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Imperial

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Imperial Flights as Low as $112

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Frontier Airlines
Thu, Apr 16 - Sun, May 3
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$112 Roundtrip, found 5 days ago
$112
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Thu, Apr 16 from Denver Intl. to Lambert-St. Louis Intl., returning Sun, May 3, priced at $112 found 5 days ago
Frontier Airlines
Wed, Apr 1 - Fri, Apr 24
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$113 Roundtrip, found 1 day ago
$113
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Apr 1 from Denver Intl. to Lambert-St. Louis Intl., returning Fri, Apr 24, priced at $113 found 1 day ago
Delta
Wed, Apr 29 - Tue, May 5
MSP
Minneapolis - St. Paul Intl.
STL
Lambert-St. Louis Intl.
$117 Roundtrip, found 2 hours ago
$117
Roundtrip
found 2 hours ago
Select Delta flight, departing Wed, Apr 29 from Minneapolis - St. Paul Intl. to Lambert-St. Louis Intl., returning Tue, May 5, priced at $117 found 2 hours ago
Frontier Airlines
Fri, Apr 10 - Sat, Apr 25
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$120 Roundtrip, found 15 hours ago
$120
Roundtrip
found 15 hours ago
Select Frontier Airlines flight, departing Fri, Apr 10 from Denver Intl. to Lambert-St. Louis Intl., returning Sat, Apr 25, priced at $120 found 15 hours ago
Frontier Airlines
Mon, Apr 20 - Sun, May 3
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$121 Roundtrip, found 5 days ago
$121
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Mon, Apr 20 from Denver Intl. to Lambert-St. Louis Intl., returning Sun, May 3, priced at $121 found 5 days ago
American Airlines
Wed, Apr 29 - Tue, May 5
MSP
Minneapolis - St. Paul Intl.
STL
Lambert-St. Louis Intl.
$159 Roundtrip, found 2 hours ago
$159
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Wed, Apr 29 from Minneapolis - St. Paul Intl. to Lambert-St. Louis Intl., returning Tue, May 5, priced at $159 found 2 hours ago
Frontier Airlines
Mon, Apr 13 - Thu, Apr 30
IAD
Washington Dulles Intl.
STL
Lambert-St. Louis Intl.
$170 Roundtrip, found 8 hours ago
$170
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Mon, Apr 13 from Washington Dulles Intl. to Lambert-St. Louis Intl., returning Thu, Apr 30, priced at $170 found 8 hours ago
Frontier Airlines
Mon, Apr 13 - Wed, Apr 29
BWI
Baltimore Washington Intl. Thurgood Marshall
STL
Lambert-St. Louis Intl.
$170 Roundtrip, found 16 hours ago
$170
Roundtrip
found 16 hours ago
Select Frontier Airlines flight, departing Mon, Apr 13 from Baltimore Washington Intl. Thurgood Marshall to Lambert-St. Louis Intl., returning Wed, Apr 29, priced at $170 found 16 hours ago
Frontier Airlines
Thu, Apr 16 - Thu, Apr 30
LGA
LaGuardia
STL
Lambert-St. Louis Intl.
$175 Roundtrip, found 11 hours ago
$175
Roundtrip
found 11 hours ago
Select Frontier Airlines flight, departing Thu, Apr 16 from LaGuardia to Lambert-St. Louis Intl., returning Thu, Apr 30, priced at $175 found 11 hours ago
Frontier Airlines
Fri, Apr 10 - Fri, Apr 24
SFO
San Francisco Intl.
STL
Lambert-St. Louis Intl.
$192 Roundtrip, found 2 days ago
$192
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Fri, Apr 10 from San Francisco Intl. to Lambert-St. Louis Intl., returning Fri, Apr 24, priced at $192 found 2 days ago
United
Wed, Apr 29 - Tue, May 5
MSP
Minneapolis - St. Paul Intl.
STL
Lambert-St. Louis Intl.
$195 Roundtrip, found 2 hours ago
$195
Roundtrip
found 2 hours ago
Select United flight, departing Wed, Apr 29 from Minneapolis - St. Paul Intl. to Lambert-St. Louis Intl., returning Tue, May 5, priced at $195 found 2 hours ago
Bargain Flight
Tue, Apr 7 - Sat, Apr 18
DCA
Ronald Reagan Washington National
STL
Lambert-St. Louis Intl.
$220 Roundtrip, found 2 hours ago
$220
Roundtrip
found 2 hours ago
Select Bargain Flight flight, departing Tue, Apr 7 from Ronald Reagan Washington National to Lambert-St. Louis Intl., returning Sat, Apr 18, priced at $220 found 2 hours ago
Delta
Tue, Apr 28 - Tue, May 12
DAL
Love Field
STL
Lambert-St. Louis Intl.
$265 Roundtrip, found 2 hours ago
$265
Roundtrip
found 2 hours ago
Select Delta flight, departing Tue, Apr 28 from Love Field to Lambert-St. Louis Intl., returning Tue, May 12, priced at $265 found 2 hours ago
Bargain Flight
Sat, Apr 25 - Wed, Apr 29
BOS
Logan Intl.
STL
Lambert-St. Louis Intl.
$275 Roundtrip, found 2 hours ago
$275
Roundtrip
found 2 hours ago
Select Bargain Flight flight, departing Sat, Apr 25 from Logan Intl. to Lambert-St. Louis Intl., returning Wed, Apr 29, priced at $275 found 2 hours ago
Bargain Flight
Sun, Nov 1 - Mon, Nov 9
LAX
Los Angeles Intl.
STL
Lambert-St. Louis Intl.
$282 Roundtrip, found 2 days ago
$282
Roundtrip
found 2 days ago
Select Bargain Flight flight, departing Sun, Nov 1 from Los Angeles Intl. to Lambert-St. Louis Intl., returning Mon, Nov 9, priced at $282 found 2 days ago
Alaska Airlines
Tue, Apr 7 - Tue, Apr 21
SFO
San Francisco Intl.
STL
Lambert-St. Louis Intl.
$331 Roundtrip, found 1 hour ago
$331
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Tue, Apr 7 from San Francisco Intl. to Lambert-St. Louis Intl., returning Tue, Apr 21, priced at $331 found 1 hour ago

