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

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Cheap Flights from DEN to STL starting at $34 One Way, $88 Round Trip

Prices starting at $88 for return flights and $34 for one-way flights to Lambert-St. Louis Intl. were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Oct 14 - Wed, Oct 21
DEN
Denver
STL
St. Louis
$88 Roundtrip, found 1 day ago
$88
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Oct 14 from Denver to St. Louis, returning Wed, Oct 21, priced at $88 found 1 day ago
Tue, Jun 9 - Tue, Jun 23
DEN
Denver
STL
St. Louis
$90 Roundtrip, found 9 hours ago
$90
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Tue, Jun 9 from Denver to St. Louis, returning Tue, Jun 23, priced at $90 found 9 hours ago
Wed, Jun 17 - Tue, Jun 23
DEN
Denver
STL
St. Louis
$101 Roundtrip, found 5 days ago
$101
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Wed, Jun 17 from Denver to St. Louis, returning Tue, Jun 23, priced at $101 found 5 days ago
Tue, Jun 9 - Sat, Jun 13
DEN
Denver
STL
St. Louis
$137 Roundtrip, found 22 hours ago
$137
Roundtrip
found 22 hours ago
Select Frontier Airlines flight, departing Tue, Jun 9 from Denver to St. Louis, returning Sat, Jun 13, priced at $137 found 22 hours ago
Tue, Jun 2 - Tue, Jun 9
DEN
Denver
STL
St. Louis
$143 Roundtrip, found 6 days ago
$143
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Tue, Jun 2 from Denver to St. Louis, returning Tue, Jun 9, priced at $143 found 6 days ago

Hotel Ideas near Lambert-St. Louis Intl.

Airport Hotels near Lambert-St. Louis Intl.

Pear Tree Inn St. Louis Airport

Pear Tree Inn St. Louis Airport

2.5 out of 5
10810 Pear Tree Ln St. Ann MO
$90 nightly
The price is $106 total per night from Jun 7 to Jun 8
$106 total
Jun 7 - Jun 8
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Ann. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
9.4/10 Exceptional! (3,002 reviews)
"GREAT!!"

Reviewed on May 18, 2026

Pear Tree Inn St. Louis Airport
Drury Inn & Suites St. Louis Airport

Drury Inn & Suites St. Louis Airport

3 out of 5
10490 Natural Bridge Rd St. Louis MO
$124 nightly
The price is $145 total per night from Jun 14 to Jun 15
$145 total
Jun 14 - Jun 15
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful ...
9.2/10 Wonderful! (1,241 reviews)
"Friendly staff, clean room, breakfast was amazing."

Reviewed on May 18, 2026

Drury Inn & Suites St. Louis Airport
Renaissance St. Louis Airport Hotel

Renaissance St. Louis Airport Hotel

4 out of 5
9801 Natural Bridge Road St. Louis MO
$127 nightly
The price is $149 total per night from Jun 5 to Jun 6
$149 total
Jun 5 - Jun 6
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy an outdoor pool, breakfast (surcharge), and a free airport shuttle. Our guests praise the helpful ...
8.4/10 Very Good! (1,086 reviews)
"I like this hotel but the air was out in the entire hotel my entire stay. A funny old folks home smell to it but overall it’s cool."

Reviewed on May 18, 2026

Renaissance St. Louis Airport Hotel
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Hotels In St. Louis

Hyatt Regency St. Louis at The Arch

Hyatt Regency St. Louis at The Arch

4 out of 5
315 Chestnut St St. Louis MO
$127 nightly
The price is $149 total per night from May 25 to May 26
$149 total
May 25 - May 26
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy free WiFi, 3 restaurants, and 2 bars/lounges. Our guests praise the helpful staff and the clean ...
8.6/10 Excellent! (4,059 reviews)
"Great place, but verify your reservation with where they put you."

