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Cheap flights from London Heathrow Airport to Boise from $522

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Boise departing on 4/13. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from London Heathrow Airport to Boise

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
10:35 am - 9:17 pm
LHR
-
BOI
17h 42m
1 stop
United Airlines Logo
6:23 am - 7:25 am
BOI
-
LHR
18h 02m
1 stop
$674United Airlines
Mon, Apr 27 - Sun, May 3
United Airlines Logo
7:25 am - 7:53 pm
LHR
-
BOI
19h 28m
2 stops
United Airlines Logo
6:15 am - 7:15 am
BOI
-
LHR
18h 00m
2 stops
$820United Airlines
Mon, Apr 20 - Mon, Apr 27
United Airlines Logo
7:25 am - 7:53 pm
LHR
-
BOI
19h 28m
2 stops
United Airlines Logo
4:05 pm - 2:10 pm
BOI
-
LHR
15h 05m
1 stop
$821United Airlines
Mon, Apr 20 - Mon, Apr 27
United Airlines Logo
6:55 am - 5:53 pm
LHR
-
BOI
17h 58m
2 stops
United Airlines Logo
8:15 am - 7:25 am
BOI
-
LHR
16h 10m
1 stop
$824United Airlines
Tue, Sep 1 - Wed, Sep 16
United Airlines Logo
9:30 am - 9:25 pm
LHR
-
BOI
18h 55m
2 stops
United Airlines Logo
6:23 am - 7:25 am
BOI
-
LHR
18h 02m
1 stop
$825United Airlines
Wed, Sep 2 - Wed, Sep 16
United Airlines Logo
7:25 am - 7:53 pm
LHR
-
BOI
19h 28m
2 stops
United Airlines Logo
12:04 pm - 10:40 am
BOI
-
LHR
15h 36m
2 stops
$829United Airlines
Mon, Apr 20 - Mon, Apr 27
United Airlines Logo
2:10 pm - 11:02 pm
LHR
-
BOI
15h 52m
1 stop
United Airlines Logo
12:04 pm - 8:30 am
BOI
-
LHR
13h 26m
1 stop
$853United Airlines
Mon, Apr 20 - Mon, Apr 27
United Airlines Logo
2:50 pm - 9:25 pm
LHR
-
BOI
13h 35m
1 stop
United Airlines Logo
11:46 am - 11:10 am
BOI
-
LHR
16h 24m
1 stop
$856United Airlines
Tue, Sep 1 - Tue, Sep 15
United Airlines Logo
2:50 pm - 9:22 pm
LHR
-
BOI
13h 32m
1 stop
United Airlines Logo
2:37 pm - 9:40 am
BOI
-
LHR
12h 03m
1 stop
$857United Airlines
Mon, Apr 20 - Mon, Apr 27
United Airlines Logo
7:25 am - 6:15 pm
LHR
-
BOI
17h 50m
2 stops
United Airlines Logo
8:34 am - 6:45 am
BOI
-
LHR
15h 11m
1 stop
$860United Airlines
Thu, Apr 30 - Thu, May 7

Lufthansa flights from London Heathrow Airport to Boise

Our best Lufthansa deals on London Heathrow Airport to Boise flight tickets
Lufthansa
Apr 30
LHR2:50 pmLondon Heathrow
13h 27m
1 stop
BOI9:17 pmBoise Air Term. Gowen Fld
May 7
BOI2:33 pmBoise Air Term. Gowen Fld
12h 07m
1 stop
LHR9:40 amLondon Heathrow
$876
Lufthansa
Apr 12
LHR11:25 amLondon Heathrow
16h 57m
1 stop
BOI9:22 pmBoise Air Term. Gowen Fld
Apr 19
BOI10:35 amBoise Air Term. Gowen Fld
19h 00m
1 stop
LHR12:35 pmLondon Heathrow
$915
Lufthansa
Jun 10
LHR11:25 amLondon Heathrow
13h 31m
1 stop
BOI5:56 pmBoise Air Term. Gowen Fld
Jun 17
BOI2:40 pmBoise Air Term. Gowen Fld
14h 40m
1 stop
LHR12:20 pmLondon Heathrow
$951

United Airlines flights from London Heathrow Airport to Boise

Our best United Airlines deals on London Heathrow Airport to Boise flight tickets
United Airlines
Apr 27
LHR10:35 amLondon Heathrow
17h 42m
1 stop
BOI9:17 pmBoise Air Term. Gowen Fld
May 3
BOI6:23 amBoise Air Term. Gowen Fld
18h 02m
1 stop
LHR7:25 amLondon Heathrow
$674
United Airlines
Apr 20
LHR7:25 amLondon Heathrow
19h 28m
2 stops
BOI7:53 pmBoise Air Term. Gowen Fld
Apr 27
BOI6:15 amBoise Air Term. Gowen Fld
18h 00m
2 stops
LHR7:15 amLondon Heathrow
$820
United Airlines
Apr 20
LHR7:25 amLondon Heathrow
19h 28m
2 stops
BOI7:53 pmBoise Air Term. Gowen Fld
Apr 27
BOI4:05 pmBoise Air Term. Gowen Fld
15h 05m
1 stop
LHR2:10 pmLondon Heathrow
$821

momondo Fare Finder

 
Customize your flight search to find flights from London Heathrow Airport to Boise 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 March 17, 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Boise that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Mon 4/27

