Cheap Flights from Marthasville from ฿3,570

View ฿3,570 flight on Sat, 4 Oct 2025Opens in a new window

Popular airlines from Marthasville

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Southwest Airlines

    Southwest Airlines

  • Frontier Airlines

    Frontier Airlines

  • Alaska Airlines

    Alaska Airlines

  • Air Canada

    Air Canada

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheapest flights from Marthasville

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.

United
Tue, 2 Sep - Thu, 4 Sep
STL
St. Louis
PHX
Phoenix
฿13,865 Return, found 3 days ago
฿13,865
Return
found 3 days ago
Select United flight, departing Tue, 2 Sep from St. Louis to Phoenix, returning Thu, 4 Sep, priced at ฿13,865 found 3 days ago
United
Tue, 2 Sep - Thu, 4 Sep
STL
St. Louis
PHX
Phoenix
฿14,520 Return, found 3 days ago
฿14,520
Return
found 3 days ago
Select United flight, departing Tue, 2 Sep from St. Louis to Phoenix, returning Thu, 4 Sep, priced at ฿14,520 found 3 days ago
United
Tue, 2 Sep - Thu, 4 Sep
STL
St. Louis
PHX
Phoenix
฿15,180 Return, found 3 days ago
฿15,180
Return
found 3 days ago
Select United flight, departing Tue, 2 Sep from St. Louis to Phoenix, returning Thu, 4 Sep, priced at ฿15,180 found 3 days ago
United
Tue, 2 Sep - Thu, 4 Sep
STL
St. Louis
PHX
Phoenix
฿15,430 Return, found 3 days ago
฿15,430
Return
found 3 days ago
Select United flight, departing Tue, 2 Sep from St. Louis to Phoenix, returning Thu, 4 Sep, priced at ฿15,430 found 3 days ago
United
Tue, 2 Sep - Thu, 4 Sep
STL
St. Louis
PHX
Phoenix
฿15,615 Return, found 3 days ago
฿15,615
Return
found 3 days ago
Select United flight, departing Tue, 2 Sep from St. Louis to Phoenix, returning Thu, 4 Sep, priced at ฿15,615 found 3 days ago
United
Tue, 2 Sep - Thu, 4 Sep
STL
St. Louis
PHX
Phoenix
฿15,835 Return, found 3 days ago
฿15,835
Return
found 3 days ago
Select United flight, departing Tue, 2 Sep from St. Louis to Phoenix, returning Thu, 4 Sep, priced at ฿15,835 found 3 days ago
United
Tue, 2 Sep - Thu, 4 Sep
STL
St. Louis
PHX
Phoenix
฿16,085 Return, found 3 days ago
฿16,085
Return
found 3 days ago
Select United flight, departing Tue, 2 Sep from St. Louis to Phoenix, returning Thu, 4 Sep, priced at ฿16,085 found 3 days ago
United
Tue, 2 Sep - Thu, 4 Sep
STL
St. Louis
PHX
Phoenix
฿16,270 Return, found 3 days ago
฿16,270
Return
found 3 days ago
Select United flight, departing Tue, 2 Sep from St. Louis to Phoenix, returning Thu, 4 Sep, priced at ฿16,270 found 3 days ago
American Airlines
Tue, 2 Sep - Thu, 4 Sep
STL
St. Louis
PHX
Phoenix
฿19,615 Return, found 3 days ago
฿19,615
Return
found 3 days ago
Select American Airlines flight, departing Tue, 2 Sep from St. Louis to Phoenix, returning Thu, 4 Sep, priced at ฿19,615 found 3 days ago
Delta
Tue, 2 Sep - Thu, 4 Sep
STL
St. Louis
PHX
Phoenix
฿19,940 Return, found 3 days ago
฿19,940
Return
found 3 days ago
Select Delta flight, departing Tue, 2 Sep from St. Louis to Phoenix, returning Thu, 4 Sep, priced at ฿19,940 found 3 days ago

Flights from Marthasville: Essential Travel Information

Cheapest flight from Marthasville
฿13,865 (roundtrip)
Best airlines to fly from Marthasville
Delta, American Airlines, United
Cheapest month to fly from Marthasville
September
Marthasville IATA code
STL
Marthasville Country/State
Missouri
Airline ticket deals from Marthasville
฿13,865 - ฿19,940

 

*Available to Expedia members.