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Cheap flights from Idaho to England from £344

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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — LHR
5 Apr — 12 Apr1
1 adult

Cheap flight deals from Idaho to England

Keep the following information in mind while searching for Idaho to England flight deals. Data was last updated 31 March 2025.

Round-trip from

£577

One-way from

£344

Popular in

June

Cheapest in

November

Average price

£660
Air Canada
  • Air Canada
  • 27/4-13/5
  • 4 total stops
  • 58h 52m total
  • Idaho to England
Search Deals
10/7
  • 10/7
  • 3 total stops
  • 39h 17m total
  • Idaho to England
Search Deals
Highest demand for flights based on searches. 28% potential increase in price (£219 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£30 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from Idaho to England

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 31 March 2025.

Wed 3/915:43BOI - LHR
2 stops18h 57mScandinavian Airlines
Tue 16/906:40LHR - BOI
2 stops23h 36mScandinavian Airlines
Deal found 30/3£530
Sun 27/413:23BOI - LHR
1 stop14h 27mAmerican Airlines
Tue 13/508:50LHR - BOI
2 stops20h 10mAmerican Airlines
Deal found 31/3£577
Sun 28/907:15BOI - EDI
2 stops17h 45mDelta
Wed 22/1009:00EDI - BOI
2 stops22h 17mDelta
Deal found 30/3£579
Sun 28/912:29BOI - EDI
1 stop12h 56mUnited Airlines
Wed 22/1011:30EDI - BOI
1 stop31h 25mUnited Airlines
Deal found 30/3£581
Wed 30/413:00BOI - LGW
2 stops34h 20mMultiple Airlines
Wed 7/510:55LGW - BOI
1 stop19h 00mMultiple Airlines
Deal found 31/3£582
Wed 31/1207:00GEG - LHR
1 stop21h 00mUnited Airlines
Wed 14/114:30LHR - GEG
2 stops28h 25mUnited Airlines
Deal found 30/3£586
Sun 4/514:20BOI - LHR
1 stop13h 50mKLM
Tue 20/508:40LHR - BOI
2 stops21h 48mKLM
Deal found 30/3£589
Wed 30/417:25BOI - EDI
2 stops16h 05mMultiple Airlines
Wed 7/511:30EDI - BOI
1 stop18h 15mMultiple Airlines
Deal found 31/3£593
Wed 30/414:15BOI - LHR
1 stop16h 15mDelta
Wed 7/508:40LHR - BOI
2 stops19h 26mDelta
Deal found 31/3£593
Tue 30/914:05GEG - LHR
1 stop15h 05mKLM
Tue 14/1006:30LHR - GEG
2 stops16h 12mKLM
Deal found 30/3£593
Wed 30/407:05BOI - LHR
1 stop16h 20mFinnair
Wed 7/512:00LHR - BOI
1 stop17h 00mFinnair
Deal found 31/3£596
Tue 30/913:00GEG - LHR
2 stops16h 30mDelta
Tue 14/1009:55LHR - GEG
2 stops16h 52mDelta
Deal found 30/3£596

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 31 March 2025.
Use the filters below to find and compare flights from Idaho to England that are best for you.

Fly from

Idaho

Fly to

England

Route

Depart

Return

Price

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Sun 27/4

05:00-11:50

2 stops23h 50m

London Heathrow

Tue 13/5

17:40-21:42

2 stops35h 02m

£577

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Thu 15/5

15:39-16:00

2 stops41h 21m

London Heathrow

Tue 20/5

18:40-19:09

2 stops31h 29m

£587

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Sun 4/5

14:20-11:10

1 stop13h 50m

London Heathrow

Tue 20/5

08:40-23:28

2 stops21h 48m

£589

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Sun 4/5

11:25-13:30

2 stops19h 05m

London Heathrow

Tue 20/5

06:30-16:19

2 stops16h 49m

£596

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Mon 12/5

17:10-14:40

1 stop14h 30m

London Heathrow

Tue 20/5

11:15-23:32

1 stop19h 17m

£604

SpokaneLondon

GEG - LHR

GEGLHR

Spokane

Tue 13/5

15:18-14:40

1 stop15h 22m

London Heathrow

Tue 20/5

08:20-20:53

1 stop20h 33m

£604

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Mon 12/5

13:38-14:15

2 stops17h 37m

London Heathrow

Tue 20/5

08:20-22:00

1 stop20h 40m

£609

SpokaneEdinburgh

GEG - EDI

GEGEDI

Spokane

Mon 28/4

05:14-10:35

2 stops21h 21m

Edinburgh Turnhouse

Mon 5/5

11:30-12:38

3 stops33h 08m

£618

SpokaneLondon

GEG - LHR

GEGLHR

Spokane

Sun 21/9

05:43-06:30

2 stops16h 47m

London Heathrow

Sun 28/9

12:05-12:40

2 stops32h 35m

£630

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Thu 24/4

13:31-11:10

1 stop14h 39m

London Heathrow

Thu 1/5

07:25-22:52

2 stops22h 27m

£631

Flights are sorted by cheapest return flights first.

Deals found on 30/3

Showing 1-10 of 55 results
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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, January is the cheapest month in which you can book a flight from Idaho to England (average of £112). Flying from Idaho to England in August is currently the most expensive (average of £164). 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.

What is the cheapest time of day to fly from ID to ENG?

Find hourly flight availability from Idaho to England. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 31 March 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Idaho to England as you normally would.

Rainfall in England by month

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

In terms of precipitation, rainfall in England ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit England when rainfall is around 40.0 mm.

Temperature in England by month

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

If weather is an important factor for your trip to England, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing England

Get insights into the airlines that provide service to England. 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 England. Reviews last updated 31 March 2025.
Peruse reviews from past customers who have flown with Delta, Alaska Airlines and KLM from Idaho to England to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,899 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very Good
7,899 reviews
Delta
8.0
Very Good
7,899 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Alaska Airlines
8.0
Very Good
9,818 reviews
Delta
8.0
Very Good
7,899 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very Good
7,899 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very Good
7,899 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,570 reviews
Delta
8.0
Very Good
7,899 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • What are the cheapest airlines to fly from Idaho to England one-way?

    The cheapet airlines for a one-way flight from Idaho to England are Scandinavian Airlines (£355), KLM (£377), and Lufthansa (£411).

  • 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, January is the cheapest month in which you can book a flight from Idaho to England (average of £112). Flying from Idaho to England in August is currently the most expensive (average of £164). 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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Top airline flying from Idaho to England

Discover the top airline that operate flights from Idaho to England. 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 31 March 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£469Average£927FlexibilityNo 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 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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