Skip to content

Get United's best fares today on flights from Saint Louis to Denver from

Select journey type

Enter to select travel class and passengers

Low fare calendar for flights from Saint Louis (STL) to Denver (DEN)

Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
from
$733*
Viewed:2 hours ago
Economy
Return date11/20/19
20
No available fares
21
from
$487*
Viewed:19 hours ago
Economy
Return date11/25/19
22
from
$294*
Viewed:19 hours ago
Economy
Return date11/24/19
23
from
$294*
Viewed:6 minutes ago
Economy
Return date11/26/19
24
No available fares
25
No available fares
26
from
$258*
Viewed:an hour ago
Economy
Return date12/02/19
27
No available fares
28
from
$301*
Viewed:2 hours ago
Economy
Return date12/01/19
29
from
$261*
Viewed:5 hours ago
Economy
Return date12/04/19
30
No available fares
Lowest PriceToday
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Looking for additional flights from Saint Louis to Denver?

FromToDatesFare TypePrice

Saint Louis (STL)

Denver (DEN)

Depart: 11/23/19

11/24/19

Roundtrip
from
$241*
Viewed:1dayago

Saint Louis (STL)

Denver (DEN)

Depart: 12/26/19

12/27/19

Roundtrip
from
$497*
Viewed:1dayago

Saint Louis (STL)

Denver (DEN)

Depart: 12/31/19

01/02/20

Roundtrip
from
$275*
Viewed:1dayago

Saint Louis (STL)

Denver (DEN)

Depart: 12/25/19

12/25/19

Roundtrip
from
$192*
Viewed:1dayago

Saint Louis (STL)

Denver (DEN)

Depart: 04/13/20

04/16/20

Roundtrip
from
$299*
Viewed:1dayago

Saint Louis (STL)

Denver (DEN)

Depart: 04/10/20

04/13/20

Roundtrip
from
$229*
Viewed:1dayago

Saint Louis (STL)

Denver (DEN)

Depart: 12/04/19

12/14/19

Roundtrip
from
$97*
Viewed:1dayago

Saint Louis (STL)

Denver (DEN)

Depart: 12/26/19

01/01/20

Roundtrip
from
$486*
Viewed:22hoursago

Saint Louis (STL)

Denver (DEN)

Depart: 12/29/19

01/03/20

Roundtrip
from
$589*
Viewed:22hoursago

Saint Louis (STL)

Denver (DEN)

Depart: 06/22/20

06/23/20

Roundtrip
from
$292*
Viewed:21hoursago

*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Weather in Denver

Monday sky is clear
69°F 11/18/19
Tuesday overcast clouds
60°F 11/19/19
Wednesday snow
40°F 11/20/19
Thursday snow
26°F 11/21/19
Friday sky is clear
42°F 11/22/19
Saturday sky is clear
50°F 11/23/19
Sunday sky is clear
52°F 11/24/19
Powered by: OpenWeatherMap.org