Popular in | March |
---|---|
Cheapest in | September |
Average price | $752 |
Round-trip from | $322 |
Our data shows that September tends to be the cheapest month to fly to St. Louis from Idaho Falls. Users have commonly found prices around $637 for the month, but tickets can be as low as $375. Due to multiple factors, prepare for potentially higher prices in March.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 16% on flights from Idaho Falls to St. Louis by exploring options for tickets at noon.
Fly from
Fly to
Budget
$447 - $626
Route
Depart
Return
Price
Idaho Falls Fanning FieldLambert-St Louis
IDA - STL
IDASTL
Idaho Falls Fanning Field
Fri 5/31
1 stop7h 27m
Lambert-St Louis
Mon 6/3
1 stop8h 52m
Idaho Falls Fanning FieldLambert-St Louis
IDA - STL
IDASTL
Idaho Falls Fanning Field
Fri 5/31
1 stop7h 27m
Lambert-St Louis
Fri 6/7
1 stop20h 11m
Idaho Falls Fanning FieldLambert-St Louis
IDA - STL
IDASTL
Idaho Falls Fanning Field
Fri 5/31
1 stop4h 46m
Lambert-St Louis
Sat 6/8
2 stops11h 52m
Idaho Falls Fanning FieldLambert-St Louis
IDA - STL
IDASTL
Idaho Falls Fanning Field
Sat 6/1
1 stop5h 19m
Lambert-St Louis
Sat 6/15
1 stop17h 55m
Idaho Falls Fanning FieldLambert-St Louis
IDA - STL
IDASTL
Idaho Falls Fanning Field
Fri 5/31
1 stop7h 27m
Lambert-St Louis
Wed 6/5
1 stop10h 21m
Idaho Falls Fanning FieldLambert-St Louis
IDA - STL
IDASTL
Idaho Falls Fanning Field
Fri 5/31
2 stops15h 10m
Lambert-St Louis
Sat 6/8
2 stops11h 52m
Idaho Falls Fanning FieldLambert-St Louis
IDA - STL
IDASTL
Idaho Falls Fanning Field
Wed 8/7
1 stop27h 13m
Lambert-St Louis
Fri 8/9
2 stops24h 47m
Idaho Falls Fanning FieldLambert-St Louis
IDA - STL
IDASTL
Idaho Falls Fanning Field
Wed 8/7
1 stop27h 13m
Lambert-St Louis
Fri 8/9
1 stop25h 41m
Idaho Falls Fanning FieldLambert-St Louis
IDA - STL
IDASTL
Idaho Falls Fanning Field
Fri 5/31
1 stop14h 59m
Lambert-St Louis
Wed 6/5
2 stops16h 43m
Currently, September is the cheapest month in which you can book a flight from Idaho Falls to St. Louis (average of $322). Flying from Idaho Falls to St. Louis in July is currently the most expensive (average of $372). 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
$326
February
$331
March
$357
April
$337
May
$342
June
$369
July
$372
August
$336
September
$322
October
$324
November
$336
December
$326
STL Temperature | 32 - 80.6 °F |
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Comfort
Food
Crew
Overall
Boarding
Entertainment
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Comfort
Food
Crew
Overall
Boarding
Entertainment
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Comfort
Food
Crew
Overall
Boarding
Entertainment
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Comfort
Food
Crew
Overall
Boarding
Entertainment
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Comfort
Food
Crew
Overall
Boarding
Entertainment
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
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