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Wyoming

$66+ Cheap flights from St. Louis (STL) to Wyoming

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/7. Fares are subject to change and may not be available on all flights or dates of travel.
STL — JAC
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from St. Louis to Wyoming

Keep the following information in mind while searching for St. Louis to Wyoming flight deals. Data was last updated September 15, 2025.

Round-trip from

$84
(Cheapflightsfares)

One-way from

$66
(United Airlines)

Popular in

December

Cheapest in

April

Average price

$462
From Lambert-St Louis to Wyoming
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One-way flight from Lambert-St Louis to Wyoming
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Highest demand for flights based on searches. 1% potential increase in price ($7 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from St. Louis to Wyoming

Cheapest flights from St. Louis to Wyoming
Explore the most affordable flight options available from St. Louis to Wyoming. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/308:40 pmSTL - DEN
Nonstop2h 30mFrontier
Wed 11/56:00 amDEN - STL
Nonstop2h 07mFrontier
Deal found 9/15$75
This Cheapflightsfares deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/307:55 pmSTL - DEN
Nonstop2h 25mFrontier
Mon 10/66:00 amDEN - STL
Nonstop2h 06mFrontier
Deal found 9/15$84
This Frontier deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/307:55 pmSTL - DEN
Nonstop2h 25mFrontier
Wed 10/86:00 amDEN - STL
Nonstop2h 07mFrontier
Deal found 9/15$85
This Flightnetwork deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/247:52 pmSTL - DEN
Nonstop2h 28mFrontier
Mon 10/276:00 amDEN - STL
Nonstop2h 07mFrontier
Deal found 9/15$92
This Frontier deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/17:55 pmSTL - DEN
Nonstop2h 25mFrontier
Sun 10/56:00 amDEN - STL
Nonstop2h 06mFrontier
Deal found 9/14$95
This Cheapflightsfares deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/137:45 pmSTL - DEN
Nonstop2h 28mFrontier
Sun 11/166:00 amDEN - STL
Nonstop2h 07mFrontier
Deal found 9/13$96
This Cheapflightsfares deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/247:52 pmSTL - DEN
Nonstop2h 28mFrontier
Sun 10/266:00 amDEN - STL
Nonstop2h 07mFrontier
Deal found 9/15$99
This Cheapflightsfares deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/137:52 pmSTL - DEN
Nonstop2h 28mFrontier
Fri 10/176:00 amDEN - STL
Nonstop2h 07mFrontier
Deal found 9/13$101
This Frontier deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/237:52 pmSTL - DEN
Nonstop2h 28mFrontier
Sun 10/266:00 amDEN - STL
Nonstop2h 07mFrontier
Deal found 9/15$105
This Cheapflightsfares deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/3011:07 amSTL - DEN
1 stop11h 23mFrontier
Sun 11/25:00 amDEN - STL
Nonstop2h 07mFrontier
Deal found 9/14$108
This Priceline deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/67:45 pmSTL - DEN
Nonstop2h 28mFrontier
Sat 11/812:59 amDEN - STL
1 stop8h 13mFrontier
Deal found 9/15$109
This Kiwi.com deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/288:40 pmSTL - SLC
1 stop16h 00mFrontier
Tue 11/412:35 pmSLC - STL
1 stop19h 32mFrontier
Deal found 9/13$137

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Wyoming that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from St. Louis to Wyoming that are best for you.

Fly from

St. Louis

Fly to

Wyoming

Route

Depart

Return

Price

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

Thu 11/20

9:00 am-10:30 am

Nonstop2h 30m

Denver Intl

Sat 11/22

6:50 pm-9:54 pm

Nonstop2h 04m

$131

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

Tue 11/25

9:00 am-10:30 am

Nonstop2h 30m

Denver Intl

Sat 11/29

8:40 pm-11:44 pm

Nonstop2h 04m

$131

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

Sat 11/22

1:35 pm-3:05 pm

Nonstop2h 30m

Denver Intl

Sat 11/29

8:40 pm-11:44 pm

Nonstop2h 04m

$131

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

Thu 10/16

5:15 am-6:53 am

Nonstop2h 38m

Denver Intl

Tue 10/21

8:45 pm-11:58 pm

Nonstop2h 13m

$131

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

Sat 2/7

1:45 pm-7:45 pm

2 stops7h 00m

Denver Intl

Tue 2/10

9:50 am-4:50 pm

2 stops6h 00m

$161

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

Wed 10/8

5:05 am-10:15 am

1 stop6h 10m

Denver Intl

Mon 10/13

2:20 pm-9:15 pm

1 stop5h 55m

$164

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

Thu 11/20

10:20 am-2:55 pm

1 stop5h 35m

Denver Intl

Sun 11/23

4:35 pm-11:35 pm

1 stop6h 00m

$180

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

Sat 10/4

6:05 pm-7:25 pm

Nonstop2h 20m

Denver Intl

Tue 10/7

5:45 am-8:45 am

Nonstop2h 00m

$184

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

Sun 10/5

5:15 am-6:53 am

Nonstop2h 38m

Denver Intl

Fri 10/10

8:45 pm-11:58 pm

Nonstop2h 13m

$184

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

Sat 10/4

4:50 pm-6:12 pm

Nonstop2h 22m

Denver Intl

Tue 10/7

8:45 pm-11:58 pm

Nonstop2h 13m

$184

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 55 results
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Best time to book a flight from St. Louis to Wyoming

Have a flexible travel schedule? Discover the best time to fly to Wyoming from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Wyoming

What is the cheapest month to book a flight from St. Louis to Wyoming?

Currently, November is the cheapest month in which you can book a flight from St. Louis to Wyoming (average of $467). Flying from St. Louis to Wyoming in June is currently the most expensive (average of $611). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Wyoming

Get insights into the airlines that provide service to Wyoming. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Wyoming. Reviews last updated September 15, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from St. Louis to Wyoming to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,954 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,929 reviews
Delta
8.0
Very good
7,954 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,954 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Wyoming. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Wyoming?

    Lambert-St Louis (STL) is the airport you will fly out of if you book a flight from St. Louis to Wyoming. It is only a 12.7 mi journey to Lambert-St Louis (STL) from St. Louis’s city center.

  • How long is the flight from St. Louis to Wyoming?

    For as low as $131, United Airlines can have you in Wyoming from St. Louis in 2h 30m. St. Louis and Wyoming are separated by a distance of 767 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from St. Louis to Wyoming?

    The most popular route from St. Louis to Wyoming is Lambert-St Louis - Denver Intl. You may also consider Lambert-St Louis - Salt Lake City or Lambert-St Louis - Jackson Hole.

  • Can I find deals for flights from St. Louis to Wyoming that include hotel bookings?

    Yes. In addition to deals on St. Louis to Wyoming flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Wyoming?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Wyoming.

  • Can I find deals for business class flights from St. Louis to Wyoming?

    Yes. Cheapflights offers flight deals from St. Louis to Wyoming by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to Wyoming?

    Currently, November is the cheapest month in which you can book a flight from St. Louis to Wyoming (average of $467). Flying from St. Louis to Wyoming in June is currently the most expensive (average of $611). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for St. Louis to Wyoming

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from St. Louis to Wyoming

Discover the top 3 airlines that operate flights from St. Louis to Wyoming. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$226Average$473FlexibilityNo cancel feeOn-time69%
DeltaCheapest$249Average$461FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$352Average$525FlexibilityNo cancel feeOn-time71%

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