Cheap flights from Idaho to England from $280

This is the cheapest one-way flight price, found on 9/20. Prices may vary by date and flight preferences.
BOI — LHR
Sep 25 — Oct 21

How far in advance should I book a flight from Idaho to England?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 61 days in advance, which can save you up to 70% on flights from Idaho to England compared to booking the week you need them. Waiting 61 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $1,324. For sooner than that we have options available in the next 3 days from $1,845.

What is the cheapest month to fly from Idaho to England?

January can be a great time to fly to England from Idaho with a flight ticket averaging about $964. Cheapflights users have found deals in the month of January for as cheap as $616. The most expensive prices can be found in the month of June.

When is the cheapest time to fly from Idaho to England (ID - ENG)?

When flying from Idaho to England, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap American Airlines flights from Idaho to England

Check out some of the cheapest American Airlines flights we've come across from Idaho to England. Deals update often to give you more flight options matching your criteria

Cheap United Airlines flights from Idaho to England

To aid your search, here are some of the cheapest United Airlines flights we've found from Idaho to England. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.

Cheap Idaho to England flights in September & October 2023

The best prices found for Idaho to England flights for September, October
Scroll through some of the best deals on flights from Idaho to England in 2023. More deals are always being added, so be sure to check back regularly.

Idaho to England 2023 flight deals

Cheap flights to England from Idaho found for this year
Scroll through some of the best deals on flights from Idaho to England in 2023. More deals are always being added, so be sure to check back regularly.

Idaho to England flights leaving soon

Late deals on return flights to England from Idaho, departing today and this week
Check out these flights departing soon from Idaho to England. Tip: verify your flight details before completing your reservation.

One-way flights to England from Idaho

The cheapest one-way flights from Idaho to England
Some of the best available deals we've found on one-way flights from Idaho to England. Users in need of a round-trip flight from Idaho to England instead should update the search form at the top of page.

Find flights from Idaho to England within your budget

Use the slider to find flights from Idaho to England that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$625 - $717

Route

Depart

Return

Price

Boise Air Term. Gowen FldLondon Heathrow

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Wed 10/11

1 stop16h 40m

London Heathrow

Wed 10/18

2 stops18h 13m

Idaho Falls Fanning FieldLondon Heathrow

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Mon 11/27

1 stop32h 28m

London Heathrow

Thu 12/7

2 stops36h 53m

Idaho Falls Fanning FieldLondon Heathrow

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Wed 3/6

1 stop14h 10m

London Heathrow

Thu 3/14

2 stops29h 24m

SpokaneLondon Heathrow

GEG - LHR

GEGLHR

Spokane

Wed 11/1

1 stop13h 00m

London Heathrow

Fri 11/10

2 stops20h 08m

Boise Air Term. Gowen FldLondon Heathrow

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Sun 11/12

2 stops16h 40m

London Heathrow

Tue 11/21

2 stops18h 39m

Idaho Falls Fanning FieldLondon Heathrow

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Wed 3/6

1 stop18h 13m

London Heathrow

Thu 3/14

1 stop27h 12m

Boise Air Term. Gowen FldLondon Heathrow

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Fri 10/6

2 stops56h 48m

London Heathrow

Tue 10/17

2 stops42h 08m

Boise Air Term. Gowen FldLondon Heathrow

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Sun 11/5

1 stop19h 10m

London Heathrow

Mon 11/13

2 stops15h 59m

SpokaneLondon City

GEG - LCY

GEGLCY

Spokane

Wed 12/6

2 stops18h 52m

London City

Wed 12/13

2 stops20h 40m

Flights are sorted by cheapest first

Deals found on 9/19

Reviews of airlines servicing England

Get a feel of what it's like to fly with American Airlines, United Airlines and KLM from Idaho to England by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
3,016 reviews

Boarding

8.0

Food

7.2

Crew

8.5

Overall

7.9

Comfort

7.9

Entertainment

7.8

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

Delta
7.9
Good
3,016 reviews
Delta
7.9
Good
3,016 reviews

Boarding

8.0

Food

7.2

Crew

8.5

Overall

7.9

Comfort

7.9

Entertainment

7.8

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

Air France
7.6
Good
274 reviews
Delta
7.9
Good
3,016 reviews

Boarding

8.0

Food

7.2

Crew

8.5

Overall

7.9

Comfort

7.9

Entertainment

7.8

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

Finnair
7.5
Good
342 reviews
Delta
7.9
Good
3,016 reviews

Boarding

8.0

Food

7.2

Crew

8.5

Overall

7.9

Comfort

7.9

Entertainment

7.8

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

KLM
7.5
Good
196 reviews
Delta
7.9
Good
3,016 reviews

Boarding

8.0

Food

7.2

Crew

8.5

Overall

7.9

Comfort

7.9

Entertainment

7.8

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

United Airlines
7.4
Good
1,887 reviews
Delta
7.9
Good
3,016 reviews

Boarding

8.0

Food

7.2

Crew

8.5

Overall

7.9

Comfort

7.9

Entertainment

7.8

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

Related info for your journey

Useful info, stats and facts about Idaho to England flights.

Can I find flights from Idaho to England for under $700 on Cheapflights?

Yes, there are multiple flights from Idaho to England for under $700. The cheapest flight booked recently is on American Airlines for just $625, but on average you can expect to pay $639.

Are there last-minute flights available from Idaho to England for under $1,500?

There are currently 20+ open flights from Idaho to England within the next 7 days for less than $1,500.

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

To fly one-way, consider booking your trip with Lufthansa, which is currently one of the cheapest options available, starting at $461. WestJet flights start at $478 while deals on Condor start at $548 one-way.

What does BOI to LHR mean?

BOI and LHR are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. BOI to LHR refers to a flight route from Boise Air Term. Gowen Fld Airport to London Heathrow Airport. Manchester Airport (MAN), Birmingham Airport (BHX), London Gatwick Airport (LGW), London Stansted Airport (STN), Bristol Airport (BRS) are some additional IATA codes for airports related to your trip.

Destination points for flights from Idaho to England

Select to see more specific information for flights from Idaho to all places in England

Top 6 airlines flying from Idaho to England

The chart below displays the airlines Cheapflights users traveling from Idaho to England choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$608Average$786FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
American AirlinesCheapest$654Average$1,074FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Virgin AtlanticCheapest$668Average$863FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
DeltaCheapest$675Average$1,083FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$690Average$866FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
KLMCheapest$738Average$1,333FlexibilityNo cancel feeOn-time75%
Search KLM flights
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