Popular in | June |
---|---|
Cheapest in | February |
Round-trip from | $397 |
One-way from | $297 |
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 $612 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
$546 - $652
Route
Depart
Return
Price
Lambert-St LouisIdaho Falls Fanning Field
STL - IDA
STLIDA
Lambert-St Louis
Fri 5/31
1 stop25h 30m
Idaho Falls Fanning Field
Tue 6/4
1 stop25h 53m
Lambert-St LouisIdaho Falls Fanning Field
STL - IDA
STLIDA
Lambert-St Louis
Thu 7/4
1 stop13h 00m
Idaho Falls Fanning Field
Fri 7/12
2 stops19h 38m
Lambert-St LouisIdaho Falls Fanning Field
STL - IDA
STLIDA
Lambert-St Louis
Fri 5/31
1 stop25h 30m
Idaho Falls Fanning Field
Tue 6/4
2 stops20h 45m
Lambert-St LouisIdaho Falls Fanning Field
STL - IDA
STLIDA
Lambert-St Louis
Fri 10/11
1 stop25h 20m
Idaho Falls Fanning Field
Tue 10/15
1 stop21h 50m
Lambert-St LouisIdaho Falls Fanning Field
STL - IDA
STLIDA
Lambert-St Louis
Fri 6/28
1 stop4h 52m
Idaho Falls Fanning Field
Mon 7/8
1 stop4h 39m
Lambert-St LouisIdaho Falls Fanning Field
STL - IDA
STLIDA
Lambert-St Louis
Sat 6/8
2 stops11h 52m
Idaho Falls Fanning Field
Mon 6/10
1 stop4h 58m
Lambert-St LouisIdaho Falls Fanning Field
STL - IDA
STLIDA
Lambert-St Louis
Sat 6/8
2 stops11h 52m
Idaho Falls Fanning Field
Mon 6/10
2 stops13h 15m
Lambert-St LouisIdaho Falls Fanning Field
STL - IDA
STLIDA
Lambert-St Louis
Sun 6/9
1 stop17h 57m
Idaho Falls Fanning Field
Mon 6/10
1 stop21h 04m
Lambert-St LouisIdaho Falls Fanning Field
STL - IDA
STLIDA
Lambert-St Louis
Sat 6/8
1 stop8h 52m
Idaho Falls Fanning Field
Mon 6/10
1 stop21h 04m
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 $622). 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
$446
March
$535
April
$467
May
$494
June
$614
July
$622
August
$555
September
$532
October
$485
November
$456
December
$397
IDA Temperature | 23 - 69.8 °F |
---|
Boarding
Entertainment
Crew
Overall
Comfort
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Boarding
Entertainment
Crew
Overall
Comfort
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Boarding
Entertainment
Crew
Overall
Comfort
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Boarding
Entertainment
Crew
Overall
Comfort
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
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