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£522+ Cheap flights to Boise

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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
— BOI
21 Feb — 28 Feb1
1 adult
1 adult, Economy, 0 bags

Flights to Boise in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Boise
Explore the most affordable flight options available to Boise. Find the lowest fares based on data from user searches, with prices last updated on 22 January 2026.

Wed 25/207:30
LHR
-
BOI
2 stops36h 03m
United Airlines
Sun 1/317:24
BOI
-
LHR
1 stop33h 16m
United Airlines
Deal found 21/1£568
Mon 20/409:00
LHR
-
BOI
2 stops20h 35m
United Airlines
Mon 27/406:15
BOI
-
LHR
2 stops18h 00m
United Airlines
Deal found 20/1£570
Wed 15/406:50
LHR
-
BOI
2 stops23h 07m
United Airlines
Wed 29/406:15
BOI
-
LHR
2 stops17h 30m
United Airlines
Deal found 20/1£571
Wed 15/411:25
LHR
-
BOI
1 stop13h 40m
Lufthansa
Wed 29/414:37
BOI
-
LHR
1 stop12h 03m
Lufthansa
Deal found 20/1£578
Fri 20/206:30
LHR
-
BOI
2 stops21h 25m
United Airlines
Mon 2/317:24
BOI
-
LHR
1 stop33h 16m
United Airlines
Deal found 20/1£579
Fri 27/206:30
LHR
-
BOI
2 stops21h 25m
United Airlines
Mon 9/310:49
BOI
-
LHR
2 stops18h 26m
United Airlines
Deal found 20/1£588
Wed 15/409:15
LCY
-
BOI
2 stops19h 07m
Lufthansa
Wed 29/414:37
BOI
-
LCY
2 stops20h 18m
Lufthansa
Deal found 20/1£667
Wed 15/415:40
LGW
-
BOI
2 stops38h 17m
Icelandair
Wed 29/412:15
BOI
-
LGW
2 stops19h 25m
Icelandair
Deal found 20/1£674
Mon 20/415:40
LGW
-
BOI
2 stops38h 17m
Multiple Airlines
Mon 27/420:10
BOI
-
LGW
2 stops35h 30m
Multiple Airlines
Deal found 20/1£706
Tue 24/211:55
LGW
-
BOI
2 stops16h 20m
Icelandair
Fri 27/211:54
BOI
-
LGW
2 stops16h 01m
Icelandair
Deal found 21/1£775
Tue 24/211:55
LGW
-
BOI
2 stops16h 20m
Multiple Airlines
Fri 27/211:54
BOI
-
LGW
2 stops16h 01m
Multiple Airlines
Deal found 21/1£804
Fri 10/715:40
LGW
-
BOI
2 stops33h 21m
Icelandair
Fri 17/716:50
BOI
-
LGW
2 stops35h 55m
Icelandair
Deal found 20/1£853

Find flight deals to Boise

Find the latest flights to Boise in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 22 January 2026.

Return from

£568

One-way from

£522

Popular in

December

Cheapest in

January

Average price

£578
United Airlines
  • United Airlines
  • 25/2-1/3
  • 3 total stops
  • 69h 19m total
  • London to Boise
Search Deals
Lufthansa
  • Lufthansa
  • 11/4
  • 1 total stop
  • 13h 44m total
  • London to Boise
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£69 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£41 potential savings vs. average return price).
Search Deals
Average for return flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Locate flights to Boise that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 22 January 2026.
Use the filters below to find and compare flights to Boise that are best for you.

Fly from

London

Route

Depart

Return

Price

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Mon 20/4

09:00-22:35

2 stops20h 35m

Boise Air Term. Gowen Fld

Mon 27/4

06:15-07:15

2 stops18h 00m

£570

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Wed 15/4

06:50-22:57

2 stops23h 07m

Boise Air Term. Gowen Fld

Wed 29/4

06:15-06:45

2 stops17h 30m

£571

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Fri 27/2

06:30-20:55

2 stops21h 25m

Boise Air Term. Gowen Fld

Mon 9/3

06:15-09:40

1 stop21h 25m

£579

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Wed 25/2

07:30-17:45

2 stops17h 15m

Boise Air Term. Gowen Fld

Sun 1/3

06:25-07:30

2 stops18h 05m

£581

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Fri 20/2

06:30-20:55

2 stops21h 25m

Boise Air Term. Gowen Fld

Mon 2/3

10:53-11:15

2 stops17h 22m

£590

LondonBoise

LCY - BOI

LCYBOI

London City

Wed 15/4

09:15-21:22

2 stops19h 07m

Boise Air Term. Gowen Fld

Wed 29/4

14:37-17:55

2 stops20h 18m

£667

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Wed 15/4

15:40-22:57

2 stops38h 17m

Boise Air Term. Gowen Fld

Wed 29/4

12:15-14:40

2 stops19h 25m

£674

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Mon 20/4

15:40-22:57

2 stops38h 17m

Boise Air Term. Gowen Fld

Mon 27/4

20:10-14:40

2 stops35h 30m

£706

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Tue 24/2

11:55-21:15

2 stops16h 20m

Boise Air Term. Gowen Fld

Fri 27/2

11:54-10:55

2 stops16h 01m

£775

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Fri 10/7

15:40-18:01

2 stops33h 21m

Boise Air Term. Gowen Fld

Fri 17/7

16:50-11:45

2 stops35h 55m

£853

Flights are sorted by cheapest return flights first.

