Find Cheap Flights from Lambert-St Louis to United States

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Lambert-St Louis to United States

(Round-trip)
Depart: Sat Sep 16 2017 Return: Tue Sep 19 2017 Trip spans 4 days
Frontier
Frontier
STL
DEN
2h 23m
nonstop
DEN
STL
2h 02m
nonstop
Depart: Thu Aug 17 2017 Return: Sun Aug 20 2017 Trip spans 4 days
Major Airline
Major Airline
STL
DEN
2h 22m
nonstop
DEN
STL
2h 04m
nonstop
Depart: Sat Sep 2 2017 Return: Sun Sep 3 2017 Trip spans 2 days
United
United
STL
IAD
2h 09m
nonstop
IAD
STL
2h 19m
nonstop
Depart: Thu Jun 8 2017 Return: Fri Jun 9 2017 Trip spans 2 days
Air Choice One
Air Choice One
STL
ORD
2h 45m
1 stop
ORD
STL
2h 50m
1 stop
Depart: Thu Aug 31 2017 Return: Sun Sep 3 2017 Trip spans 4 days
American Airlines
American Airlines
STL
DCA
2h 01m
nonstop
DCA
STL
2h 25m
nonstop
Depart: Tue Sep 5 2017 Return: Sat Sep 9 2017 Trip spans 5 days
Delta
Delta
STL
BWI
7h 32m
1 stop
BWI
STL
4h 20m
1 stop
Depart: Wed Oct 11 2017 Return: Wed Oct 18 2017 Trip spans 8 days
Frontier
Frontier
STL
DEN
2h 23m
nonstop
DEN
STL
1h 59m
nonstop
Depart: Sat Jun 10 2017 Return: Tue Jun 27 2017 Trip spans 18 days
Alaska Airlines
Alaska Airlines
STL
MIA
2h 48m
nonstop
MIA
STL
2h 55m
nonstop
Depart: Wed Aug 2 2017 Return: Sat Aug 19 2017 Trip spans 18 days
Frontier
Frontier
STL
DEN
2h 24m
nonstop
DEN
STL
2h 06m
nonstop
Depart: Wed Oct 4 2017 Return: Wed Oct 11 2017 Trip spans 8 days
Southwest
Southwest
STL
OAK
4h 20m
nonstop
OAK
STL
3h 40m
nonstop
Depart: Tue Aug 15 2017 Return: Tue Aug 22 2017 Trip spans 8 days
Major Airline
Major Airline
STL
MCO
2h 25m
nonstop
MCO
STL
2h 28m
nonstop
Depart: Sat Jun 10 2017 Return: Wed Jun 14 2017 Trip spans 5 days
Frontier
Frontier
STL
DEN
2h 27m
nonstop
DEN
STL
2h 01m
nonstop
Depart: Fri Jun 16 2017 Return: Sun Jun 18 2017 Trip spans 3 days
Air Choice One
Air Choice One
STL
ORD
2h 45m
1 stop
ORD
STL
5h 15m
1 stop
Depart: Mon Oct 2 2017 Return: Tue Oct 10 2017 Trip spans 9 days
Major Airline
Major Airline
STL
MCO
2h 24m
nonstop
MCO
STL
2h 29m
nonstop
Depart: Mon Jun 12 2017 Return: Sat Jun 17 2017 Trip spans 6 days
Frontier
Frontier
STL
DEN
2h 15m
nonstop
DEN
STL
2h 01m
nonstop
Depart: Mon Oct 2 2017 Return: Wed Oct 11 2017 Trip spans 10 days
American Airlines
American Airlines
STL
DCA
1h 53m
nonstop
DCA
STL
2h 25m
nonstop
Depart: Thu Aug 31 2017 Return: Sat Sep 16 2017 Trip spans 17 days
United
United
STL
IAD
4h 39m
1 stop
IAD
STL
2h 25m
nonstop
Depart: Fri Jul 7 2017 Return: Sun Jul 9 2017 Trip spans 3 days
Air Choice One
Air Choice One
STL
ORD
2h 45m
1 stop
ORD
STL
5h 15m
1 stop
Depart: Thu Jun 1 2017 Return: Fri Jun 2 2017 Trip spans 2 days
Delta
Delta
STL
SFO
8h 55m
1 stop
SFO
STL
8h 49m
1 stop
Depart: Tue Sep 12 2017 Return: Tue Sep 19 2017 Trip spans 8 days
Major Airline
Major Airline
STL
MCO
2h 22m
nonstop
MCO
STL
2h 29m
nonstop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
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Airports
Origin

St. Louis
$140
Destination

San Francisco
$228
Baltimore
$220
Chicago
$204
Orlando
$186
Denver
$140
Oakland
$364
Washington
only $203
only $213
Miami
$318