Most accurate provider | AranGrant 3 stars |
---|---|
Most trusted provider | AranGrant 3 stars |
Round-trip from | $720 (United Airlines) |
Popular in | November |
Cheapest in | October |
Average price | $815 |
Fly from
Fly to
Route
Depart
Return
Price
Idaho FallsLondon
IDA - LHR
IDALHR
Idaho Falls Fanning Field
Wed 5/14
10:53 am-9:40 am
1 stop15h 47m
London Heathrow
Wed 5/21
2:05 pm-10:51 pm
2 stops39h 46m
Idaho FallsLondon
IDA - LHR
IDALHR
Idaho Falls Fanning Field
Wed 5/14
12:30 pm-2:35 pm
2 stops19h 05m
London Heathrow
Wed 5/21
11:45 am-10:51 pm
2 stops18h 06m
Idaho FallsLondon
IDA - LHR
IDALHR
Idaho Falls Fanning Field
Sat 10/4
11:20 am-9:50 am
1 stop15h 30m
London Heathrow
Wed 10/15
11:00 am-10:20 pm
1 stop18h 20m
Idaho FallsLondon
IDA - LHR
IDALHR
Idaho Falls Fanning Field
Wed 5/21
6:00 am-6:50 am
1 stop17h 50m
London Heathrow
Wed 5/28
8:20 am-9:17 pm
1 stop19h 57m
Idaho FallsLondon
IDA - LHR
IDALHR
Idaho Falls Fanning Field
Mon 7/28
6:10 am-9:50 am
1 stop20h 40m
London Heathrow
Wed 8/6
6:15 am-10:15 pm
2 stops23h 00m
Idaho FallsLondon
IDA - LHR
IDALHR
Idaho Falls Fanning Field
Thu 7/31
6:51 am-10:50 am
1 stop20h 59m
London Heathrow
Sat 8/9
8:50 am-9:01 pm
2 stops19h 11m
Idaho FallsLondon
IDA - LHR
IDALHR
Idaho Falls Fanning Field
Sun 8/3
4:03 pm-1:40 pm
1 stop14h 37m
London Heathrow
Wed 8/6
9:50 am-10:39 pm
1 stop19h 49m
Provider | Price Accuracy | Trust Score* |
---|---|---|
Price Accuracy3 stars | Trust Score*2 stars | |
Price Accuracy3 stars | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*3 stars |
Currently, November is the cheapest month in which you can book a flight from Idaho Falls to London Heathrow Airport (average of $661). Flying from Idaho Falls to London Heathrow Airport in June is currently the most expensive (average of $1,110). 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.
Unlike in the morning, when flights are generally more expensive, you can save up to 34% on flights from Idaho Falls to London Heathrow Airport by exploring options for tickets at noon.
In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.
If weather is an important factor for your trip to London Heathrow Airport, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).
Boarding
Comfort
Crew
Entertainment
Food
Overall
Reviews
Anonymous,Apr 2025
LAS - STS
Boarding
Comfort
Crew
Entertainment
Food
Overall
Reviews
Anonymous,Apr 2025
LAS - STS
Boarding
Comfort
Crew
Entertainment
Food
Overall
Reviews
Anonymous,Apr 2025
LAS - STS
Boarding
Comfort
Crew
Entertainment
Food
Overall
Reviews
Anonymous,Apr 2025
LAS - STS
Boarding
Comfort
Crew
Entertainment
Food
Overall
Reviews
Anonymous,Apr 2025
LAS - STS
Boarding
Comfort
Crew
Entertainment
Food
Overall
Reviews
Anonymous,Apr 2025
LAS - STS
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$720 | Average$1,356 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$815 | Average$1,207 | FlexibilityNo cancel fee | On-timeN/A |