Users have found that booking a flight from St. Louis to USA at least 58 days early can save you up to 185% on average compared to booking a flight this week. If booking 58 days before your flight isn’t an option for you, users have found flights from St. Louis to USA for as little as $290 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $562 for flights departing within the next 3 days.
Flights from St. Louis to USA lean towards being more expensive in June. Prices are generally better when you fly from St. Louis to USA in September, with the cheapest ticket starting at $129.
When flying from St. Louis to USA, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Fly from
Fly to
Budget
$51 - $141
Route
Depart
Return
Price
Lambert-St LouisLas Vegas Harry Reid Intl
STL - LAS
STLLAS
Lambert-St Louis
Tue 5/21
Nonstop3h 48m
Las Vegas Harry Reid Intl
Wed 5/22
Nonstop3h 12m
Lambert-St LouisLas Vegas Harry Reid Intl
STL - LAS
STLLAS
Lambert-St Louis
Sun 6/2
Nonstop3h 48m
Las Vegas Harry Reid Intl
Wed 6/5
Nonstop3h 16m
Lambert-St LouisDenver Intl
STL - DEN
STLDEN
Lambert-St Louis
Tue 6/4
Nonstop2h 36m
Denver Intl
Sat 6/8
Nonstop2h 09m
Lambert-St LouisLas Vegas Harry Reid Intl
STL - LAS
STLLAS
Lambert-St Louis
Tue 5/28
Nonstop3h 48m
Las Vegas Harry Reid Intl
Wed 6/5
Nonstop3h 16m
Lambert-St LouisOrlando
STL - MCO
STLMCO
Lambert-St Louis
Wed 5/15
Nonstop2h 32m
Orlando
Sat 5/18
Nonstop2h 41m
Lambert-St LouisOrlando
STL - MCO
STLMCO
Lambert-St Louis
Tue 5/14
Nonstop2h 32m
Orlando
Sat 5/18
Nonstop2h 41m
Lambert-St LouisLas Vegas Harry Reid Intl
STL - LAS
STLLAS
Lambert-St Louis
Wed 6/5
Nonstop3h 27m
Las Vegas Harry Reid Intl
Wed 6/12
Nonstop3h 16m
Lambert-St LouisLas Vegas Harry Reid Intl
STL - LAS
STLLAS
Lambert-St Louis
Wed 6/12
Nonstop3h 27m
Las Vegas Harry Reid Intl
Tue 6/18
Nonstop3h 12m
Lambert-St LouisPhoenix Sky Harbor Intl
STL - PHX
STLPHX
Lambert-St Louis
Tue 6/4
Nonstop3h 24m
Phoenix Sky Harbor Intl
Tue 6/11
Nonstop2h 54m
No data available for this route at this time. Please check back soon.
Overall
Comfort
Crew
Food
Boarding
Entertainment
Reviews
The seats are too narrow and uncomfortable. I do appreciate that there was room for my knees. I hate the boarding circus.
Overall
Comfort
Crew
Food
Boarding
Entertainment
Reviews
The seats are too narrow and uncomfortable. I do appreciate that there was room for my knees. I hate the boarding circus.
Overall
Comfort
Crew
Food
Boarding
Entertainment
Reviews
The seats are too narrow and uncomfortable. I do appreciate that there was room for my knees. I hate the boarding circus.
Overall
Comfort
Crew
Food
Boarding
Entertainment
Reviews
The seats are too narrow and uncomfortable. I do appreciate that there was room for my knees. I hate the boarding circus.
Overall
Comfort
Crew
Food
Boarding
Entertainment
Reviews
The seats are too narrow and uncomfortable. I do appreciate that there was room for my knees. I hate the boarding circus.
17%of flight departures | Early morningMidnight to 6 am |
---|---|
41%of flight departures | Morning6 am to noon |
36%of flight departures | AfternoonNoon to 6 pm |
6%of flight departures | Evening6 pm to midnight |
Cheapflights helps you search for flights from St. Louis to USA via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Cheapflights simply makes it quick and affordable to book flights from St. Louis to USA by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Yes! Cheapflights helps users easily find flights from St. Louis to USA with no change fees.
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to USA from St. Louis today and book when prices fit your budget.