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Cheap flights from Idaho to England from £235

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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — LHR
6 Apr — 13 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Idaho to England

Enter your travel dates to find the best prices.

Cheapest flights from Idaho to England
Explore the most affordable flight options available from Idaho to England. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 March 2026.

Tue 6/1010:38
BOI
-
LHR
2 stops24h 52m
Scandinavian Airlines
Tue 20/1010:20
LHR
-
BOI
2 stops19h 48m
Scandinavian Airlines
Deal found 3/3£528
Tue 6/1010:38
BOI
-
LHR
2 stops22h 22m
Scandinavian Airlines
Tue 13/1010:20
LHR
-
BOI
2 stops19h 48m
Scandinavian Airlines
Deal found 6/3£539
Tue 15/913:00
GEG
-
LHR
2 stops20h 40m
Scandinavian Airlines
Sat 26/906:40
LHR
-
GEG
2 stops20h 07m
Scandinavian Airlines
Deal found 5/3£539
Tue 22/913:00
GEG
-
LHR
2 stops21h 30m
Scandinavian Airlines
Sat 3/1006:40
LHR
-
GEG
2 stops18h 28m
Scandinavian Airlines
Deal found 6/3£539
Wed 9/906:05
GEG
-
MAN
2 stops23h 05m
Multiple Airlines
Wed 7/1007:55
MAN
-
GEG
2 stops22h 24m
Multiple Airlines
Deal found 2/3£545
Tue 22/912:42
BOI
-
LHR
2 stops22h 48m
Scandinavian Airlines
Mon 28/919:50
LHR
-
BOI
3 stops29h 45m
Scandinavian Airlines
Deal found 6/3£545
Tue 29/910:23
BOI
-
LHR
2 stops22h 37m
Scandinavian Airlines
Tue 6/1006:40
LHR
-
BOI
2 stops18h 53m
Scandinavian Airlines
Deal found 4/3£548
Tue 22/912:42
BOI
-
LHR
2 stops21h 58m
Scandinavian Airlines
Mon 5/1018:40
LHR
-
BOI
2 stops32h 37m
Scandinavian Airlines
Deal found 2/3£550
Mon 17/815:30
BOI
-
LHR
2 stops41h 30m
Scandinavian Airlines
Tue 25/806:40
LHR
-
BOI
2 stops23h 24m
Scandinavian Airlines
Deal found 6/3£551
Fri 2/1012:42
BOI
-
LHR
2 stops37h 38m
Scandinavian Airlines
Fri 9/1010:20
LHR
-
BOI
2 stops39h 13m
Scandinavian Airlines
Deal found 4/3£552
Fri 25/913:00
GEG
-
LHR
2 stops36h 20m
Scandinavian Airlines
Sat 10/1006:40
LHR
-
GEG
2 stops20h 08m
Scandinavian Airlines
Deal found 4/3£552
Wed 9/906:30
GEG
-
MAN
2 stops19h 50m
Delta
Wed 7/1005:50
MAN
-
GEG
2 stops25h 52m
Delta
Deal found 3/3£553

Find flight deals from Idaho to England

Keep the following information in mind while searching for Idaho to England flight deals. Data was last updated 7 March 2026.

Round-trip from

£551

One-way from

£235

Popular in

January

Cheapest in

October

Average price

£616
Scandinavian Airlines
  • Scandinavian Airlines
  • 17/8-25/8
  • 4 total stops
  • 64h 54m total
  • Idaho to England
Search Deals
9/8
  • 9/8
  • 2 total stops
  • 29h 41m total
  • Idaho to England
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (£172 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease (£49 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Idaho to England 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 7 March 2026.
Use the filters below to find and compare flights from Idaho to England that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SpokaneManchester

GEG - MAN

GEGMAN

Spokane

Wed 13/5

12:25-23:15

2 stops26h 50m

Manchester

Tue 19/5

05:55-21:40

2 stops23h 45m

£572

SpokaneManchester

GEG - MAN

GEGMAN

Spokane

Wed 13/5

09:30-10:10

2 stops16h 40m

Manchester

Tue 19/5

13:00-21:20

1 stop16h 20m

£627

SpokaneLondon

GEG - LCY

GEGLCY

Spokane

Wed 12/8

13:38-17:55

2 stops20h 17m

London City

Tue 1/9

09:15-21:04

2 stops19h 49m

£629

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Sun 26/4

08:59-12:10

1 stop20h 11m

London Heathrow

Wed 6/5

06:30-16:14

2 stops16h 44m

£644

SpokaneManchester

GEG - MAN

GEGMAN

Spokane

Wed 22/7

11:09-10:25

2 stops15h 16m

Manchester

Wed 29/7

09:00-23:51

2 stops46h 51m

£652

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Wed 15/4

06:00-14:40

2 stops24h 40m

London Gatwick

Wed 22/4

15:40-23:55

2 stops16h 15m

£652

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Tue 7/4

13:10-13:50

2 stops17h 40m

London Heathrow

Tue 14/4

06:30-18:17

2 stops18h 47m

£655

SpokaneLondon

GEG - LHR

GEGLHR

Spokane

Wed 1/4

07:10-06:55

2 stops15h 45m

London Heathrow

Fri 17/4

07:25-21:35

2 stops22h 10m

£663

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Mon 27/4

14:18-11:20

1 stop14h 02m

London Heathrow

Fri 8/5

06:30-20:34

2 stops21h 04m

£666

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 1/9

08:15-07:25

1 stop16h 10m

London Heathrow

Wed 30/9

14:05-13:30

2 stops30h 25m

£667

Flights are sorted by cheapest return flights first.

Deals found on 3/3

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Idaho to England

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

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

Currently, October is the cheapest month in which you can book a flight from Idaho to England (average of £465). Flying from Idaho to England in June is currently the most expensive (average of £812). 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 Idaho to England?

Related info for your journey

Find useful and relevant information for your journey from Idaho to England. 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 Idaho to England?

    Lufthansa, Delta, and Icelandair can get you from Idaho to England in just under 16h 40m. Your travel time can differ by up to 10h 10m. The distance from Idaho to England is about 4495 mi. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Idaho to England (average of £465). Flying from Idaho to England in June is currently the most expensive (average of £812). 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 Idaho to England

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

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How does Cheapflights help users find flights from Idaho to England?

Cheapflights makes it easy to find Idaho to England 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 Idaho to England?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to England from Idaho.

Can Cheapflights find flights from Idaho to England with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Idaho to England flexibly with Cheapflights today.

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

Of course! You can now track prices for flights from Idaho to England and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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