Find flights
When to book
Airlines
FAQs

Cheap flights from the United Kingdom to Boise from £382

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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BOI
10 Aug — 17 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to Boise

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to Boise
Explore the most affordable flight options available from United Kingdom to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2026.

Thu 10/917:00
LHR
-
BOI
2 stops36h 34m
Scandinavian Airlines
Mon 14/916:00
BOI
-
LHR
2 stops41h 00m
Scandinavian Airlines
Deal found 8/7£589
Fri 18/919:30
LHR
-
BOI
2 stops34h 04m
Scandinavian Airlines
Fri 25/916:00
BOI
-
LHR
2 stops41h 00m
Scandinavian Airlines
Deal found 9/7£601
Wed 16/914:10
LHR
-
BOI
2 stops27h 56m
United Airlines
Wed 23/917:40
BOI
-
LHR
1 stop11h 55m
United Airlines
Deal found 7/7£632
Thu 10/907:25
LHR
-
BOI
2 stops18h 54m
United Airlines
Mon 14/910:31
BOI
-
LHR
1 stop16h 09m
United Airlines
Deal found 8/7£687
Thu 3/921:05
LHR
-
BOI
3 stops28h 43m
Scandinavian Airlines
Wed 16/916:00
BOI
-
LHR
2 stops19h 30m
Scandinavian Airlines
Deal found 11/7£688
Thu 10/919:15
BHX
-
BOI
2 stops34h 19m
Scandinavian Airlines
Mon 14/916:00
BOI
-
BHX
2 stops19h 35m
Scandinavian Airlines
Deal found 8/7£692
Thu 10/919:10
EDI
-
BOI
2 stops30h 30m
Scandinavian Airlines
Mon 14/916:00
BOI
-
EDI
2 stops19h 25m
Scandinavian Airlines
Deal found 8/7£694
Fri 18/914:10
LHR
-
BOI
2 stops32h 21m
United Airlines
Fri 25/910:30
BOI
-
LHR
1 stop18h 55m
United Airlines
Deal found 9/7£697
Wed 16/906:55
LHR
-
BOI
2 stops21h 42m
Lufthansa
Wed 23/912:28
BOI
-
LHR
1 stop16h 27m
Lufthansa
Deal found 10/7£698
Mon 26/1009:55
LGW
-
BOI
2 stops20h 03m
Multiple Airlines
Mon 9/1112:49
BOI
-
LGW
2 stops19h 01m
Multiple Airlines
Deal found 10/7£736
Fri 18/910:20
LGW
-
BOI
2 stops19h 18m
Multiple Airlines
Fri 25/910:14
BOI
-
LGW
2 stops25h 36m
Multiple Airlines
Deal found 6/7£752
Mon 10/819:10
EDI
-
BOI
2 stops30h 38m
Scandinavian Airlines
Mon 17/816:00
BOI
-
EDI
2 stops19h 25m
Scandinavian Airlines
Deal found 7/7£774

Find flight deals from United Kingdom to Boise

Keep the following information in mind while searching for United Kingdom to Boise flight deals. Data was last updated 11 July 2026.

Round-trip from

£589

One-way from

£382

Popular in

December

Cheapest in

January

Average price

£918
Scandinavian Airlines
  • Scandinavian Airlines
  • 10/9-14/9
  • 4 total stops
  • 77h 34m total
  • United Kingdom to Boise
Search Deals
5/10
  • 5/10
  • 3 total stops
  • 36h 54m total
  • United Kingdom to Boise
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£21 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£25 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from United Kingdom 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, Cheapflights users made 858,174 searches. Data last updated 11 July 2026.
Use the filters below to find and compare flights from the United Kingdom to Boise that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Fri 18/9

21:05-18:40

3 stops28h 35m

Boise Air Term. Gowen Fld

Fri 25/9

12:14-18:30

3 stops23h 16m

£627

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Thu 10/9

07:25-19:19

2 stops18h 54m

Boise Air Term. Gowen Fld

Mon 14/9

10:31-09:40

1 stop16h 09m

£688

BirminghamBoise

BHX - BOI

BHXBOI

Birmingham

Thu 10/9

19:15-22:34

2 stops34h 19m

Boise Air Term. Gowen Fld

Mon 14/9

16:00-18:35

2 stops19h 35m

£692

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Thu 10/9

17:00-18:40

2 stops32h 40m

Boise Air Term. Gowen Fld

Mon 14/9

16:00-18:30

2 stops19h 30m

£693

EdinburghBoise

EDI - BOI

EDIBOI

Edinburgh Turnhouse

Thu 10/9

19:10-18:40

2 stops30h 30m

Boise Air Term. Gowen Fld

Mon 14/9

16:00-18:25

2 stops19h 25m

£694

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Mon 26/10

09:55-23:58

2 stops20h 03m

Boise Air Term. Gowen Fld

Mon 9/11

12:49-14:50

2 stops19h 01m

£736

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Fri 18/9

11:05-22:53

1 stop18h 48m

Boise Air Term. Gowen Fld

Fri 25/9

12:26-09:00

1 stop13h 34m

£749

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Fri 18/9

10:20-22:38

2 stops19h 18m

Boise Air Term. Gowen Fld

Fri 25/9

10:14-18:50

2 stops25h 36m

£752

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Thu 3/9

09:30-21:37

2 stops19h 07m

Boise Air Term. Gowen Fld

Wed 16/9

10:31-12:50

2 stops19h 19m

£762

EdinburghBoise

EDI - BOI

EDIBOI

Edinburgh Turnhouse

Mon 10/8

19:10-18:48

2 stops30h 38m

Boise Air Term. Gowen Fld

Mon 17/8

16:00-18:25

2 stops19h 25m

£774

Flights are sorted by cheapest return flights first.