Cheap Flights to Imperial

Fall in love at first flight with your vacation to Imperial by saving a ton of cash on your last-minute cheap flight. There’s no more scouring the internet for a good deal—book your flight to Imperial on Hotwire, and you’ll be up, up, and on a getaway in no time.

Because once the wheels are down in Imperial, the good times start rolling. So buckle up, you’re in for a fun ride.

Frequently Asked Questions About flights to Imperial

Don’t waste your time on endless searches for cheap airline tickets oneway or roundtrip. We’ll have you on your way to Imperial with a tiny bag of pretzels in your hand before you can say “tray tables in the upright position”—and for a ticket price that works for your vacay budget.

So all you have to worry about is where you’re headed after the STL airport.

What is the cheapest month to fly to Imperial?

Airline ticket prices fluctuate all the time, depending on the day of the week or the month of the year. The cheapest round trip flights to Imperial are in April, but when you book your flight on Hotwire, savings are always in season.

How many airlines fly to Imperial?

Variety is the spice of life, even when it comes to booking your next trip. Want options for airlines? You’ll find 13 to choose from for your flight to Imperial.

What airport is best to fly into Imperial?

When you’re planning your trip to Imperial, convenience is the name of the game. Luckily, Imperial Spirit of St. Louis Airport is nearby so you can deplane and get going on checking off everything on your Imperial must-do list.

How much are flights to Imperial?

Got very cheap flights on your vacation itinerary? When you book your airline tickets to Imperial on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as $112, you’ll have leftover cash for at least a magazine and a bottle of water at the airport book store.

How to get cheap flights to Imperial?

The trick to saving a stack of cash on your flight to Imperial? Snatch up that Hotwire flight deal when you see a killer rate because it could be gone in a flash. And with flights as low as $112 right now, why wait?

