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Wyoming

$42+ 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 12/20. Fares are subject to change and may not be available on all flights or dates of travel.
STL — JAC
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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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 October 29, 2025.

This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/137:43 pmSTL - DEN
Nonstop2h 32mFrontier
Sat 12/206:50 amDEN - STL
Nonstop2h 12mFrontier
Deal found 10/28$70
This CheapOair deal was found by Cheapflights users on 10/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/103:30 pmSTL - DEN
1 stop8h 34mFrontier
Sat 12/137:05 amDEN - STL
Nonstop2h 09mFrontier
Deal found 10/28$82
This Flightnetwork deal was found by Cheapflights users on 10/29. 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.
Sat 12/67:43 pmSTL - DEN
Nonstop2h 32mFrontier
Mon 12/811:59 pmDEN - STL
1 stop21h 34mFrontier
Deal found 10/29$83
This Cheapflightsfares deal was found by Cheapflights users on 10/28. 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.
Sat 11/154:51 pmSTL - DEN
1 stop12h 08mFrontier
Tue 11/186:00 amDEN - STL
Nonstop2h 07mFrontier
Deal found 10/28$86
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Fri 12/57:43 pmSTL - DEN
Nonstop2h 32mFrontier
Sat 12/67:05 amDEN - STL
Nonstop2h 09mFrontier
Deal found 10/28$87
This Frontier deal was found by Cheapflights users on 10/28. 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.
Mon 12/87:43 pmSTL - DEN
Nonstop2h 32mFrontier
Wed 12/107:05 amDEN - STL
Nonstop2h 09mFrontier
Deal found 10/28$88
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Sat 12/137:43 pmSTL - DEN
Nonstop2h 32mFrontier
Sun 12/2810:29 pmDEN - STL
1 stop20h 38mFrontier
Deal found 10/28$91
This Priceline deal was found by Cheapflights users on 10/29. 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.
Tue 11/187:45 pmSTL - DEN
Nonstop2h 28mFrontier
Wed 11/196:00 amDEN - STL
Nonstop2h 07mFrontier
Deal found 10/29$92
This Frontier deal was found by Cheapflights users on 10/29. 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.
Sat 12/137:43 pmSTL - DEN
Nonstop2h 32mFrontier
Fri 1/26:50 amDEN - STL
Nonstop2h 12mFrontier
Deal found 10/29$97
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Wed 11/127:45 pmSTL - DEN
Nonstop2h 28mFrontier
Sat 11/156:00 amDEN - STL
Nonstop2h 07mFrontier
Deal found 10/28$101
This CheapOair deal was found by Cheapflights users on 10/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/127:45 pmSTL - DEN
Nonstop2h 28mFrontier
Mon 11/176:00 amDEN - STL
Nonstop2h 07mFrontier
Deal found 10/28$102
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Sat 12/207:43 pmSTL - DEN
Nonstop2h 32mFrontier
Mon 12/296:15 amDEN - STL
1 stop12h 52mFrontier
Deal found 10/28$104

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 October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$70
(Mytrip)

One-way from

$42
(Priceline)

Popular in

July

Cheapest in

April

Average price

$528
Provider with most accurate pricing for Lambert-St Louis-Jackson Hole flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Jackson Hole flights.
Search Deals
From Lambert-St Louis to Wyoming
Search Deals
One-way flight from Lambert-St Louis to Wyoming
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($56 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 October 29, 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

Wed 12/10

3:30 pm-11:04 pm

1 stop8h 34m

Denver Intl

Sat 12/13

7:33 am-12:12 pm

1 stop27h 39m

$130

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

Thu 11/27

7:57 pm-9:31 pm

Nonstop2h 34m

Denver Intl

Wed 12/3

11:59 pm-10:33 pm

1 stop21h 34m

$134

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

Wed 12/3

7:43 pm-9:15 pm

Nonstop2h 32m

Denver Intl

Fri 12/5

12:59 am-10:33 pm

2 stops20h 34m

$155

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

Sat 12/20

7:43 pm-9:15 pm

Nonstop2h 32m

Denver Intl

Sat 12/27

6:50 am-10:02 am

Nonstop2h 12m

$175

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

Wed 12/3

6:15 am-11:09 am

1 stop5h 54m

Denver Intl

Fri 12/5

12:50 am-10:24 am

1 stop8h 34m

$177

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

Wed 12/10

6:00 am-10:07 am

1 stop5h 07m

Denver Intl

Wed 12/10

4:15 pm-11:29 pm

1 stop6h 14m

$177

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

Wed 12/10

9:00 am-12:53 pm

1 stop4h 53m

Denver Intl

Fri 12/12

12:50 am-10:24 am

1 stop8h 34m

$177

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

Mon 3/2

7:05 pm-12:24 am

1 stop6h 19m

Denver Intl

Tue 3/3

12:59 am-9:04 am

1 stop7h 05m

$182

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

Wed 12/10

3:30 pm-1:16 pm

3 stops22h 46m

Denver Intl

Sat 12/13

7:05 am-10:14 am

Nonstop2h 09m

$185

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

Tue 12/23

10:48 am-3:58 am

2 stops18h 10m

Denver Intl

Sat 12/27

6:50 am-10:02 am

Nonstop2h 12m

$189

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

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, April is the cheapest month in which you can book a flight from St. Louis to Wyoming (average of $202). Flying from St. Louis to Wyoming in August is currently the most expensive (average of $349). 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 October 29, 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
7.9
Good
7,992 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,992 reviews
Delta
7.9
Good
7,992 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,999 reviews
Delta
7.9
Good
7,992 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,032 reviews
Delta
7.9
Good
7,992 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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 $177, Frontier can have you in Wyoming from St. Louis in 5h 54m. 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, April is the cheapest month in which you can book a flight from St. Louis to Wyoming (average of $202). Flying from St. Louis to Wyoming in August is currently the most expensive (average of $349). 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$237Average$453FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$238Average$480FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$348Average$517FlexibilityNo cancel feeOn-time71%

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