Popular in | June |
---|---|
Cheapest in | February |
Round-trip from | $397 |
One-way from | $352 |
Users have found that leaving on a Monday can be a cost-effective option. It’s possible to save up to 54% on your flight compared to booking on days when demand is much higher.
Our data shows that February tends to be the cheapest month to fly to Idaho Falls from St. Louis. Users have commonly found prices around $613 for the month, but tickets can be as low as $313. Due to multiple factors, prepare for potentially higher prices in June.
A simple way to save on the total cost of your ticket is to fly from St. Louis to Idaho Falls in the morning. If you’re flexible enough to do this you can expect to save up to 10% on your trip compared to booking a flight at noon.
Fly from
Fly to
Budget
$473 - $579
Route
Depart
Return
Price
Lambert-St LouisIdaho Falls Fanning Field
STL - IDA
STLIDA
Lambert-St Louis
Wed 6/12
1 stop4h 52m
Idaho Falls Fanning Field
Sat 6/15
2 stops13h 03m
Lambert-St LouisIdaho Falls Fanning Field
STL - IDA
STLIDA
Lambert-St Louis
Fri 10/11
1 stop25h 46m
Idaho Falls Fanning Field
Tue 10/15
1 stop7h 08m
Lambert-St LouisIdaho Falls Fanning Field
STL - IDA
STLIDA
Lambert-St Louis
Wed 6/12
1 stop17h 57m
Idaho Falls Fanning Field
Sat 6/15
1 stop7h 08m
Lambert-St LouisIdaho Falls Fanning Field
STL - IDA
STLIDA
Lambert-St Louis
Fri 7/26
1 stop4h 41m
Idaho Falls Fanning Field
Tue 7/30
1 stop4h 56m
Lambert-St LouisIdaho Falls Fanning Field
STL - IDA
STLIDA
Lambert-St Louis
Fri 7/26
2 stops12h 01m
Idaho Falls Fanning Field
Tue 7/30
1 stop4h 56m
Lambert-St LouisIdaho Falls Fanning Field
STL - IDA
STLIDA
Lambert-St Louis
Thu 7/4
1 stop5h 20m
Idaho Falls Fanning Field
Fri 7/12
1 stop27h 22m
Lambert-St LouisIdaho Falls Fanning Field
STL - IDA
STLIDA
Lambert-St Louis
Thu 7/4
1 stop5h 20m
Idaho Falls Fanning Field
Fri 7/12
2 stops19h 38m
Lambert-St LouisIdaho Falls Fanning Field
STL - IDA
STLIDA
Lambert-St Louis
Fri 7/26
2 stops28h 38m
Idaho Falls Fanning Field
Tue 7/30
1 stop14h 06m
Lambert-St LouisIdaho Falls Fanning Field
STL - IDA
STLIDA
Lambert-St Louis
Fri 5/31
1 stop29h 16m
Idaho Falls Fanning Field
Tue 6/4
1 stop6h 36m
Currently, December is the cheapest month in which you can book a flight from St. Louis to Idaho Falls (average of $397). Flying from St. Louis to Idaho Falls in July is currently the most expensive (average of $623). 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.
January
$469
February
$436
March
$535
April
$467
May
$513
June
$613
July
$623
August
$567
September
$526
October
$484
November
$456
December
$397
IDA Temperature | 23 - 69.8 °F |
---|
Food
Crew
Overall
Comfort
Boarding
Entertainment
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Food
Crew
Overall
Comfort
Boarding
Entertainment
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Food
Crew
Overall
Comfort
Boarding
Entertainment
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Food
Crew
Overall
Comfort
Boarding
Entertainment
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
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