Deals found on 20/1

Showing 1-10 of 28 results
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Best time to book a flight to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise 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 to Boise

When is the best time to book a flight to Boise?

Use this chart to determine the optimal time to book a return flight from London to Boise. Price data was last updated on 16 January 2026.

The best time to book flights to Boise is 16 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

How long is the flight to Boise?

On average, a flight from London to Boise takes 16 hours 14 minutes. Flights to Boise from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Boise?

The most popular airlines flying from London to Boise are United Airlines, Virgin Atlantic and Lufthansa.

United Airlines
United Airlines
From £535
Virgin Atlantic
Virgin Atlantic
From £581
Lufthansa
Lufthansa
From £508
KLM
KLM
From £583

What are the cheapest airlines that fly to Boise?

The cheapest airlines flying from London to Boise are Lufthansa, United Airlines and Virgin Atlantic.

Rainfall in Boise by month

Plan your trip to Boise by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Boise ranges from 5.0 - 41.0 inches per month. December is typically the wettest month, when rainfall can reach 41.0 mm. August is typically the driest time to visit Boise when rainfall is around 5.0 mm.

Temperature in Boise by month

Plan your trip to Boise by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Boise, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 24.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around -1.0 C).

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 22 January 2026.
Read reviews from past customers who have flown KLM, Virgin Atlantic, andUnited Airlines to the United States. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,442 reviews
Check prices

Entertainment

7.1

Overall

7.7

Comfort

7.6

Crew

8.4

Food

7.3

Boarding

7.8

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,442 reviews
KLM
7.7
Good
1,442 reviews
Check prices

Entertainment

7.1

Overall

7.7

Comfort

7.6

Crew

8.4

Food

7.3

Boarding

7.8

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Virgin Atlantic
7.5
Good
678 reviews
KLM
7.7
Good
1,442 reviews
Check prices

Entertainment

7.1

Overall

7.7

Comfort

7.6

Crew

8.4

Food

7.3

Boarding

7.8

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
United Airlines
7.4
Good
9,191 reviews
KLM
7.7
Good
1,442 reviews
Check prices

Entertainment

7.1

Overall

7.7

Comfort

7.6

Crew

8.4

Food

7.3

Boarding

7.8

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Lufthansa
6.8
Okay
7,738 reviews
KLM
7.7
Good
1,442 reviews
Check prices

Entertainment

7.1

Overall

7.7

Comfort

7.6

Crew

8.4

Food

7.3

Boarding

7.8

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
British Airways
6.7
Okay
7,689 reviews
KLM
7.7
Good
1,442 reviews
Check prices

Entertainment

7.1

Overall

7.7

Comfort

7.6

Crew

8.4

Food

7.3

Boarding

7.8

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

FAQs about flying to Boise

Getting around Boise

Boise is really a city for motorists, so anyone renting a car has a major advantage. However, shuttle buses will head to the ski resorts and major hiking areas. Those on foot or renting bikes can enjoy the stunning Boise Green Belt, which stretches for 15 miles across the town, and is well worth the effort.

  • When is the best time to fly to Boise?

    This is a year-round destination. Visit between November and late March to ski, snowboard and skate, or head over between June and August to hike, hang-glide and fish to your heart’s content. A trip in September and October may be ideal, with accommodation bargains aplenty.

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

    If you book a flight to Boise, you will be flying into Air Term. Gowen Fld, which is the city’s only airport. Boise Air Term. Gowen Fld (BOI) is located 3.3 mi from the center of Boise.

  • Can I find cheaper flights to Boise if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Boise on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Boise?

    Based on reviews from Cheapflights users, Lufthansa is rated the highest out of the airlines that fly to Boise.

  • What is the cheapest airport to fly to in Boise?

    Boise Air Term. Gowen Fld is currently the cheapest airport to fly to in Boise. One-way flights to Boise Air Term. Gowen Fld typically cost £57, while return flights cost around £304.

  • Where does the fastest flight to Boise depart from?

    For those looking to save time traveling to Boise, London offers the quickest one-way flight (13 hours 26 minutes).

  • Does Boise Air Term. Gowen Fld have car hire?

    Yes. Those touching down at Boise Air Term. Gowen Fld can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Boise Air Term. Gowen Fld?

    Yes. Boise Air Term. Gowen Fld has hotels nearby for those requiring accommodations. Rodeway Inn Boise Airport is the closest property to Boise Air Term. Gowen Fld (0.0 mi away from Boise Air Term. Gowen Fld).

See more FAQs

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