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Cheap flights from Denver to Lambert-St Louis Intl (DEN - STL)

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The best prices from Denver to Lambert-St Louis Intl are usually found in January or October, booked 48 days in advance, depart on a Saturday or Wednesday and return on a Wednesday

How to find the cheapest flight from
Denver (DEN) to Lambert-St Louis Intl (STL)

DEN - STL
Price
$112 - $261
STL
Temperature
44.6 - 89.6 °F
STL
Rainfall
2.2 - 5.1 inches

Popular in

December

High demand for flights, 41% potential price rise

Cheapest in

January

Best time to find cheap flights, 28% potential price drop

Round-trip from

$112

From Denver to Lambert-St Louis Intl

One-way from

$41

One-way flight from Denver to Lambert-St Louis Intl

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Denver to Lambert-St Louis Intl?

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

How far in advance should I book a flight from Denver to Lambert-St Louis Intl?

To save up to 27% on this flight, we recommend booking at least 61 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Denver to Lambert-St Louis Intl from $164 1-2 weeks out and tickets from $181 for flights departing within the next 72 hours.

When is the cheapest time to fly from Denver to Lambert-St Louis Intl (DEN - STL)?

It’s optimal to fly from Denver to Lambert-St Louis Intl in the evening. By choosing this option you can save up to 37% on the cost of your flight, compared to a flight in the afternoon.

Cheap flights from Denver to Lambert-St Louis Intl in October, November 2020

The best prices found for DEN to STL flights for October, November
13 Nov - 16 Nov
$57pp
DEN
Denver Intl
Frontier
Non-Stop
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
Non-Stop
DEN
Denver Intl
26 Oct - 27 Oct
$62pp
DEN
Denver Intl
Frontier
Non-Stop
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
Non-Stop
DEN
Denver Intl
12 Nov - 16 Nov
$63pp
DEN
Denver Intl
Frontier
Non-Stop
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
Non-Stop
DEN
Denver Intl

Denver to Lambert-St Louis Intl 2020 flight deals

Cheap flights to Lambert-St Louis Intl from Denver found for this year
13 Nov - 16 Nov
$57pp
DEN
Denver Intl
Frontier
Non-Stop
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
Non-Stop
DEN
Denver Intl
26 Oct - 27 Oct
$62pp
DEN
Denver Intl
Frontier
Non-Stop
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
Non-Stop
DEN
Denver Intl
12 Nov - 16 Nov
$63pp
DEN
Denver Intl
Frontier
Non-Stop
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
Non-Stop
DEN
Denver Intl

Non-stop flights to Lambert-St Louis Intl from Denver

Save time with Denver to Lambert-St Louis Intl direct flight deals
13 Nov - 16 Nov
$57pp
DEN
Denver Intl
Frontier
Non-Stop
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
Non-Stop
DEN
Denver Intl
12 Nov - 16 Nov
$63pp
DEN
Denver Intl
Frontier
Non-Stop
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
Non-Stop
DEN
Denver Intl
13 Nov - 15 Nov
$67pp
DEN
Denver Intl
Frontier
Non-Stop
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
Non-Stop
DEN
Denver Intl

Last minute flights from Denver to Lambert-St Louis Intl

Late deals on round-trip flights to Lambert-St Louis Intl from Denver, departing today and this week
31 Oct - 15 Nov
$67pp
DEN
Denver Intl
Frontier
Non-Stop
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
Non-Stop
DEN
Denver Intl
31 Oct - 22 Nov
$87pp
DEN
Denver Intl
Multiple Airlines
Non-Stop
STL
Lambert-St Louis
STL
Lambert-St Louis
Delta
 
1 STOP
DEN
Denver Intl
31 Oct - 14 Nov
$93pp
DEN
Denver Intl
Multiple Airlines
Non-Stop
STL
Lambert-St Louis
STL
Lambert-St Louis
United Airlines
Non-Stop
DEN
Denver Intl

One-way flights to Lambert-St Louis Intl from Denver

The cheapest one-way flights from Denver to Lambert-St Louis Intl
6:40 am - 1:04 pm
Sun Country Air
1 Stop
5h 24m
DEN - STL
Sun Country Air
$41
KAYAK
7:49 am - 10:46 am
Frontier
Nonstop
1h 57m
DEN - STL
Frontier
2:45 pm - 5:27 am
United Airlines
1 Stop
13h 42m
DEN - STL
United Airlines
$97
United

Related info for your journey

Useful info, stats and facts about Denver to Lambert-St Louis Intl flights.

