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 2022: compare Idaho Falls to London flight prices with the expected peak season, weather and rainfall in London.
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 Tuesday 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.

What is the cheapest month to fly from Idaho Falls to London?

The best pricing can be found in the month of February. Prices to London from Idaho Falls average $1,038. You can even find prices in February for less than $1,038, as users have found deals to London from as low as $614. The month of August appears to be one of the more expensive times to travel to London from Idaho Falls. Flying in the targeted month can save you up to 40%.

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 afternoon. Doing so could potentially save you 7% on the flight price compared to flying in the morning, which is usually more expensive.

Cheap flights from Idaho Falls to London in August, September 2022

The best prices found for IDA to LON flights for August, September
29 Sep - 7 Oct
$787pp
IDA
Idaho Falls Fanning Field
United Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
United Airlines
   
2 STOPS
IDA
Idaho Falls Fanning Field
29 Sep - 7 Oct
$801pp
IDA
Idaho Falls Fanning Field
United Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
United Airlines
 
1 STOP
IDA
Idaho Falls Fanning Field
23 Sep - 26 Oct
$811pp
IDA
Idaho Falls Fanning Field
Virgin Atlantic
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Virgin Atlantic
   
2 STOPS
IDA
Idaho Falls Fanning Field

Idaho Falls Fanning Field to London 2022 flight deals

Cheap flights to London from Idaho Falls found for this year
12 Oct - 26 Oct
$676pp
IDA
Idaho Falls Fanning Field
Virgin Atlantic
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Virgin Atlantic
   
2 STOPS
IDA
Idaho Falls Fanning Field
12 Oct - 26 Oct
$693pp
IDA
Idaho Falls Fanning Field
Virgin Atlantic
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Virgin Atlantic
 
1 STOP
IDA
Idaho Falls Fanning Field
19 Oct - 2 Nov
$708pp
IDA
Idaho Falls Fanning Field
Virgin Atlantic
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Virgin Atlantic
   
2 STOPS
IDA
Idaho Falls Fanning Field

Cheap KLM flights from Idaho Falls to London

12 Oct - 25 Oct
$733pp
IDA
Idaho Falls Fanning Field
KLM
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
KLM
   
2 STOPS
IDA
Idaho Falls Fanning Field
11 Oct - 26 Oct
$755pp
IDA
Idaho Falls Fanning Field
KLM
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
KLM
   
2 STOPS
IDA
Idaho Falls Fanning Field
11 Oct - 19 Oct
$774pp
IDA
Idaho Falls Fanning Field
KLM
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
KLM
 
1 STOP
IDA
Idaho Falls Fanning Field

Cheap United Airlines flights from Idaho Falls to London

12 Oct - 2 Nov
$742pp
IDA
Idaho Falls Fanning Field
United Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
United Airlines
   
2 STOPS
IDA
Idaho Falls Fanning Field
29 Sep - 7 Oct
$787pp
IDA
Idaho Falls Fanning Field
United Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
United Airlines
   
2 STOPS
IDA
Idaho Falls Fanning Field
20 Sep - 28 Oct
$836pp
IDA
Idaho Falls Fanning Field
United Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
United Airlines
 
1 STOP
IDA
Idaho Falls Fanning Field

One-way flights to London from Idaho Falls

The cheapest one-way flights from Idaho Falls to London
2:15 am - 2:20 am
Delta
2 Stops
17h 05m
IDA - LHR
Delta
$710
Delta
5:15 am - 8:55 am
Multiple Airlines
3 Stops
44h 40m
IDA - LHR
Multiple Airlines
$742
Kiwi.com
3:00 am - 4:00 am
American Airlines
2 Stops
18h 00m
IDA - LHR
American Airlines

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 2 different airlines.

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

Some of the carriers operating flights from Idaho Falls Fanning Field to London that may be offering flexible cancellation policies are United Airlines and American 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 Virgin Atlantic for just $676, but on average you can expect to pay $757.

What are the cheapest airlines flying from Idaho Falls to London round-trip?

Cheapflights users have booked flights from Idaho Falls to London round-trip from $676. Other airlines that can offer you cheap pricing are KLM, from $733, and United Airlines, from $742. You may be able to fly from Idaho Falls to London for 34% less than the average price by searching for these airlines.

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 can enter London without restrictions.

COVID-19 testing requirements
Visitors from Idaho Falls Fanning Field are not required to present a negative COVID-19 PCR test or antigen result upon entering London.

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

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 are not required to present a negative COVID-19 PCR test or antigen result upon entering 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.