Cheap flights from Denver to Saint louis

Search for the cheapest air tickets from Denver to Saint louis

Origin

Destination

Depart date

Return date

Adults

Children

Infants

Recently booked flights from Denver to Saint louis

From
Denver

To
Saint louis

Depart date
02.08.2026

Price
$647 / 2355ر.ق

Airlines Flying to Saint louis from Denver

Frontier Airlines (F9)

United Airlines (UA)

PRINAIR (US)

Flight schedule Denver to Saint louis

16:00 → 19:13

direct

Frontier Airlines 3302

DEN — STL

M - - T F - S

Select dates

16:10 → 19:23

direct

Frontier Airlines 3302

DEN — STL

M T W T F S S

Select dates

10:09 → 16:16

direct

Frontier Airlines 3366

DEN — STL

- T - - - - -

Select dates

10:09 → 16:31

direct

Frontier Airlines 3366

DEN — STL

- T - T - - S

Select dates

10:09 → 16:16

1 stop

Frontier Airlines

DEN — STL

- T - - - - -

Select dates

10:09 → 16:31

1 stop

Frontier Airlines

DEN — STL

- T - T - - S

Select dates

16:00 → 19:13

direct

Frontier Airlines

DEN — STL

M - - T F - S

Select dates

16:10 → 19:23

direct

Frontier Airlines

DEN — STL

M T W T F S S

Select dates

Cheap flights from Denver to Saint louis

Recently booked flights from Denver to Saint louis

Airlines Flying to Saint louis from Denver

Flight schedule Denver to Saint louis

Our Trusted Partners