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Cheap flights from London Heathrow Airport to Boise from $550

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 9/8. 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

Find the cheapest flights from London Heathrow Airport to Boise

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
6:40 am - 10:34 pm
LHR
-
BOI
22h 54m
2 stops
Scandinavian Airlines Logo
10:34 am - 5:40 pm
BOI
-
LHR
24h 06m
2 stops
$755Scandinavian Airlines
Fri, Sep 11 - Sat, Sep 26
Scandinavian Airlines Logo
6:40 am - 6:40 pm
LHR
-
BOI
19h 00m
2 stops
Scandinavian Airlines Logo
4:00 pm - 4:00 pm
BOI
-
LHR
41h 00m
2 stops
$760Scandinavian Airlines
Fri, Sep 11 - Fri, Sep 18
Scandinavian Airlines Logo
6:40 am - 10:34 pm
LHR
-
BOI
22h 54m
2 stops
Scandinavian Airlines Logo
10:34 am - 5:40 pm
BOI
-
LHR
24h 06m
2 stops
$773Scandinavian Airlines
Fri, Sep 11 - Sat, Sep 26
Scandinavian Airlines Logo
6:40 am - 10:34 pm
LHR
-
BOI
22h 54m
3 stops
Scandinavian Airlines Logo
10:34 am - 5:40 pm
BOI
-
LHR
24h 06m
2 stops
$780Scandinavian Airlines
Fri, Sep 11 - Sat, Sep 26
Scandinavian Airlines Logo
6:40 am - 10:34 pm
LHR
-
BOI
22h 54m
2 stops
Scandinavian Airlines Logo
10:34 am - 5:00 pm
BOI
-
LHR
23h 26m
3 stops
$782Scandinavian Airlines
Fri, Sep 11 - Sat, Sep 26
Scandinavian Airlines Logo
6:40 am - 10:54 pm
LHR
-
BOI
23h 14m
2 stops
Scandinavian Airlines Logo
4:14 pm - 4:00 pm
BOI
-
LHR
40h 46m
2 stops
$787Scandinavian Airlines
Fri, Dec 4 - Mon, Dec 7
Scandinavian Airlines Logo
6:40 am - 10:54 pm
LHR
-
BOI
23h 14m
2 stops
Scandinavian Airlines Logo
4:14 pm - 4:00 pm
BOI
-
LHR
40h 46m
2 stops
$788Scandinavian Airlines
Fri, Dec 4 - Mon, Dec 7
Scandinavian Airlines Logo
6:40 am - 10:54 pm
LHR
-
BOI
23h 14m
2 stops
Scandinavian Airlines Logo
4:14 pm - 4:00 pm
BOI
-
LHR
40h 46m
2 stops
$789Scandinavian Airlines
Fri, Dec 4 - Mon, Dec 7
United Airlines Logo
10:35 am - 9:24 pm
LHR
-
BOI
17h 49m
1 stop
United Airlines Logo
8:23 am - 9:00 am
BOI
-
LHR
17h 37m
1 stop
$807United Airlines
Fri, Sep 4 - Fri, Sep 11
Scandinavian Airlines Logo
6:40 am - 6:40 pm
LHR
-
BOI
19h 00m
2 stops
Scandinavian Airlines Logo
10:34 am - 5:40 pm
BOI
-
LHR
24h 06m
2 stops
$815Scandinavian Airlines
Sat, Oct 3 - Sat, Oct 10

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Lufthansa flights from London Heathrow Airport to Boise

Our best Lufthansa deals on London Heathrow Airport to Boise flight tickets
Lufthansa
Oct 6
LHR11:05 amLondon Heathrow
18h 53m
1 stop
BOI10:58 pmBoise Air Term. Gowen Fld
Oct 13
BOI2:44 pmBoise Air Term. Gowen Fld
14h 41m
1 stop
LHR12:25 pmLondon Heathrow
$978
Lufthansa
Nov 26
LHR4:30 pmLondon Heathrow
32h 33m
2 stops
BOI6:03 pmBoise Air Term. Gowen Fld
Jan 13
BOI2:43 pmBoise Air Term. Gowen Fld
42h 07m
2 stops
LHR3:50 pmLondon Heathrow
$1,015

