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Wyoming

$94+ 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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
STL — JAC
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
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 July 30, 2025.

Round-trip from

$101
(Frontier)

One-way from

$93
(Cheapflightsfares)

Popular in

December

Cheapest in

October

Average price

$610
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. 5% potential increase in price ($28 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 July 30, 2025.

This Frontier deal was found by Cheapflights users on 7/29. 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.
Tue 9/167:55 pmSTL - DEN
Nonstop2h 25mFrontier
Wed 9/246:00 amDEN - STL
Nonstop2h 06mFrontier
Deal found 7/29$101
This FlightHub deal was found by Cheapflights users on 7/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/97:55 pmSTL - SLC
1 stop17h 51mFrontier
Sat 9/138:45 amSLC - STL
1 stop23h 21mFrontier
Deal found 7/30$205
This United Airlines deal was found by Cheapflights users on 7/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/64:50 pmSTL - COD
1 stop6h 25mUnited Airlines
Tue 9/96:07 pmCOD - STL
1 stop4h 46mUnited Airlines
Deal found 7/29$248
This Southwest deal was found by Cheapflights users on 7/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/95:00 amSTL - SLC
1 stop6h 40mSouthwest
Tue 12/161:10 pmSLC - STL
1 stop6h 50mSouthwest
Deal found 7/28$297
This American Airlines deal was found by Cheapflights users on 7/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/96:10 amSTL - JAC
1 stop10h 18mAmerican Airlines
Wed 9/173:24 pmJAC - STL
1 stop17h 02mAmerican Airlines
Deal found 7/30$301
This United Airlines deal was found by Cheapflights users on 7/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/141:40 pmSTL - CPR
1 stop9h 32mUnited Airlines
Sat 10/186:01 pmCPR - STL
1 stop4h 57mUnited Airlines
Deal found 7/30$308
This Mytrip deal was found by Cheapflights users on 7/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/252:30 pmSTL - SLC
3 stops24h 27mSpirit Airlines
Wed 8/273:02 pmSLC - STL
2 stops21h 30mSpirit Airlines
Deal found 7/29$313
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/306:00 amSTL - SLC
2 stops14h 11mAlaska Airlines
Tue 10/73:43 pmSLC - STL
1 stop7h 20mAlaska Airlines
Deal found 7/30$332
This Mytrip deal was found by Cheapflights users on 7/28. 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.
Mon 9/89:20 amSTL - SLC
3 stops30h 09mMultiple Airlines
Wed 9/103:34 pmSLC - STL
2 stops18h 16mMultiple Airlines
Deal found 7/28$354
This Delta deal was found by Cheapflights users on 7/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/35:30 pmSTL - JAC
1 stop4h 59mDelta
Wed 9/107:30 amJAC - STL
1 stop5h 00mDelta
Deal found 7/29$395
This Delta deal was found by Cheapflights users on 7/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/296:45 pmSTL - SLC
Nonstop3h 09mDelta
Tue 9/25:30 pmSLC - STL
Nonstop2h 46mDelta
Deal found 7/28$399
This United Airlines deal was found by Cheapflights users on 7/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/188:00 amSTL - JAC
2 stops10h 55mUnited Airlines
Tue 8/267:00 amJAC - STL
1 stop4h 43mUnited Airlines
Deal found 7/28$478

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 July 30, 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

Tue 9/16

7:55 pm-9:20 pm

Nonstop2h 25m

Denver Intl

Wed 9/24

6:00 am-9:06 am

Nonstop2h 06m

$101

St. LouisSalt Lake City

STL - SLC

STLSLC

Lambert-St Louis

Tue 9/9

7:55 pm-12:46 pm

1 stop17h 51m

Salt Lake City

Sat 9/13

8:45 am-9:06 am

1 stop23h 21m

$205

St. LouisCody

STL - COD

STLCOD

Lambert-St Louis

Sat 9/6

4:50 pm-10:15 pm

1 stop6h 25m

Cody E.E. Faust

Tue 9/9

6:07 pm-11:53 pm

1 stop4h 46m

$248

St. LouisJackson

STL - JAC

STLJAC

Lambert-St Louis

Tue 9/9

6:10 am-3:28 pm

1 stop10h 18m

Jackson Hole

Wed 9/17

3:24 pm-9:26 am

1 stop17h 02m

$301

St. LouisSalt Lake City

STL - SLC

STLSLC

Lambert-St Louis

Tue 9/30

10:30 am-5:30 pm

2 stops8h 00m

Salt Lake City

Tue 10/7

4:10 pm-12:30 am

1 stop7h 20m

$302

St. LouisCasper

STL - CPR

STLCPR

Lambert-St Louis

Tue 10/14

1:40 pm-10:12 pm

1 stop9h 32m

Casper Natrona County

Sat 10/18

6:01 pm-11:58 pm

1 stop4h 57m

$308

St. LouisSalt Lake City

STL - SLC

STLSLC

Lambert-St Louis

Mon 8/25

2:30 pm-1:57 pm

3 stops24h 27m

Salt Lake City

Wed 8/27

3:02 pm-1:32 pm

2 stops21h 30m

$313

St. LouisSalt Lake City

STL - SLC

STLSLC

Lambert-St Louis

Tue 9/30

6:00 am-7:11 pm

2 stops14h 11m

Salt Lake City

Tue 10/7

3:43 pm-12:03 am

1 stop7h 20m

$332

St. LouisSalt Lake City

STL - SLC

STLSLC

Lambert-St Louis

Mon 9/8

9:20 am-2:29 pm

3 stops30h 09m

Salt Lake City

Wed 9/10

3:34 pm-10:50 am

2 stops18h 16m

$354

St. LouisJackson

STL - JAC

STLJAC

Lambert-St Louis

Wed 9/3

5:30 pm-9:29 pm

1 stop4h 59m

Jackson Hole

Wed 9/10

7:30 am-1:30 pm

1 stop5h 00m

$395

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 32 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 $616). 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.

How much does it cost to fly round-trip from St. Louis to Wyoming?

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 July 30, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.1

Food

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.1

Food

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,241 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.1

Food

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.1

Food

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.1

Food

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.1

Food

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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.

  • What are the cheapest airlines to fly from St. Louis to Wyoming one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $93. However, be on the lookout for offers from American Airlines and Southwest, as they are both options that can get you from St. Louis to Wyoming for a low price.

  • 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 $616). 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 July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$238Average$499FlexibilityNo cancel feeOn-time69%
DeltaCheapest$251Average$454FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$348Average$516FlexibilityNo cancel feeOn-time71%

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