Reviewed on May 18, 2026

Hyatt Regency St. Louis at The Arch
Hollywood Casino & Hotel St. Louis

Hollywood Casino & Hotel St. Louis

3.5 out of 5
777 Casino Center Drive Maryland Heights MO
$116 nightly
The price is $136 total per night from Jun 1 to Jun 2
$136 total
Jun 1 - Jun 2
Total with taxes and fees
Book a stay at this business-friendly hotel in Maryland Heights. Enjoy free parking, 7 restaurants, and a casino. Our guests praise the helpful staff and the ...
8.4/10 Very Good! (2,228 reviews)
"Staff was great. Shuttle was a life saver and worth the money. The shampoo and body wash in the shower would not dispense. King bed very comfortable. Glad there was a safe to use in the room. AV in room worked well. 7th floor at elevators the wall paper was healing away from wall by the buttons. ..."

Reviewed on May 18, 2026

Hollywood Casino & Hotel St. Louis
Heritage Inn & Suites St. Louis/Fenton, Trademark by Wyndham

Heritage Inn & Suites St. Louis/Fenton, Trademark by Wyndham

3 out of 5
1088 South Highway Drive Fenton MO
$89 nightly
The price is $103 total per night from May 24 to May 25
$103 total
May 24 - May 25
Total with taxes and fees
Book a stay at this business-friendly hotel in Fenton. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
8/10 Very Good! (1,287 reviews)
"Hotel has easy access to I-44 and is reasonably close to many St. Louis attractions. Lots of food choices in the area. Property well maintained and pretty quiet during our stay. Nice safe area. The only problem we had was that apparently their policy is not to make up the rooms until after 3 days ..."

Reviewed on May 18, 2026

Heritage Inn & Suites St. Louis/Fenton, Trademark by Wyndham
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

St. Louis Hotels With Airport Transportation

Quality Inn Saint Louis Airport

Quality Inn Saint Louis Airport

2.5 out of 5
10232 Natural Bridge Rd St. Louis MO
$72 nightly
The price is $85 total per night from May 30 to May 31
$85 total
May 30 - May 31
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy free WiFi, a free airport shuttle, and parking (surcharge). Our guests praise the helpful staff ...
6.2/10 (1,006 reviews)
"Es un hotel de paso si solo quieres llegar a dormir pero el hotel está muy viejo aún que lo remodelaron el baño no me gustó porque la tina tenía óxido en la coladera el lavabo súper bajito"

Reviewed on May 16, 2026

Quality Inn Saint Louis Airport
Marriott St. Louis Airport

Marriott St. Louis Airport

4 out of 5
10700 Pear Tree Lane St. Louis MO
$152 nightly
The price is $181 total per night from May 29 to May 30
$181 total
May 29 - May 30
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy breakfast (surcharge), a free airport shuttle, and room service. Our guests praise the helpful ...
8/10 Very Good! (1,004 reviews)
"Place is OLD, rooms not worth the money"

Reviewed on May 18, 2026

Marriott St. Louis Airport
Hilton St. Louis Airport

Hilton St. Louis Airport

3.5 out of 5
10330 Natural Bridge Rd St. Louis MO
$144 nightly
The price is $171 total per night from May 29 to May 30
$171 total
May 29 - May 30
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy 2 restaurants, breakfast (surcharge), and a free airport shuttle. Our guests praise the helpful ...
7.6/10 Good! (1,008 reviews)
"No refrigerator in room. You must go on a list for a refrigerator. When enough people check out you can have one of their refrigerators. It’s a terribly old hotel, the furnishings are old, the equipment old and noisy. Not what you would expect from a Hilton property."

Reviewed on May 15, 2026

Hilton St. Louis Airport
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Low Priced St. Louis Hotels

Quality Inn Saint Louis Airport

Quality Inn Saint Louis Airport

2.5 out of 5
10232 Natural Bridge Rd St. Louis MO
$72 nightly
The price is $85 total per night from May 30 to May 31
$85 total
May 30 - May 31
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy free WiFi, a free airport shuttle, and parking (surcharge). Our guests praise the helpful staff ...
6.2/10 (1,006 reviews)
"Es un hotel de paso si solo quieres llegar a dormir pero el hotel está muy viejo aún que lo remodelaron el baño no me gustó porque la tina tenía óxido en la coladera el lavabo súper bajito"

Reviewed on May 16, 2026

Quality Inn Saint Louis Airport
Americas Best Value Inn St. Louis Downtown

Americas Best Value Inn St. Louis Downtown

2 out of 5
1100 Lumiere Place Boulevard St. Louis MO
$84 nightly
The price is $98 total per night from May 24 to May 25
$98 total
May 24 - May 25
Total with taxes and fees
Stay at this motel in St. Louis. Enjoy free WiFi, free parking, and a 24-hour front desk. Popular attractions Gateway Arch and Busch Stadium are located ...
5.6/10 (843 reviews)
"Hotel room i stayed had multiple issues that were not resolved. I was not told that the maintenance person was out.. finally moved to another room that has no cold water in shower."