United Airlines flights from London Heathrow Airport to Boise

Our best United Airlines deals on London Heathrow Airport to Boise flight tickets
United Airlines
Sep 4
LHR10:35 amLondon Heathrow
17h 49m
1 stop
BOI9:24 pmBoise Air Term. Gowen Fld
Sep 11
BOI8:23 amBoise Air Term. Gowen Fld
17h 37m
1 stop
LHR9:00 amLondon Heathrow
$807
United Airlines
Oct 27
LHR11:05 amLondon Heathrow
41h 46m
2 stops
BOI10:51 pmBoise Air Term. Gowen Fld
Nov 10
BOI12:00 pmBoise Air Term. Gowen Fld
34h 55m
2 stops
LHR5:55 amLondon Heathrow
$897
United Airlines
Oct 6
LHR8:00 amLondon Heathrow
22h 59m
2 stops
BOI11:59 pmBoise Air Term. Gowen Fld
Oct 13
BOI2:20 pmBoise Air Term. Gowen Fld
13h 50m
1 stop
LHR11:10 amLondon Heathrow
$913

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 July 30, 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

Fri 9/11

6:40 am-10:34 pm

2 stops22h 54m

Boise Air Term. Gowen Fld

Sat 9/26

10:34 am-5:40 pm

2 stops24h 06m

$755

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Fri 9/11

6:40 am-6:40 pm

2 stops19h 00m

Boise Air Term. Gowen Fld

Fri 9/18

4:00 pm-4:00 pm

2 stops41h 00m

$760

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Fri 9/11

6:40 am-10:34 pm

2 stops22h 54m

Boise Air Term. Gowen Fld

Sat 9/26

10:34 am-5:40 pm

2 stops24h 06m

$773

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Fri 9/11

6:40 am-10:34 pm

3 stops22h 54m

Boise Air Term. Gowen Fld

Sat 9/26

10:34 am-5:40 pm

2 stops24h 06m

$780

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Fri 9/11

6:40 am-10:34 pm

2 stops22h 54m

Boise Air Term. Gowen Fld

Sat 9/26

10:34 am-5:00 pm

3 stops23h 26m

$782

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Fri 12/4

6:40 am-10:54 pm

2 stops23h 14m

Boise Air Term. Gowen Fld

Mon 12/7

4:14 pm-4:00 pm

2 stops40h 46m

$787

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Fri 12/4

6:40 am-10:54 pm

2 stops23h 14m

Boise Air Term. Gowen Fld

Mon 12/7

4:14 pm-4:00 pm

2 stops40h 46m

$788

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Fri 12/4

6:40 am-10:54 pm

2 stops23h 14m

Boise Air Term. Gowen Fld

Mon 12/7

4:14 pm-4:00 pm

2 stops40h 46m

$789
Quickest round-trip

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Fri 9/4

10:35 am-9:24 pm

1 stop17h 49m

Boise Air Term. Gowen Fld

Fri 9/11

8:23 am-9:00 am

1 stop17h 37m

$807

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Sat 10/3

6:40 am-6:40 pm

2 stops19h 00m

Boise Air Term. Gowen Fld

Sat 10/10

10:34 am-5:40 pm

2 stops24h 06m

$815

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?

Prices are currently low for flights on this route.

Typical prices usually range from $1,345 to $1,575.
The lowest price recently found on this route was $755.

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 $805. 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 $843.

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

You could potentially save up to 15% 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

16h 55m

Direct flights

None
The fastest flight from London Heathrow Airport to Boise takes 16h 55m
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

Frequently asked questions about flying from London Heathrow Airport to Boise

  • 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 16h 55m.

  • 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
Ontario
Caldwell
McCall
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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