Flight FAQs

From Denver to Lambert-St Louis Intl

Are flight prices decreasing from Denver to St Louis due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Denver and St Louis for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Denver Intl to Lambert-St Louis to control the spread of COVID-19?

New policies can now be found on Southwest and Delta to help keep travelers safe while flying. Some of the new policies that have been implemented to accommodate travelers flying from Denver Intl to Lambert-St Louis are improved sanitation, HEPA filters, mask requirements, social distance seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

Which airlines flying from Denver Intl to Lambert-St Louis have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Denver Intl to Lambert-St Louis that may be offering flexible cancellation policies are Frontier, United Airlines, and American Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Denver to Lambert-St Louis Intl for under $100 on Cheapflights?

Yes, there are multiple flights from Denver to Lambert-St Louis Intl for under $100. The cheapest flight booked recently is on Frontier for just $57, but on average you can expect to pay $93.

Are there nonstop flights from Denver to Lambert-St Louis Intl for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from Denver to Lambert-St Louis Intl under $100. A good price for a nonstop flight from Denver to Lambert-St Louis Intl is less than $116.

Are there last-minute flights available from Denver to Lambert-St Louis Intl for under $100?

There are currently 20+ open flights from Denver to Lambert-St Louis Intl within the next 7 days for less than $100.

What days are nonstop flights available from Denver to St Louis?

You can find nonstop flights on the following days: Saturday.

How popular is this flight route?

Within the past month, 130 users have taken a look at flights from Denver Intl to Lambert-St Louis.

How many flights depart from Denver to Lambert-St Louis Intl on average per day?

Travelers can expect 1 flight from Denver Intl to Lambert-St Louis on average per day.
Early Morning (Midnight to 6am) - 100% of flight departures

Does it rain more in Denver or St Louis?

In Denver, there will be less rainfall in Denver compared to St Louis over the next 7 days.

Is Denver weather warmer or cooler than St Louis?

We forecast the temperature to be around the 90 °F's in July, on average. The temperature in St Louis is generally the same as in Denver. Book flights in a timely manner in correlation to your departure date.

How long is the flight from Denver to Lambert-St Louis Intl?

Airlines like Frontier, United Airlines, and American Airlines fly from Denver to Lambert-St Louis Intl in about 1h 56m. The time it takes to get you to your destination can typically vary by up to 3h 03m. The distance between Denver and Lambert-St Louis Intl is about 772 mi. This flight may include one or multiple stops.

What are the cheapest airlines flying from Denver to Lambert-St Louis Intl round-trip?

Our cheapest airline available from Denver to Lambert-St Louis Intl is Frontier. Our recent data shows that you can find tickets from as low as $57 on this airline. Additional options worth looking into are United Airlines and Delta, starting at $107 and $118 round-trip. Users have found that Frontier is 63% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from Denver to Lambert-St Louis Intl one-way?

$29 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Sun Country Air and United Airlines, with prices starting from $41 and $49, respectively.

Alternative routes for Denver to Lambert-St Louis Intl

Destination information for Lambert-St Louis Intl

Things to know before you go. Useful info for your trip from Denver to Lambert-St Louis Intl
Flight duration
2h 15m
Average temperature for October in Lambert-St Louis Intl
71.6 °F
Avg rainfall for October in Lambert-St Louis Intl
2.8 ″

Airports servicing Denver

Airports servicing St. Louis

Hourly flight availability from Denver to Lambert-St Louis Intl

Morning 6 AM to noon 53% of DEN to STL departures
Afternoon Noon to 6 PM 46% of DEN to STL departures
Early morning Midnight to 6 AM 1% of DEN to STL departures
Evening 6 PM to midnight 0% of DEN to STL departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Denver to Lambert-St Louis Intl
Sunday
12 daily flights
Monday
14 daily flights
Tuesday
12 daily flights
Wednesday
12 daily flights
Thursday
14 daily flights
Friday
14 daily flights
Saturday
10 daily flights
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