
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $601 (Air France) |
One-way from | $399 (United Airlines) |
Popular in | December |
Cheapest in | March |
Average price | $764 |
Fly from
Fly to
Route
Depart
Return
Price
Idaho FallsLondon
IDA - LHR
IDALHR
Idaho Falls Fanning Field
dom. 11/23
6:57 pm-8:45 am
2 stops30h 48m
London Heathrow
mié. 12/3
4:35 pm-12:37 pm
2 stops27h 02m
Idaho FallsLondon
IDA - LHR
IDALHR
Idaho Falls Fanning Field
lun. 11/24
6:00 am-10:00 am
1 stop21h 00m
London Heathrow
mié. 12/3
11:20 am-10:21 pm
2 stops18h 01m
Idaho FallsLondon
IDA - LHR
IDALHR
Idaho Falls Fanning Field
dom. 12/7
7:06 pm-10:00 am
1 stop31h 54m
London Heathrow
dom. 12/14
8:40 am-10:21 pm
2 stops44h 41m
Idaho FallsLondon
IDA - LHR
IDALHR
Idaho Falls Fanning Field
mié. 12/3
10:58 am-9:40 am
1 stop15h 42m
London Heathrow
lun. 12/8
11:10 am-9:12 pm
2 stops41h 02m
Idaho FallsLondon
IDA - LHR
IDALHR
Idaho Falls Fanning Field
mar. 10/28
8:30 am-5:55 am
2 stops15h 25m
Idaho FallsLondon
IDA - LHR
IDALHR
Idaho Falls Fanning Field
mié. 10/29
10:50 am-9:40 am
1 stop16h 50m
Idaho FallsLondon
IDA - LHR
IDALHR
Idaho Falls Fanning Field
lun. 11/3
4:15 pm-9:40 am
1 stop34h 25m
Idaho FallsLondon
IDA - LHR
IDALHR
Idaho Falls Fanning Field
dom. 11/2
4:15 pm-10:55 pm
2 stops23h 40m
Idaho FallsLondon
IDA - LHR
IDALHR
Idaho Falls Fanning Field
lun. 11/3
8:52 pm-5:30 pm
3 stops37h 38m
Idaho FallsLondon
IDA - LHR
IDALHR
Idaho Falls Fanning Field
sáb. 11/1
2:45 pm-10:15 am
2 stops37h 30m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
Currently, March is the cheapest month in which you can book a flight from Idaho Falls to London (average of $693). Flying from Idaho Falls to London in June is currently the most expensive (average of $1,127). 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.
It’s typically best to fly out from Idaho Falls to London in the morning. Doing so could potentially save you 34% on the flight price compared to flying at noon, which is usually more expensive.
Entertainment
Food
Comfort
Overall
Crew
Boarding
Reviews
Tim,Sep 2025
IAD - GSP
Entertainment
Food
Comfort
Overall
Crew
Boarding
Reviews
Tim,Sep 2025
IAD - GSP
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$699 | Average$1,037 | FlexibilityNo cancel fee | On-time69% |