOI
-
BRU
22h 45m
2 stops
United Airlines Logo
9:25 am - 4:48 pm
BRU
-
BOI
39h 23m
2 stops
$826United Airlines
Tue, Sep 1 - Tue, Sep 8
United Airlines Logo
8:34 am - 4:15 pm
BOI
-
BRU
23h 41m
2 stops
United Airlines Logo
10:15 am - 10:50 pm
BRU
-
BOI
20h 35m
1 stop
$946United Airlines
Fri, May 1 - Fri, May 15
United Airlines Logo
12:08 pm - 4:15 pm
BOI
-
BRU
20h 07m
2 stops
United Airlines Logo
10:15 am - 9:17 pm
BRU
-
BOI
19h 02m
2 stops
$950United Airlines
Fri, May 1 - Fri, May 15
United Airlines Logo
12:08 pm - 9:00 am
BOI
-
BRU
12h 52m
1 stop
United Airlines Logo
10:15 am - 10:50 pm
BRU
-
BOI
20h 35m
1 stop
$1,043United Airlines
Fri, May 1 - Fri, May 15
United Airlines Logo
12:23 pm - 9:00 am
BOI
-
BRU
12h 37m
1 stop
United Airlines Logo
10:15 am - 9:25 pm
BRU
-
BOI
19h 10m
2 stops
$1,047United Airlines
Tue, Sep 1 - Tue, Sep 8
United Airlines Logo
4:20 pm - 8:55 am
BOI
-
BRU
32h 35m
2 stops
United Airlines Logo
10:15 am - 10:51 pm
BRU
-
BOI
20h 36m
1 stop
$1,091United Airlines
Fri, May 15 - Fri, May 29
United Airlines Logo
4:20 pm - 8:55 am
BOI
-
BRU
32h 35m
2 stops
United Airlines Logo
10:15 am - 9:40 pm
BRU
-
BOI
19h 25m
2 stops
$1,096United Airlines
Fri, May 15 - Fri, May 29
Delta Logo
11:42 pm - 7:40 am
BOI
-
BRU
23h 58m
1 stop
Delta Logo
9:45 am - 10:32 pm
BRU
-
BOI
20h 47m
1 stop
$1,128Delta
Mon, Jul 20 - Thu, Jul 30
Delta Logo
11:42 pm - 7:40 am
BOI
-
BRU
23h 58m
1 stop
Delta Logo
9:45 am - 11:46 pm
BRU
-
BOI
22h 01m
2 stops
$1,133Delta
Mon, Jul 20 - Thu, Jul 30
KLM Logo
10:29 am - 7:35 am
BOI
-
BRU
13h 06m
2 stops
KLM Logo
9:45 am - 10:32 pm
BRU
-
BOI
20h 47m
1 stop
$1,137KLM
Wed, Jul 22 - Thu, Jul 30

United Airlines flights from Idaho to Belgium

Our best United Airlines deals on Idaho to Belgium flight tickets
United Airlines
Sep 1
BOI6:30 amBoise Air Term. Gowen Fld
22h 45m
2 stops
BRU1:15 pmBrussels Bruxelles-National
Sep 8
BRU9:25 amBrussels Bruxelles-National
39h 23m
2 stops
BOI4:48 pmBoise Air Term. Gowen Fld
$826
United Airlines
May 1
BOI8:34 amBoise Air Term. Gowen Fld
23h 41m
2 stops
BRU4:15 pmBrussels Bruxelles-National
May 15
BRU10:15 amBrussels Bruxelles-National
20h 35m
1 stop
BOI10:50 pmBoise Air Term. Gowen Fld
$946
United Airlines
May 1
BOI12:08 pmBoise Air Term. Gowen Fld
20h 07m
2 stops
BRU4:15 pmBrussels Bruxelles-National
May 15
BRU10:15 amBrussels Bruxelles-National
19h 02m
2 stops
BOI9:17 pmBoise Air Term. Gowen Fld
$950

Delta flights from Idaho to Belgium

Our best Delta deals on Idaho to Belgium flight tickets
Delta
Jul 20
BOI11:42 pmBoise Air Term. Gowen Fld
23h 58m
1 stop
BRU7:40 amBrussels Bruxelles-National
Jul 30
BRU9:45 amBrussels Bruxelles-National
20h 47m
1 stop
BOI10:32 pmBoise Air Term. Gowen Fld
$1,128
Delta
Jul 20
BOI6:00 amBoise Air Term. Gowen Fld
17h 40m
2 stops
BRU7:40 amBrussels Bruxelles-National
Jul 30
BRU9:45 amBrussels Bruxelles-National
22h 01m
2 stops
BOI11:46 pmBoise Air Term. Gowen Fld
$1,133
Delta
Jul 22
BOI5:20 amBoise Air Term. Gowen Fld
20h 20m
2 stops
BRU9:40 amBrussels Bruxelles-National
Jul 30
BRU9:45 amBrussels Bruxelles-National
20h 45m
2 stops
BOI10:30 pmBoise Air Term. Gowen Fld
$1,141

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 April 10, 2026.
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

Cheapest round-trip

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Tue 9/1

6:30 am-1:15 pm

2 stops22h 45m

Brussels Bruxelles-National

Tue 9/8

9:25 am-4:48 pm

2 stops39h 23m

$826

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Fri 5/1

8:34 am-4:15 pm

2 stops23h 41m

Brussels Bruxelles-National

Fri 5/15

10:15 am-10:50 pm

1 stop20h 35m

$946

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Fri 5/1

12:08 pm-4:15 pm

2 stops20h 07m

Brussels Bruxelles-National

Fri 5/15

10:15 am-9:17 pm

2 stops19h 02m

$950

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Fri 5/1

12:08 pm-9:00 am

1 stop12h 52m

Brussels Bruxelles-National

Fri 5/15

10:15 am-10:50 pm

1 stop20h 35m

$1,043
Quickest round-trip

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Tue 9/1

12:23 pm-9:00 am

1 stop12h 37m

Brussels Bruxelles-National

Tue 9/8

10:15 am-9:25 pm

2 stops19h 10m

$1,047

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Fri 5/15

4:20 pm-8:55 am

2 stops32h 35m

Brussels Bruxelles-National

Fri 5/29

10:15 am-10:51 pm

1 stop20h 36m

$1,091

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Fri 5/15

4:20 pm-8:55 am

2 stops32h 35m

Brussels Bruxelles-National

Fri 5/29

10:15 am-9:40 pm

2 stops19h 25m

$1,096

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Mon 7/20

11:42 pm-7:40 am

1 stop23h 58m

Brussels Bruxelles-National

Thu 7/30

9:45 am-10:32 pm

1 stop20h 47m

$1,128

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Mon 7/20

11:42 pm-7:40 am

1 stop23h 58m

Brussels Bruxelles-National

Thu 7/30

9:45 am-11:46 pm

2 stops22h 01m

$1,133

BoiseBrussels

BOI - BRU

BOIBRU

Boise Air Term. Gowen Fld

Wed 7/22

10:29 am-7:35 am

2 stops13h 06m

Brussels Bruxelles-National

Thu 7/30

9:45 am-10:32 pm

1 stop20h 47m

$1,137

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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

Can stopping save me money on Idaho to Belgium flights?

You could potentially save up to 26% 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

Fastest flight time

27h 47m

Direct flights

None
The fastest flight from Idaho to Belgium takes 27h 47m
There are no direct flights from Idaho to Belgium. There are no popular flight routes from Idaho to Belgium.
Search flight deals

Frequently asked questions about flying from Idaho to Belgium

  • 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
9,562 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.
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