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Cheap flights from England to Idaho from £372

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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BOI
11 Mar — 18 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from England to Idaho

Enter your travel dates to find the best prices.

Cheapest flights from England to Idaho
Explore the most affordable flight options available from England to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 February 2026.

Wed 18/311:55
LGW
-
BOI
2 stops17h 02m
Multiple Airlines
Wed 1/406:00
BOI
-
LGW
2 stops25h 40m
Multiple Airlines
Deal found 6/2£502
Tue 10/306:35
LHR
-
GEG
2 stops21h 28m
United Airlines
Tue 17/306:00
GEG
-
LHR
2 stops21h 50m
United Airlines
Deal found 6/2£555
Wed 18/312:15
LHR
-
BOI
2 stops16h 42m
Multiple Airlines
Wed 1/406:00
BOI
-
LHR
2 stops22h 55m
Multiple Airlines
Deal found 6/2£562
Tue 14/406:50
LHR
-
BOI
2 stops23h 07m
United Airlines
Tue 5/517:27
BOI
-
LHR
1 stop11h 53m
United Airlines
Deal found 8/2£571
Mon 4/508:40
LHR
-
GEG
2 stops21h 00m
United Airlines
Sun 10/512:35
GEG
-
LHR
1 stop34h 50m
United Airlines
Deal found 6/2£572
Tue 1/906:55
LHR
-
BOI
2 stops21h 21m
United Airlines
Wed 9/917:22
BOI
-
LHR
1 stop33h 18m
United Airlines
Deal found 5/2£572
Tue 14/414:50
LHR
-
BOI
1 stop13h 32m
Lufthansa
Tue 5/508:34
BOI
-
LHR
1 stop15h 11m
Lufthansa
Deal found 8/2£580
Sun 8/316:40
LHR
-
GEG
2 stops51h 01m
United Airlines
Sun 15/312:42
GEG
-
LHR
1 stop35h 43m
United Airlines
Deal found 7/2£581
Mon 20/414:50
LHR
-
BOI
1 stop26h 04m
Lufthansa
Mon 27/409:26
BOI
-
LHR
1 stop18h 44m
Lufthansa
Deal found 7/2£585
Mon 26/1007:40
LHR
-
BOI
2 stops21h 15m
Multiple Airlines
Sun 8/1108:18
BOI
-
LHR
2 stops26h 32m
Multiple Airlines
Deal found 5/2£585
Tue 10/311:55
LGW
-
GEG
2 stops16h 42m
Icelandair
Tue 17/312:00
GEG
-
LGW
2 stops15h 55m
Icelandair
Deal found 5/2£594
Tue 1/911:25
LHR
-
BOI
1 stop13h 30m
United Airlines
Thu 10/906:20
BOI
-
LHR
1 stop18h 05m
United Airlines
Deal found 5/2£596

Find flight deals from England to Idaho

Keep the following information in mind while searching for England to Idaho flight deals. Data was last updated 9 February 2026.

Round-trip from

£502

One-way from

£372

Popular in

December

Cheapest in

January

Average price

£590
18/3-1/4
  • 18/3-1/4
  • 4 total stops
  • 42h 42m total
  • England to Idaho
Search Deals
12/3
  • 12/3
  • 3 total stops
  • 39h 35m total
  • England to Idaho
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£51 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£30 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from England to Idaho 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 9 February 2026.
Use the filters below to find and compare flights from England to Idaho that are best for you.

