From
To
City
Select sites to compare prices

Find Flights

Search

Enter your destination to continue
Enter your travel dates to continue
Select at least 3 sites to continue
Select your depart date
Select your return date

Cheap Flights To St Louis, MO

  • TipApril is the cheapest month to fly to St Louis
  • Tip$64 is the average round-trip fare price from OWB to STL

Best Deals to St Louis Last modified: Mar 23, 2017 0:30 -04:00Prices shown were found by travelers like you over the past 30 days

We've scanned 34,302,757,512 round trip itineraries and found the cheapest flights to St Louis. Frontier & United frequently offer the best deals to St Louis flights, or select your preferred carrier below to see the cheapest days to fly.

Frontier
DENSTL
Wed 4/5
nonstop
STLDEN
Tue 4/11
nonstop
Frontier
ATLSTL
Sun 4/23
nonstop
STLATL
Tue 4/25
nonstop
United
EWRSTL
Mon 5/1
nonstop
STLEWR
Wed 5/3
nonstop
$189
United
NYCSTL
Mon 5/1
nonstop
STLNYC
Wed 5/3
nonstop
$189
Frontier
SLCSTL
Wed 4/26
1 stop
STLSLC
Sat 4/29
1 stop
$196

Airports near St Louis

Lambert International

Cheap Flights from St Louis (STL)

Looking for somewhere to go? Start here.

Cheap Flights to St Louis - Round trip airfares for St Louis flights (STL)