Question 1

How popular is this St. Louis to Aurora flight route?

Accepted Answer

Flights from Lambert-St Louis to Aurora have been viewed 140 times in the past calendar month.

Question 2

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

Accepted Answer

The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $29. However, be on the lookout for offers from United Airlines and Southwest, as they are both options that can get you from St. Louis to Aurora for a low price.

Question 3

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

Accepted Answer

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

Question 4

Weekly flight availability from St. Louis to Aurora

Accepted Answer

The most flights from STL to 9UR are scheduled on a Monday (15 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).

Question 5

E

Accepted Answer

In terms of precipitation, rainfall in Aurora ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Aurora when rainfall is around 0.5 in.

Question 6

E

Accepted Answer

If weather is an important factor for your trip to Aurora, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Question 7

What are the cheapest flights from St. Louis to Aurora?

Accepted Answer

On average you can expect to pay $500 for a flight from St. Louis to Aurora. The cheapest flight overall is $85 while the most popular route, (Lambert-St Louis - Denver Intl) is currently priced at $179.

Question 8

What are the most reliable airlines from St. Louis to Aurora?

Accepted Answer

Consider SkyWest Airlines (85%), Frontier (85%) or United Airlines (77%) when booking your flight. These represent the most reliable airlines when flying from St. Louis to Aurora.

Question 9

What are the most popular airlines that fly from St. Louis to Aurora?

Accepted Answer

When booking a flight from St. Louis to Aurora, you may want to consider flying on Frontier, United Airlines or Southwest as they are the most popular for this route.

Question 10

What is the cheapest time of day to fly from STL to 9UR?

Accepted Answer

It’s optimal to fly from St. Louis to Aurora in the evening. By choosing this option you can save up to 46% on the cost of your flight, compared to a flight in the morning.

Question 11

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

Accepted Answer

If you book a flight to Aurora from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis. There are 11 flights from Lambert-St Louis to Aurora per day from 4 different airlines.

Question 12

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

Accepted Answer

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

Question 13

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

Accepted Answer

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

Question 14

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

Accepted Answer

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

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Popular in	June
Cheapest in	November
Average price	$246

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$58	Average$185	FlexibilityNo cancel fee	On-time62%
United Airlines	Cheapest$188	Average$361	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$196	Average$370	FlexibilityNo cancel fee	On-time63%
American Airlines	Cheapest$276	Average$490	FlexibilityNo cancel fee	On-time71%

Cheap flights from St. Louis (STL) to Aurora, CO

Find cheap flights from St. Louis to Aurora with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from St. Louis to Aurora

Most accurate provider

Most trusted provider

Popular in

Cheapest in

Average price

Cheapflights Insights

What is the cheapest time of day to fly from STL to 9UR?

It’s optimal to fly from St. Louis to Aurora in the evening. By choosing this option you can save up to 46% on the cost of your flight, compared to a flight in the morning.

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

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

Weekly flight availability from St. Louis to Aurora

The most flights from STL to 9UR are scheduled on a Monday (15 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).

Reviews of airlines servicing Aurora

See what other customers who have flown with Southwest,United Airlines, andFrontier from St. Louis to Aurora 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

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

How popular is this St. Louis to Aurora flight route?

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

What are the most reliable airlines from St. Louis to Aurora?

What are the cheapest flights from St. Louis to Aurora?

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. Louis to Aurora

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Aurora by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from St. Louis to Aurora by cabin class

Find flights from St. Louis to Aurora, based on your preferred cabin class, be it economy, premium economy, business, or first class.

St. Louis and Aurora flights

Browse other St. Louis and Aurora flight options. Last updated on October 7, 2026.

Other flights from St. Louis

Browse through other flights departing from St. Louis. Flights are based on user searches made on Cheapflights and were last updated on October 7, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

St. Louis to Aurora flights

Consider these flights traveling from St. Louis to Aurora.

Top 4 airlines flying from St. Louis to Aurora

100% Free

Book with Flexibility

Travel Smart