10:35 am-9:17 pm

1 stop17h 42m

Boise Air Term. Gowen Fld

Sun 5/3

6:23 am-7:25 am

1 stop18h 02m

$674

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Mon 4/20

7:25 am-7:53 pm

2 stops19h 28m

Boise Air Term. Gowen Fld

Mon 4/27

6:15 am-7:15 am

2 stops18h 00m

$820

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Mon 4/20

7:25 am-7:53 pm

2 stops19h 28m

Boise Air Term. Gowen Fld

Mon 4/27

4:05 pm-2:10 pm

1 stop15h 05m

$821

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Tue 9/1

6:55 am-5:53 pm

2 stops17h 58m

Boise Air Term. Gowen Fld

Wed 9/16

8:15 am-7:25 am

1 stop16h 10m

$824

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Wed 9/2

9:30 am-9:25 pm

2 stops18h 55m

Boise Air Term. Gowen Fld

Wed 9/16

6:23 am-7:25 am

1 stop18h 02m

$825

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Mon 4/20

7:25 am-7:53 pm

2 stops19h 28m

Boise Air Term. Gowen Fld

Mon 4/27

12:04 pm-10:40 am

2 stops15h 36m

$829

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Mon 4/20

2:10 pm-11:02 pm

1 stop15h 52m

Boise Air Term. Gowen Fld

Mon 4/27

12:04 pm-8:30 am

1 stop13h 26m

$853

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Tue 9/1

2:50 pm-9:25 pm

1 stop13h 35m

Boise Air Term. Gowen Fld

Tue 9/15

11:46 am-11:10 am

1 stop16h 24m

$856
Quickest round-trip

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Mon 4/20

2:50 pm-9:22 pm

1 stop13h 32m

Boise Air Term. Gowen Fld

Mon 4/27

2:37 pm-9:40 am

1 stop12h 03m

$857

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Thu 4/30

7:25 am-6:15 pm

2 stops17h 50m

Boise Air Term. Gowen Fld

Thu 5/7

8:34 am-6:45 am

1 stop15h 11m

$860

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 Boise from

How to get the cheapest flight ticket from London Heathrow Airport to Boise

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 typical price of a round-trip flight between London Heathrow Airport and Boise?

What is the cheapest month to fly to Boise?

The month of November is, on average, the cheapest month to fly to Boise from London Heathrow Airport, with most prices found around $783. If you aren’t able to travel during the month of November, then book flights to Boise from London Heathrow Airport during April instead. Flights to Boise in April, while not as cheap as those in November, still average around $844.

Can stopping save me money on London Heathrow Airport to Boise flights?

You could potentially save up to 18% on your flight if you consider stops on a London Heathrow Airport to Boise flight.

When to book flights from London Heathrow Airport to Boise

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Boise according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap London Heathrow Airport to Boise (LHR to BOI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Boise

Fastest flight time

13h 31m

Direct flights

None
The fastest flight from London Heathrow Airport to Boise takes 13h 31m
There are no direct flights from London Heathrow Airport to Boise. There are no popular flight routes from London Heathrow Airport to Boise.
Search flight deals

  • How far is London Heathrow to Boise Air Term. Gowen Fld by plane?

    London Heathrow and Boise Air Term. Gowen Fld are 4826.1 mi apart from one another. By plane, this route typically takes 13h 31m.

  • When did momondo last update prices for flights from London Heathrow Airport to Boise Air Term. Gowen Fld Airport?

    Prices for flights from London Heathrow Airport to Boise Air Term. Gowen Fld Airport are updated daily.

  • How old do you have to be to fly from London Heathrow Airport to Boise Air Term. Gowen Fld Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Boise Air Term. Gowen Fld Airport.

  • What documentation or ID do you need to fly to Boise Air Term. Gowen Fld Airport?

    The required travel and health documents for your Boise Air Term. Gowen Fld Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Boise Air Term. Gowen Fld Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Nampa
Meridian
McCall
Caldwell
Ontario
Eagle

Why use momondo?

Why should I use momondo to find a flight deal from London to Boise?

It is quick and easy to find London to Boise 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 Boise that suits you.

Can I find flights from London to Boise with flexible booking policies on momondo?

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

How can momondo help me find flights from London to Boise?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Boise.

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

Yes momondo offers price alerts on flights to Boise from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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