Cheap flights from Southeast Missouri

View AU$139 flight on Wed, 4 Nov 2026Opens in a new window

Flight 1

Popular airlines

  • Contour Airlines

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 35% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheapest flights from Southeast Missouri

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, 24 Oct - Mon, 26 Oct
STL
St. Louis
DEN
Denver
AU$277 Return, found 2 days ago
AU$277
Return
found 2 days ago
Select American Airlines flight, departing Sat, 24 Oct from St. Louis to Denver, returning Mon, 26 Oct, priced at AU$277 found 2 days ago
Delta
Thu, 29 Oct - Sat, 31 Oct
STL
St. Louis
DEN
Denver
AU$277 Return, found 1 day ago
AU$277
Return
found 1 day ago
Select Delta flight, departing Thu, 29 Oct from St. Louis to Denver, returning Sat, 31 Oct, priced at AU$277 found 1 day ago
Delta
Sat, 24 Oct - Mon, 26 Oct
STL
St. Louis
DEN
Denver
AU$278 Return, found 2 days ago
AU$278
Return
found 2 days ago
Select Delta flight, departing Sat, 24 Oct from St. Louis to Denver, returning Mon, 26 Oct, priced at AU$278 found 2 days ago
Delta
Sat, 24 Oct - Mon, 26 Oct
STL
St. Louis
DEN
Denver
AU$314 Return, found 2 days ago
AU$314
Return
found 2 days ago
Select Delta flight, departing Sat, 24 Oct from St. Louis to Denver, returning Mon, 26 Oct, priced at AU$314 found 2 days ago
Delta
Fri, 30 Oct - Sat, 31 Oct
STL
St. Louis
DEN
Denver
AU$316 Return, found 1 day ago
AU$316
Return
found 1 day ago
Select Delta flight, departing Fri, 30 Oct from St. Louis to Denver, returning Sat, 31 Oct, priced at AU$316 found 1 day ago
Delta
Sat, 24 Oct - Mon, 26 Oct
STL
St. Louis
DEN
Denver
AU$334 Return, found 2 days ago
AU$334
Return
found 2 days ago
Select Delta flight, departing Sat, 24 Oct from St. Louis to Denver, returning Mon, 26 Oct, priced at AU$334 found 2 days ago
Delta
Sat, 24 Oct - Mon, 26 Oct
STL
St. Louis
DEN
Denver
AU$348 Return, found 2 days ago
AU$348
Return
found 2 days ago
Select Delta flight, departing Sat, 24 Oct from St. Louis to Denver, returning Mon, 26 Oct, priced at AU$348 found 2 days ago
Southwest Airlines
Sat, 24 Oct - Mon, 26 Oct
STL
St. Louis
DEN
Denver
AU$376 Return, found 2 days ago
AU$376
Return
found 2 days ago
Select Southwest Airlines flight, departing Sat, 24 Oct from St. Louis to Denver, returning Mon, 26 Oct, priced at AU$376 found 2 days ago
United
Sat, 24 Oct - Mon, 26 Oct
STL
St. Louis
DEN
Denver
AU$398 Return, found 2 days ago
AU$398
Return
found 2 days ago
Select United flight, departing Sat, 24 Oct from St. Louis to Denver, returning Mon, 26 Oct, priced at AU$398 found 2 days ago
Alaska Airlines
Sat, 14 Nov - Fri, 20 Nov
STL
St. Louis
LAX
Los Angeles
AU$591 Return, found 4 days ago
AU$591
Return
found 4 days ago
Select Alaska Airlines flight, departing Sat, 14 Nov from St. Louis to Los Angeles, returning Fri, 20 Nov, priced at AU$591 found 4 days ago

Travel information

Flights from Southeast Missouri: Essential Travel Information

Cheapest flight from Southeast Missouri
AU$277 (roundtrip)
Best airlines to fly from Southeast Missouri
American Airlines, Delta, Southwest Airlines, United, Alaska Airlines
Cheapest month to fly from Southeast Missouri
October
Southeast Missouri IATA code
STL
Southeast Missouri Country/State
Missouri
Airline ticket deals from Southeast Missouri
AU$277 - AU$591
*Available to Expedia members.