Deals found on 10/7

Showing 1-10 of 58 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from United Kingdom to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from United Kingdom with our price prediction graph.
Estimated return 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 the United Kingdom to Boise

What is the cheapest month to book a flight from United Kingdom to Boise?

Currently, January is the cheapest month in which you can book a flight from United Kingdom to Boise (average of £502). Flying from United Kingdom to Boise in July is currently the most expensive (average of £659). 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.

Reviews of airlines servicing Boise

Get insights into the airlines that provide service to Boise. 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 Boise. Reviews last updated 11 July 2026.
See what other customers who have flown with KLM,Virgin Atlantic, andUnited Airlines from the United Kingdom to Boise have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,537 reviews
Check prices

Overall

7.8

Boarding

7.8

Crew

8.4

Entertainment

7.2

Comfort

7.7

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,537 reviews
KLM
7.8
Good
1,537 reviews
Check prices

Overall

7.8

Boarding

7.8

Crew

8.4

Entertainment

7.2

Comfort

7.7

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Virgin Atlantic
7.5
Good
693 reviews
KLM
7.8
Good
1,537 reviews
Check prices

Overall

7.8

Boarding

7.8

Crew

8.4

Entertainment

7.2

Comfort

7.7

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
United Airlines
7.4
Good
9,976 reviews
KLM
7.8
Good
1,537 reviews
Check prices

Overall

7.8

Boarding

7.8

Crew

8.4

Entertainment

7.2

Comfort

7.7

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Icelandair
7.0
Good
705 reviews
KLM
7.8
Good
1,537 reviews
Check prices

Overall

7.8

Boarding

7.8

Crew

8.4

Entertainment

7.2

Comfort

7.7

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Lufthansa
6.8
Okay
8,132 reviews
KLM
7.8
Good
1,537 reviews
Check prices

Overall

7.8

Boarding

7.8

Crew

8.4

Entertainment

7.2

Comfort

7.7

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

Related info for your journey

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

  • What airport do you fly into for flights to Boise from United Kingdom?

    Boise Air Term. Gowen Fld (BOI) is the airport you will fly into if you book a flight from United Kingdom to Boise. It is only a 3.3 mi journey from Air Term. Gowen Fld (BOI) to Boise’s city center.

  • How long is the flight from United Kingdom to Boise?

    There are many flights that can get you from United Kingdom to Boise in 18h 54m. Fly via Scandinavian Airlines, United Airlines, or Lufthansa to get the fastest option. There are 4829 mi between United Kingdom and Boise. This flight may include one or multiple stops.

  • What are the most popular routes from United Kingdom to Boise?

    When deciding which route to take from United Kingdom to Boise consider Edinburgh Turnhouse - Boise Air Term. Gowen Fld, London Heathrow - Boise Air Term. Gowen Fld or London Gatwick - Boise Air Term. Gowen Fld as they are the most popular.

  • Can I find deals for flights from United Kingdom to Boise that include hotel bookings?

    Yes. In addition to deals on United Kingdom to Boise flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from United Kingdom to Boise?

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

  • Can I find deals for business class flights from United Kingdom to Boise?

    Yes. Cheapflights offers flight deals from United Kingdom to Boise 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 United Kingdom to Boise?

    Currently, January is the cheapest month in which you can book a flight from United Kingdom to Boise (average of £502). Flying from United Kingdom to Boise in July is currently the most expensive (average of £659). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 7 airlines flying from United Kingdom to Boise

Discover the top 7 airlines that operate flights from United Kingdom to Boise. 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 858,174 searches. Data last updated 11 July 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest£508Average£670FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£552Average£689FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AtlanticCheapest£600Average£796FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
KLMCheapest£655Average£1,101FlexibilityNo cancel feeOn-time75%
Search KLM flights
IcelandairCheapest£700Average£714FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Alaska AirlinesCheapest£735Average£971FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
DeltaCheapest£1,038Average£1,164FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from United Kingdom to Boise?

Cheapflights makes it easy to find United Kingdom to Boise flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from United Kingdom to Boise?

Millions of users choose and trust Cheapflights to book the best flight deals from United Kingdom to Boise for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from United Kingdom to Boise with no change fees?

Yes, we can. To see specific flights from United Kingdom to Boise with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from United Kingdom to Boise become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Boise from United Kingdom today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.