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 $44 One Way, $82 Round Trip

Prices starting at $82 for return flights and $44 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.

Sat, Oct 3 - Wed, Oct 7
DEN
Denver
STL
St. Louis
$82 Roundtrip, found 2 days ago
$82
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Sat, Oct 3 from Denver to St. Louis, returning Wed, Oct 7, priced at $82 found 2 days ago
Wed, Sep 9 - Mon, Sep 14
DEN
Denver
STL
St. Louis
$84 Roundtrip, found 2 days ago
$84
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Wed, Sep 9 from Denver to St. Louis, returning Mon, Sep 14, priced at $84 found 2 days ago
Tue, Oct 13 - Fri, Oct 16
DEN
Denver
STL
St. Louis
$88 Roundtrip, found 1 day ago
$88
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Tue, Oct 13 from Denver to St. Louis, returning Fri, Oct 16, priced at $88 found 1 day ago
Wed, Sep 16 - Wed, Sep 23
DEN
Denver
STL
St. Louis
$90 Roundtrip, found 5 hours ago
$90
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Wed, Sep 16 from Denver to St. Louis, returning Wed, Sep 23, priced at $90 found 5 hours ago
Sat, Oct 10 - Thu, Oct 15
DEN
Denver
STL
St. Louis
$94 Roundtrip, found 3 days ago
$94
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Sat, Oct 10 from Denver to St. Louis, returning Thu, Oct 15, priced at $94 found 3 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 Aug 9 to Aug 10
$106 total
Aug 9 - Aug 10
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 ...
9.2/10 Wonderful! (3,126 reviews)
"Definitely would stay again!!!"

Reviewed on Aug 2, 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
$115 nightly
The price is $135 total per night from Aug 9 to Aug 10
$135 total
Aug 9 - Aug 10
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 ...
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
$111 nightly
The price is $130 total per night from Aug 28 to Aug 29
$130 total
Aug 28 - Aug 29
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! (1,127 reviews)
"It’s mid at best. Dinner was ok, indoor pool was kind of gross, breakfast was terrible, but it was decently clean."

Reviewed on Aug 2, 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
$134 nightly
The price is $158 total per night from Aug 28 to Aug 29
$158 total
Aug 28 - Aug 29
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! (4,158 reviews)
"Great"

Reviewed on Aug 3, 2026

Hyatt Regency St. Louis at The Arch
Clayton Plaza Hotel & Extended Stay

Clayton Plaza Hotel & Extended Stay

3.5 out of 5
7750 Carondelet Avenue St. Louis MO
$91 nightly
The price is $106 total per night from Aug 30 to Aug 31
$106 total
Aug 30 - Aug 31
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy free breakfast, free WiFi, and a 24-hour fitness center. Our guests praise the breakfast and ...
9/10 Wonderful! (3,311 reviews)
"Room was clean and spacious. There was a faint odor to the room but I know recent work was done on the pool, as it smelled like it was close by."

Reviewed on Aug 3, 2026

Clayton Plaza Hotel & Extended Stay
Hollywood Casino & Hotel St. Louis

Hollywood Casino & Hotel St. Louis

3.5 out of 5
777 Casino Center Drive Maryland Heights MO
$142 nightly
The price is $166 total per night from Aug 16 to Aug 17
$166 total
Aug 16 - Aug 17
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 ...
8.6/10 Excellent! (2,186 reviews)
"Excellent service"

Reviewed on Aug 3, 2026

Hollywood Casino & Hotel St. Louis
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
$61 nightly
The price is $72 total per night from Aug 30 to Aug 31
$72 total
Aug 30 - Aug 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 ...
6/10 (1,006 reviews)
"The parking was very limited. The computer crashed when I arrived. There were no smoking signs every where, but motel smelled like a lit cigarette. Housekeepers making plenty of noise before 8am, way before checkout. Definition of you get what you pay for."

Reviewed on Aug 3, 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
$161 nightly
The price is $192 total per night from Aug 13 to Aug 14
$192 total
Aug 13 - Aug 14
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 ...
Marriott St. Louis Airport
Hilton St. Louis Airport

Hilton St. Louis Airport

3.5 out of 5
10330 Natural Bridge Rd St. Louis MO
$159 nightly
The price is $190 total per night from Aug 14 to Aug 15
$190 total
Aug 14 - Aug 15
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 ...
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
$61 nightly
The price is $72 total per night from Aug 30 to Aug 31
$72 total
Aug 30 - Aug 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 ...
6/10 (1,006 reviews)
"The parking was very limited. The computer crashed when I arrived. There were no smoking signs every where, but motel smelled like a lit cigarette. Housekeepers making plenty of noise before 8am, way before checkout. Definition of you get what you pay for."

Reviewed on Aug 3, 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
$99 nightly
The price is $116 total per night from Aug 5 to Aug 6
$116 total
Aug 5 - Aug 6
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 Dome at America’s Center and Gateway Arch are located ...
5.6/10 (854 reviews)
"Alright, I booked a room at this hotel on short notice for a trip to take my son to a Cardinals game. So my criteria was a cheap room in walking distance from the park. This joint definitely fit the bill there. My son and I aren't fancy fellas and don't care about staying in super fancy hotels. But ..."

Reviewed on Jul 31, 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 free parking. Popular attractions Laumeier Sculpture Park and Powder ...

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 Aug 9 to Aug 10
$179 total
Aug 9 - Aug 10
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! (3,621 reviews)
"Great stay! My husband and I were in town for the Usher and Chris Brown concert. The evening dinner was great! Breakfast was great every morning. Rooms were clean! Staff was remarkable. I would stay again!"

Reviewed on Aug 3, 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 Aug 9 to Aug 10
$143 total
Aug 9 - Aug 10
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 ...
8.8/10 Excellent! (2,113 reviews)
"We had a good sleep in this hotel for 6 nights. That is the most important thing. The beds and linens were clean and didn't smell like toxic chemicals. The bathroom ceiling had been poorly repaired, and wasn't finished all the way. There was black stuff on the ceiling, a pretty big amount, that looked ..."

Reviewed on Aug 3, 2026

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
DEN Address & GPS
Address:
8500 Pena Boulevard
Denver CO, 80249-6340
United States
IATA Code:
DEN
Longitude:
-104.673098
Latitude:
39.851382
Time Zone:
America/Denver
STL Address & GPS
Address:
10701 Lambert International Blvd.
Saint Louis MO, 63145
United States
IATA Code:
STL
Longitude:
-90.379002
Latitude:
38.748707
Time Zone:
America/Chicago

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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