Fly from

England

Fly to

Idaho

Route

Depart

Return

Price

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Wed 18/3

11:55-22:57

2 stops17h 02m

Boise Air Term. Gowen Fld

Wed 1/4

06:00-14:40

2 stops25h 40m

£502

LondonSpokane

LHR - GEG

LHRGEG

London Heathrow

Tue 10/3

06:35-21:03

2 stops21h 28m

Spokane

Tue 17/3

06:00-10:50

2 stops21h 50m

£555

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Tue 14/4

06:50-22:57

2 stops23h 07m

Boise Air Term. Gowen Fld

Tue 5/5

17:27-12:20

1 stop11h 53m

£571

LondonSpokane

LHR - GEG

LHRGEG

London Heathrow

Mon 4/5

08:40-21:40

2 stops21h 00m

Spokane

Sun 10/5

12:35-07:25

1 stop34h 50m

£573

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Mon 20/4

08:00-21:15

2 stops20h 15m

Boise Air Term. Gowen Fld

Mon 27/4

19:03-06:45

2 stops28h 42m

£585

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Tue 10/3

11:55-21:37

2 stops16h 42m

Spokane

Tue 17/3

12:00-10:55

2 stops15h 55m

£594

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Mon 20/4

13:00-21:15

1 stop15h 15m

Boise Air Term. Gowen Fld

Mon 27/4

16:05-14:10

1 stop15h 05m

£596

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Wed 18/3

09:30-21:13

2 stops17h 43m

Boise Air Term. Gowen Fld

Wed 1/4

14:37-09:40

1 stop12h 03m

£615

LondonSpokane

LCY - GEG

LCYGEG

London City

Thu 23/4

09:15-21:11

2 stops19h 56m

Spokane

Tue 28/4

07:00-17:55

2 stops26h 55m

£632

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Tue 10/3

11:55-21:37

2 stops16h 42m

Spokane

Tue 17/3

12:00-10:55

2 stops15h 55m

£659

Flights are sorted by cheapest return flights first.

Deals found on 7/2

Showing 1-10 of 60 results
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6

Best time to book a flight from England to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from England 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 England to Idaho

What is the cheapest month to book a flight from England to Idaho?

Currently, March is the cheapest month in which you can book a flight from England to Idaho (average of £502). Flying from England to Idaho in February is currently the most expensive (average of £701). 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.

How much does it cost for a return flight from England to Idaho?

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated 9 February 2026.
Read through reviews of airlines operating flights from England to Idaho, such as KLM, Virgin Atlantic, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,450 reviews
Check prices

Comfort

7.6

Boarding

7.8

Food

7.3

Overall

7.7

Entertainment

7.1

Crew

8.4

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
1,450 reviews
KLM
7.7
Good
1,450 reviews
Check prices

Comfort

7.6

Boarding

7.8

Food

7.3

Overall

7.7

Entertainment

7.1

Crew

8.4

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
1,450 reviews
Check prices

Comfort

7.6

Boarding

7.8

Food

7.3

Overall

7.7

Entertainment

7.1

Crew

8.4

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
9,257 reviews
KLM
7.7
Good
1,450 reviews
Check prices

Comfort

7.6

Boarding

7.8

Food

7.3

Overall

7.7

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Icelandair
7.1
Good
606 reviews
KLM
7.7
Good
1,450 reviews
Check prices

Comfort

7.6

Boarding

7.8

Food

7.3

Overall

7.7

Entertainment

7.1

Crew

8.4

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
7,775 reviews
KLM
7.7
Good
1,450 reviews
Check prices

Comfort

7.6

Boarding

7.8

Food

7.3

Overall

7.7

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

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

Related info for your journey

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

  • How long is the flight from England to Idaho?

    Departing from England to Idaho will take you 16h 42m. Airlines will cover a distance of 4667 mi. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from England to Idaho that include hotel bookings?

    Yes. In addition to deals on England to Idaho flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from England to Idaho?

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

  • Can I find deals for business class flights from England to Idaho?

    Yes. Cheapflights offers flight deals from England to Idaho 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 England to Idaho?

    Currently, March is the cheapest month in which you can book a flight from England to Idaho (average of £502). Flying from England to Idaho in February is currently the most expensive (average of £701). 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

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Alternative routes for England to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from England to Idaho

Discover the top 3 airlines that operate flights from England to Idaho. 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 9 February 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest£528Average£655FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£530Average£840FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AtlanticCheapest£591Average£860FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic 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 England to Idaho?

Deals for England to Idaho flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from England to Idaho?

Millions of users choose and trust Cheapflights to book the best flight deals from England to Idaho 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 England to Idaho with no change fees?

Yes! Cheapflights helps users easily find flights from England to Idaho with no change fees.

Can Cheapflights notify me if prices for flights from England to Idaho become cheaper?

Yes, Cheapflights offers price alerts on England to Idaho flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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