What are the cheapest airlines flying from St. Louis to Vail round-trip?

Cheapflights users have booked flights from St. Louis to Vail round-trip from $229. Another airline that can offer you cheap pricing is United Airlines. Users have found that American Airlines is 55% cheaper than the other options available to this destination.

What is the cheapest day to fly from St. Louis to Vail?

Travelers seeking maximum savings on their St. Louis to Vail flight should consider departing on Tuesday mornings when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Vail ranges from 1.5 - 2.4 inches per month. April is typically the wettest month, when rainfall can reach 2.4 in. June is typically the driest time to visit Vail when rainfall is around 1.5 in.

If weather is an important factor for your trip to Vail, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 59.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 15.8 F).

What is the cheapest day to fly round-trip from St. Louis to Vail?

Flying to your destination on a Tuesday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Vail. Check prices with Cheapflights to find a great deal for your trip.

How far in advance should I book a flight from St. Louis to Vail?

Users have found that booking a flight from St. Louis to Vail at least 24 days early can save you up to 91% on average compared to booking a flight this week. If booking 24 days before your flight isn’t an option for you, users have found flights from St. Louis to Vail for as little as $154 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $255 for flights departing within the next 3 days.

What is the cheapest month to fly from St. Louis to Vail?

Flights from St. Louis to Vail lean towards being more expensive in March. Prices are generally better when you fly from St. Louis to Vail in September, with the cheapest ticket starting at $48.

What is the cheapest time of day to fly from STL to EGE?

It’s typically best to fly out from St. Louis to Vail in the afternoon. Doing so could potentially save you 11% on the flight price compared to flying at noon, which is usually more expensive.

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

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

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

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

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

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

$229+ Flights from St. Louis to Vail

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Cheap flight deals from St. Louis to Vail

Round-trip from	$229 (American Airlines)
Popular in	October
Cheapest in	January
Average price	$644

From Lambert-St Louis to Vail Eagle County

Search Deals

Highest demand for flights based on searches. 18% potential increase in price ($119 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($19 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 Vail

Cheapest flights from St. Louis to Vail
Explore the most affordable flight options available from St. Louis to Vail. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Mon 8/259:23 amSTL - EGE

1 stop5h 35mAmerican Airlines

Tue 9/912:28 pmEGE - STL

1 stop4h 54mAmerican Airlines

Deal found 7/26

$229

Sat 9/209:07 amSTL - EGE

1 stop4h 29mUnited Airlines

Tue 9/301:40 pmEGE - STL

1 stop6h 06mUnited Airlines

Deal found 7/27

$306

Best flights from St. Louis to Vail
Discover carefully curated flight deals from St. Louis to Vail that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2025.

Mon 8/259:23 amSTL - EGE

1 stop5h 35mAmerican Airlines

Tue 9/912:28 pmEGE - STL

1 stop4h 54mAmerican Airlines

Deal found 7/26

$229

Sat 9/209:07 amSTL - EGE

1 stop4h 29mUnited Airlines

Tue 9/301:40 pmEGE - STL

1 stop6h 06mUnited Airlines

Deal found 7/27

$306

Last-minute flights from St. Louis to Vail
Discover last-minute flight deals from St. Louis to Vail. Data last updated July 29, 2025 and is based on user searches.

Mon 8/259:23 amSTL - EGE

1 stop5h 35mAmerican Airlines

Tue 9/912:28 pmEGE - STL

1 stop4h 54mAmerican Airlines

Deal found 7/26

$229

Mon 8/259:17 amSTL - EGE

2 stops11h 55mUnited Airlines

Tue 9/97:20 amEGE - STL

2 stops10h 53mUnited Airlines

Deal found 7/26

$523

Fly from

Fly to

Route

Depart

Return

Price

St. LouisVail

STL - EGE

STLEGE

Lambert-St Louis

Mon 8/25

9:23 am-1:58 pm

1 stop5h 35m

Vail Eagle County

Tue 9/9

12:28 pm-6:22 pm

1 stop4h 54m

$229

St. LouisVail

STL - EGE

STLEGE

Lambert-St Louis

Sat 9/20

9:07 am-12:36 pm

1 stop4h 29m

Vail Eagle County

Tue 9/30

1:40 pm-8:46 pm

1 stop6h 06m

$306

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

Best time to book a flight from St. Louis to Vail

Have a flexible travel schedule? Discover the best time to fly to Vail 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 Vail

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

Currently, October is the cheapest month in which you can book a flight from St. Louis to Vail (average of $448). Flying from St. Louis to Vail in December is currently the most expensive (average of $621). 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 Vail

See what other customers who have flown with United Airlines and American Airlines from St. Louis to Vail have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,899 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

United Airlines

7.4

Good

8,899 reviews

United Airlines

7.4

Good

8,899 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

American Airlines

7.2

Good

10,000 reviews

United Airlines

7.4

Good

8,899 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

What are the cheapest airlines flying from St. Louis to Vail round-trip?
Cheapflights users have booked flights from St. Louis to Vail round-trip from $229. Another airline that can offer you cheap pricing is United Airlines. Users have found that American Airlines is 55% cheaper than the other options available to this destination.
Can I find deals for flights from St. Louis to Vail that include hotel bookings?
Yes. In addition to deals on St. Louis to Vail flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St. Louis to Vail?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Vail.
Can I find deals for business class flights from St. Louis to Vail?
Yes. Cheapflights offers flight deals from St. Louis to Vail 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 Vail?
Currently, October is the cheapest month in which you can book a flight from St. Louis to Vail (average of $448). Flying from St. Louis to Vail in December is currently the most expensive (average of $621). 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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Top 2 airlines flying from St. Louis to Vail

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$298	Average$423	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$334	Average$573	FlexibilityNo cancel fee	On-time69%

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$229+ Cheap flights from St. Louis to Vail (STL - EGE)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/25. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to Vail with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from St. Louis to Vail

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from St. Louis to Vail

Cheapest flights from St. Louis to VailExplore the most affordable flight options available from St. Louis to Vail. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Explore the most affordable flight options available from St. Louis to Vail. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Vail that are best for you.

Best time to book a flight from St. Louis to Vail

Have a flexible travel schedule? Discover the best time to fly to Vail from St. Louis with our price prediction graph.

Cheapflights Insights

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

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

Reviews of airlines servicing Vail

Get insights into the airlines that provide service to Vail. 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 Vail. Reviews last updated July 29, 2025.

See what other customers who have flown with United Airlines and American Airlines from St. Louis to Vail have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What are the cheapest airlines flying from St. Louis to Vail round-trip?

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

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

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

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

Traveling to a place near Vail?

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Alternative routes for St. Louis to Vail

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Top 2 airlines flying from St. Louis to Vail

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Cheapest flights from St. Louis to Vail
Explore the most affordable flight options available from St. Louis to Vail. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.