Reviewed on May 13, 2026

Americas Best Value Inn St. Louis Downtown
OYO Hotel St. Louis Downtown City Center MO

OYO Hotel St. Louis Downtown City Center MO

3.5 out of 5
400 S 14th St St. Louis MO
Book a stay at this business-friendly hotel in St. Louis. Enjoy free WiFi, a fitness center, and parking (surcharge). Our guests praise the helpful staff and ...
6.6/10 (1,000 reviews)
"Definitely an older hotel. Overall the room was kinda dingy."

Reviewed on Apr 11, 2024

Get rates
OYO Hotel St. Louis Downtown City Center MO
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Family Friendly Hotels in St. Louis

Days Inn by Wyndham St. Louis Lindbergh Boulevard

Days Inn by Wyndham St. Louis Lindbergh Boulevard

2.5 out of 5
South Lindbergh Boulevard, 3660 St. Louis MO
Book a stay at this family-friendly hotel in St. Louis. Enjoy free breakfast, free WiFi, and a nightclub. Popular attractions Laumeier Sculpture Park and Magic ...

Families like: Indoor pool, playground, game room, cribs

Get rates
Days Inn by Wyndham St. Louis Lindbergh Boulevard
Drury Plaza Hotel St. Louis at the Arch

Drury Plaza Hotel St. Louis at the Arch

3 out of 5
2 South 4th Street St. Louis MO
$153 nightly
The price is $179 total per night from May 24 to May 25
$179 total
May 24 - May 25
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy free breakfast, free WiFi, and 2 hot tubs. Our guests praise the breakfast and the pool in our ...
9.6/10 Exceptional! (3,424 reviews)
"If you’re visiting St. Louis, I highly recommend the Drury Plaza Hotel at the Arch! Great food, good drinks, super friendly staff, and the views of the city and Arch are amazing. Clean, comfortable, and in a perfect location. We’d definitely stay again!"

Reviewed on May 18, 2026

Drury Plaza Hotel St. Louis at the Arch
Pear Tree Inn St. Louis Near Union Station

Pear Tree Inn St. Louis Near Union Station

3 out of 5
2211 Market Street St. Louis MO
$122 nightly
The price is $143 total per night from May 24 to May 25
$143 total
May 24 - May 25
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the restaurant ...
Pear Tree Inn St. Louis Near Union Station
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

DEN to STL Route Info

Origin Airport
Destination Airport
Number Of Airlines Serving
Distance
Shortest Flight Departure Time
Shortest Flight Departure Date

Frequently asked questions

Are there non-stop flights from DEN to Lambert Field?
Yep, your unforgettable vacation is just one simple flight away. Wonderful news, isn't it? Travel comfortably on board one of 3 reputable carriers that fly direct from DEN to STL. Popular picks include:

  • Southwest Airlines
  • United Airlines
  • Frontier Airlines

What is the shortest flight from Denver Airport to St. Louis Lambert International Airport?
Few things are better than a spontaneous getaway. With the flight from Denver to St. Louis being just 2 hours, there's no excuse not to take one.
How many hours flight from DEN to Lambert Field?
It takes a leisurely 2 hours and 5 minutes on average to get from DIA airport to Lambert Field. Pull out your guide book and start circling the spots you want to visit. It won't be long before you'll be seeing them for yourself.
What airlines have the most flights from Denver Airport to St. Louis Lambert International Airport?
Escaping on vacation is one of life's greatest pleasures, but how you arrive at your destination should be just as enjoyable. Look into booking your flight from Denver Intl. Airport (DEN) to Lambert Field with Frontier Airlines (F9). One of the most popular carriers, it offers 26 flights on this route each month. Alternatively, secure your favorite aisle (or window) seat with United Airlines (UA). You'll have 152 monthly flights between Denver and St. Louis to select from with this company.

Map To Nearby Hotels

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.

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