Cheap flights from Idaho Falls (IDA) to London (LON)

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How to find the cheapest flight from
Idaho Falls (IDA) to London (LON)

All the information you need to plan the best IDA to LON flight in 2021: compare Idaho Falls to London flight prices with the expected peak season, weather and rainfall in London.
When is the cheapest time to fly from Idaho Falls to London (IDA - LON)?

It’s typically best to fly out from Idaho Falls to London in the morning. Doing so could potentially save you 28% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly round-trip from Idaho Falls to London?

Users have found that flying from Idaho Falls to London on a Friday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

Cheap flights from Idaho Falls to London in October, November 2021

The best prices found for IDA to LON flights for October, November
29 Oct - 5 Nov
$1,700pp
IDA
Idaho Falls Fanning Field
Multiple Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
 
1 STOP
IDA
Idaho Falls Fanning Field
29 Oct - 5 Nov
$1,732pp
IDA
Idaho Falls Fanning Field
Delta
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Delta
   
2 STOPS
IDA
Idaho Falls Fanning Field
29 Oct - 5 Nov
$1,734pp
IDA
Idaho Falls Fanning Field
American Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
American Airlines
 
1 STOP
IDA
Idaho Falls Fanning Field

Idaho Falls Fanning Field to London 2021 flight deals

Cheap flights to London from Idaho Falls found for this year
8 Dec - 13 Jan
$673pp
IDA
Idaho Falls Fanning Field
United Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
United Airlines
   
2 STOPS
IDA
Idaho Falls Fanning Field
8 Dec - 13 Jan
$678pp
IDA
Idaho Falls Fanning Field
American Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
American Airlines
   
2 STOPS
IDA
Idaho Falls Fanning Field
8 Dec - 13 Jan
$692pp
IDA
Idaho Falls Fanning Field
American Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
American Airlines
 
1 STOP
IDA
Idaho Falls Fanning Field

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Idaho Falls</span> to <span class="emphasized">London</span> flights.

Flight FAQs

From Idaho Falls to London

What airport do you fly from for flights from Idaho Falls to London?

Located just 3.8 mi from the city center, Idaho Falls Fanning Field is the airport most travelers will use when flying to London from Idaho Falls. Booking flights from Fanning Field (IDA) to London should be relatively easy as there are 0 daily outbound flights to London from 1 airline.

Which airlines flying from Idaho Falls Fanning Field to London have flexible changes due to COVID-19?

One of the carriers operating flights from Idaho Falls Fanning Field to London that may be offering flexible change policies is United Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

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

Yes, there are multiple flights from Idaho Falls to London for under $700. The cheapest flight booked recently is on United Airlines for just $666, but on average you can expect to pay $1,095.

COVID Restrictions

View COVID Travel Restrictions for London, England

Do I need a COVID test to fly to London from Idaho Falls?

Information is based on travel restrictions from Idaho Falls Fanning Field to London

Most visitors from Idaho Falls Fanning Field need to provide a negative COVID-19 test result and/or quarantine to enter London.

COVID-19 testing requirements
Visitors from Idaho Falls Fanning Field must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to London.

Quarantine requirements
Visitors from Idaho Falls Fanning Field are not required to quarantine after entering London.

Documents
Mandatory passenger locator form - Submit the form any time in the 48 hours before arriving in the UK. Show the form when checking in your plane, train or ferry to the UK.

Managed quarantine package for Scotland - All travelers arriving directly to Scotland are required to book their Managed Quarantine Package prior to travel.

COVID-19 testing package - All travelers must book and pay for a COVID-19 Testing Package prior to travel to England and Scotland.


Do I need a test to fly back to Idaho Falls from London?

Returning to Idaho Falls Fanning Field from London

COVID-19 testing requirements
Visitors from London must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Idaho Falls Fanning Field.

Quarantine requirements
Visitors from London are not required to quarantine after entering Idaho Falls Fanning Field.

Hide COVID Travel Restrictions for London, England

Alternative routes for Idaho Falls to London

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

Destination information for London

Things to know before you go - useful duration and weather info for your trip from Idaho Falls to London.
Today's exchange rate
$1 = £0.73
Average temperature for October in London
60.8 °F
Avg rainfall for October in London
2.8 ″

Airports servicing Idaho Falls

Airports servicing London

Gatwick (LGW)
Stansted (STN)
London City (LCY)
Luton (LTN)
Southend (SEN)
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