Fly to
Budget
£458 - £507
Route
Depart
Return
Price
Idaho Falls Fanning FieldLondon Heathrow
IDA - LHR
IDALHR
Idaho Falls Fanning Field
Tue 7/1
2 stops17h 10m
London Heathrow
Tue 21/1
2 stops30h 03m
Idaho Falls Fanning FieldLondon Heathrow
IDA - LHR
IDALHR
Idaho Falls Fanning Field
Tue 1/10
1 stop14h 58m
London Heathrow
Thu 31/10
2 stops36h 08m
Idaho Falls Fanning FieldLondon Heathrow
IDA - LHR
IDALHR
Idaho Falls Fanning Field
Tue 1/10
2 stops29h 47m
London Heathrow
Thu 31/10
2 stops36h 08m
Idaho Falls Fanning FieldLondon Heathrow
IDA - LHR
IDALHR
Idaho Falls Fanning Field
Tue 1/10
1 stop22h 20m
London Heathrow
Thu 31/10
1 stop15h 39m
Idaho Falls Fanning FieldLondon Heathrow
IDA - LHR
IDALHR
Idaho Falls Fanning Field
Mon 7/10
1 stop21h 55m
London Heathrow
Mon 21/10
2 stops19h 37m
Idaho Falls Fanning FieldLondon Heathrow
IDA - LHR
IDALHR
Idaho Falls Fanning Field
Mon 2/9
1 stop13h 59m
London Heathrow
Thu 12/9
1 stop15h 37m
Idaho Falls Fanning FieldLondon Heathrow
IDA - LHR
IDALHR
Idaho Falls Fanning Field
Mon 7/10
2 stops19h 42m
London Heathrow
Mon 21/10
2 stops36h 26m
Idaho Falls Fanning FieldLondon Heathrow
IDA - LHR
IDALHR
Idaho Falls Fanning Field
Mon 2/9
2 stops18h 45m
London Heathrow
Thu 12/9
1 stop18h 15m
Idaho Falls Fanning FieldLondon Heathrow
IDA - LHR
IDALHR
Idaho Falls Fanning Field
Thu 31/10
1 stop16h 45m
London Heathrow
Thu 14/11
2 stops37h 08m
No data available for this route at this time. Please check back soon.
Boarding
Food
Crew
Entertainment
Overall
Comfort
Reviews
A/C was not working on the ground so it was 110 degrees on the plane when we boarded and we sat there for almost 40 minutes because Austin’s gate system has not kept up with growth. Not Alaska’s fault 100% but it was miserable.
Boarding
Food
Crew
Entertainment
Overall
Comfort
Reviews
A/C was not working on the ground so it was 110 degrees on the plane when we boarded and we sat there for almost 40 minutes because Austin’s gate system has not kept up with growth. Not Alaska’s fault 100% but it was miserable.
Boarding
Food
Crew
Entertainment
Overall
Comfort
Reviews
A/C was not working on the ground so it was 110 degrees on the plane when we boarded and we sat there for almost 40 minutes because Austin’s gate system has not kept up with growth. Not Alaska’s fault 100% but it was miserable.
Boarding
Food
Crew
Entertainment
Overall
Comfort
Reviews
A/C was not working on the ground so it was 110 degrees on the plane when we boarded and we sat there for almost 40 minutes because Austin’s gate system has not kept up with growth. Not Alaska’s fault 100% but it was miserable.
Boarding
Food
Crew
Entertainment
Overall
Comfort
Reviews
A/C was not working on the ground so it was 110 degrees on the plane when we boarded and we sat there for almost 40 minutes because Austin’s gate system has not kept up with growth. Not Alaska’s fault 100% but it was miserable.
Boarding
Food
Crew
Entertainment
Overall
Comfort
Reviews
A/C was not working on the ground so it was 110 degrees on the plane when we boarded and we sat there for almost 40 minutes because Austin’s gate system has not kept up with growth. Not Alaska’s fault 100% but it was miserable.
Cheapflights makes it easy to find flights from Idaho Falls by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Idaho Falls for you. Better yet — we are completely free to use.
Need flexible booking options for your flight from Idaho Falls ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!