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£476+ 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 19/6. Fares are subject to change and may not be available on all flights or dates of travel.
— BOI
14 Jun — 21 Jun1
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 15 May 2026.

Wed 2/914:50
LHR
-
BOI
1 stop13h 47m
Lufthansa
Mon 14/914:44
BOI
-
LHR
1 stop11h 56m
Lufthansa
Deal found 10/5£663
Tue 1/906:55
LHR
-
BOI
2 stops21h 42m
United Airlines
Mon 14/906:30
BOI
-
LHR
2 stops17h 25m
United Airlines
Deal found 11/5£666
Wed 2/909:30
LHR
-
BOI
2 stops19h 07m
United Airlines
Tue 15/919:01
BOI
-
LHR
1 stop29h 24m
United Airlines
Deal found 11/5£668
Mon 22/613:00
LHR
-
BOI
1 stop17h 55m
United Airlines
Sun 28/612:33
BOI
-
LHR
1 stop13h 27m
United Airlines
Deal found 11/5£683
Tue 8/911:25
LHR
-
BOI
1 stop13h 28m
United Airlines
Thu 24/914:31
BOI
-
LHR
1 stop12h 09m
United Airlines
Deal found 11/5£691
Wed 25/1114:30
LHR
-
BOI
2 stops31h 26m
Air Canada
Sun 6/1217:22
BOI
-
LHR
2 stops30h 48m
Air Canada
Deal found 11/5£694
Fri 11/918:00
LHR
-
BOI
2 stops24h 25m
Lufthansa
Thu 24/910:37
BOI
-
LHR
1 stop18h 48m
Lufthansa
Deal found 11/5£696
Thu 3/909:00
LHR
-
BOI
2 stops20h 40m
United Airlines
Tue 15/917:44
BOI
-
LHR
1 stop11h 41m
United Airlines
Deal found 11/5£697
Fri 11/907:30
LHR
-
BOI
2 stops20h 49m
United Airlines
Thu 24/906:25
BOI
-
LHR
2 stops18h 20m
United Airlines
Deal found 11/5£697
Tue 24/1118:00
LHR
-
BOI
2 stops34h 16m
Air Canada
Sun 6/1217:22
BOI
-
LHR
2 stops30h 48m
Air Canada
Deal found 11/5£699
Mon 31/816:25
LHR
-
BOI
2 stops36h 12m
United Airlines
Sat 12/906:23
BOI
-
LHR
2 stops17h 32m
United Airlines
Deal found 11/5£705
Thu 10/911:25
LHR
-
BOI
1 stop13h 28m
United Airlines
Thu 24/917:44
BOI
-
LHR
1 stop11h 41m
United Airlines
Deal found 11/5£721

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 15 May 2026.

Return from

£663

One-way from

£476

Popular in

December

Cheapest in

January

Average price

£674
Lufthansa
  • Lufthansa
  • 2/9-14/9
  • 2 total stops
  • 25h 43m total
  • London to Boise
Search Deals
WestJet
  • WestJet
  • 19/6
  • 2 total stops
  • 15h 18m total
  • London to Boise
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£66 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£40 potential savings vs. average return price).
Search Deals
Average for return flights in May 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 15 May 2026.
Use the filters below to find and compare flights to Boise that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Wed 2/9

07:30-17:58

2 stops17h 28m

Boise Air Term. Gowen Fld

Mon 14/9

10:37-11:55

2 stops18h 18m

£668

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Wed 2/9

09:30-21:37

2 stops19h 07m

Boise Air Term. Gowen Fld

Tue 15/9

19:01-07:25

1 stop29h 24m

£668

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Fri 11/9

07:30-21:19

2 stops20h 49m

Boise Air Term. Gowen Fld

Thu 24/9

06:25-07:45

2 stops18h 20m

£697

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Wed 2/9

10:20-22:33

2 stops19h 13m

Boise Air Term. Gowen Fld

Mon 14/9

10:14-14:40

2 stops21h 26m

£760

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Tue 23/6

11:25-17:56

1 stop13h 31m

Boise Air Term. Gowen Fld

Sun 5/7

14:05-07:25

1 stop34h 20m

£775

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Tue 23/6

18:00-11:32

2 stops24h 32m

Boise Air Term. Gowen Fld

Sat 4/7

14:40-12:25

1 stop14h 45m

£805

LondonBoise

LCY - BOI

LCYBOI

London City

Tue 23/6

09:15-22:56

2 stops20h 41m

Boise Air Term. Gowen Fld

Sun 5/7

12:38-17:55

2 stops46h 17m

£821

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Tue 8/9

10:55-16:48

1 stop12h 53m

Boise Air Term. Gowen Fld

Sun 27/9

23:30-06:25

1 stop23h 55m

£829

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Tue 8/9

10:35-12:05

2 stops32h 30m

Boise Air Term. Gowen Fld

Wed 23/9

16:05-09:25

2 stops34h 20m

£831

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Thu 2/7

08:00-17:56

2 stops16h 56m

Boise Air Term. Gowen Fld

Mon 13/7

10:35-07:25

1 stop13h 50m

£833

Flights are sorted by cheapest return flights first.

Deals found on 13/5

Showing 1-10 of 48 resultsSorted by cheapest first
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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?

The best time to book flights to Boise is 79 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 17 hours 34 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 £541
Virgin Atlantic
Virgin Atlantic
From £585
Lufthansa
Lufthansa
From £506
KLM
KLM
From £698

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 15 May 2026.
Read reviews from past customers who have flown United Airlines,Virgin Atlantic, andIcelandair 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.
United Airlines
7.4
Good
9,715 reviews
Check prices

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Crew

8.1

Food

6.6

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,715 reviews
United Airlines
7.4
Good
9,715 reviews
Check prices

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Crew

8.1

Food

6.6

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
Virgin Atlantic
7.4
Good
688 reviews
United Airlines
7.4
Good
9,715 reviews
Check prices

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Crew

8.1

Food

6.6

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
Icelandair
7.0
Good
654 reviews
United Airlines
7.4
Good
9,715 reviews
Check prices

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Crew

8.1

Food

6.6

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
Lufthansa
6.8
Okay
8,001 reviews
United Airlines
7.4
Good
9,715 reviews
Check prices

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Crew

8.1

Food

6.6

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

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.

  • Where does the fastest flight to Boise depart from?

    For those looking to save time traveling to Boise, Edinburgh Turnhouse offers the quickest one-way flight (16 hours 13 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. Layover 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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