Imperial Flight Information
Destination airport
Lambert-St. Louis Intl.
Destination airport IATA code
STL
Roundtrip price
$111

Last Minute Hotel Deals in Imperial

Clayton Plaza Hotel & Extended Stay

Clayton Plaza Hotel & Extended Stay

3.5 out of 5
7750 Carondelet Avenue St. Louis MO
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 ...
8.8/10 Excellent! (3,123 reviews)
The water pressure in our room's shower was the worst I've ever experienced.

Reviewed on Mar 9, 2026

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Clayton Plaza Hotel & Extended Stay
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
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 ...
9.4/10 Exceptional! (3,360 reviews)
National park near, friendlty & welcoming staff, great accommodations, wonderful food & cheers, all star view from 8th floor balcony

Reviewed on Mar 9, 2026

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Drury Plaza Hotel St. Louis at the Arch
21C Museum Hotel St Louis

21C Museum Hotel St Louis

4.5 out of 5
1528 Locust street St. Louis MO
Book a stay at this luxury hotel in St. Louis. Enjoy free WiFi, breakfast (surcharge), and room service. Our guests praise the pool and the restaurant in our ...
9/10 Wonderful! (1,646 reviews)
Stay was great and the hotel was a close walk to Enterprise Center.

Reviewed on Mar 9, 2026

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21C Museum Hotel St Louis
River City Casino & Hotel

River City Casino & Hotel

4 out of 5
777 River City Casino Blvd St. Louis MO
Book a stay at this business-friendly hotel in St. Louis. Enjoy free parking, 5 restaurants, and a casino. Our guests praise the helpful staff and the clean ...
9/10 Wonderful! (1,498 reviews)
The staff were very friendly and efficient. Check in was a breeze.

Reviewed on Mar 8, 2026

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River City Casino & Hotel
Drury Inn & Suites St. Louis Union Station

Drury Inn & Suites St. Louis Union Station

3 out of 5
201 S 20th St St. Louis MO
Book a stay at this business-friendly hotel in St. Louis. Enjoy free breakfast, free WiFi, and a fitness center. Our guests praise the breakfast and the helpful ...
9.4/10 Exceptional! (1,347 reviews)
Rooms are very small and poorly decorated but clean. (Currently property is under renovation, so decor should be updated soon). Pool and hot tub areas clean but definitely showing their age! (Just look old and water feature on the wall has hard water buildup making it look dirty and again old). The ...

Reviewed on Mar 7, 2026

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Drury Inn & Suites St. Louis Union Station
Live by Loews - St.Louis

Live by Loews - St.Louis

4 out of 5
799 Clark ave St. Louis MO
Book a stay at this business-friendly hotel in St. Louis. Enjoy free WiFi, a rooftop terrace, and breakfast (surcharge). Our guests praise the bar and the helpful ...
9.4/10 Exceptional! (1,130 reviews)
Room was excellent clean no issues

Reviewed on Mar 7, 2026

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Live by Loews - 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
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! (1,125 reviews)
Nice rooms. They were clean but had a musty smell. Right next to Cracker Barrel which was nice!!

Reviewed on Mar 9, 2026

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Heritage Inn & Suites St. Louis/Fenton, Trademark by Wyndham
Best Western St. Louis-Kirkwood Route 66

Best Western St. Louis-Kirkwood Route 66

3.5 out of 5
1200 S Kirkwood Road Kirkwood MO
Book a stay at this business-friendly hotel in Kirkwood. Enjoy free parking, an outdoor pool, and room service. Our guests praise the breakfast and the helpful ...
8.4/10 Very Good! (1,435 reviews)
One would think, due to its location in Kirkwood, the place would have a higher standard of cleanliness. but property is full of cig-butts and crack pipes. The elevator is super slow and dirty and The TV guide was awful to work and confusing.

Reviewed on Mar 9, 2026

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Best Western St. Louis-Kirkwood Route 66
See all 1,473 properties in Imperial
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.