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Imperial

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Imperial Flights as Low as $46

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

Frontier Airlines
Mon, Sep 28 - Mon, Oct 12
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$46 Roundtrip, just found
$46
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Sep 28 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Mon, Oct 12, priced at $46 just found
Frontier Airlines
Sun, Sep 6 - Mon, Sep 21
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$51 Roundtrip, found 1 day ago
$51
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sun, Sep 6 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Mon, Sep 21, priced at $51 found 1 day ago
Frontier Airlines
Fri, Sep 18 - Fri, Oct 2
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$56 Roundtrip, found 2 days ago
$56
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Fri, Sep 18 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Fri, Oct 2, priced at $56 found 2 days ago
Frontier Airlines
Mon, Sep 14 - Wed, Sep 30
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$61 Roundtrip, found 17 hours ago
$61
Roundtrip
found 17 hours ago
Select Frontier Airlines flight, departing Mon, Sep 14 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Wed, Sep 30, priced at $61 found 17 hours ago
Frontier Airlines
Sun, Aug 30 - Mon, Aug 31
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$78 Roundtrip, found 19 hours ago
$78
Roundtrip
found 19 hours ago
Select Frontier Airlines flight, departing Sun, Aug 30 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Mon, Aug 31, priced at $78 found 19 hours ago
Delta
Tue, Sep 15 - Tue, Sep 15
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$113 Roundtrip, just found
$113
Roundtrip
just found
Select Delta flight, departing Tue, Sep 15 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Tue, Sep 15, priced at $113 just found
Southwest Airlines
Tue, Sep 15 - Tue, Sep 15
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$119 Roundtrip, just found
$119
Roundtrip
just found
Select Southwest Airlines flight, departing Tue, Sep 15 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Tue, Sep 15, priced at $119 just found
Frontier Airlines
Wed, Sep 9 - Mon, Sep 14
DTW
Detroit Metropolitan Wayne County
STL
Lambert-St. Louis Intl.
$173 Roundtrip, found 1 day ago
$173
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Sep 9 from Detroit Metropolitan Wayne County to Lambert-St. Louis Intl., returning Mon, Sep 14, priced at $173 found 1 day ago
American Airlines
Sun, Sep 6 - Mon, Sep 21
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$178 Roundtrip, found 1 day ago
$178
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sun, Sep 6 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Mon, Sep 21, priced at $178 found 1 day ago
United
Sat, Aug 29 - Sat, Aug 29
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$191 Roundtrip, found 1 day ago
$191
Roundtrip
found 1 day ago
Select United flight, departing Sat, Aug 29 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Sat, Aug 29, priced at $191 found 1 day ago
Frontier Airlines
Thu, Sep 3 - Wed, Sep 9
MCO
Orlando Intl.
STL
Lambert-St. Louis Intl.
$200 Roundtrip, found 4 days ago
$200
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Thu, Sep 3 from Orlando Intl. to Lambert-St. Louis Intl., returning Wed, Sep 9, priced at $200 found 4 days ago
Bargain Flight
Thu, Aug 27 - Mon, Aug 31
BWI
Baltimore Washington Intl. Thurgood Marshall
STL
Lambert-St. Louis Intl.
$224 Roundtrip, found 22 hours ago
$224
Roundtrip
found 22 hours ago
Select Bargain Flight flight, departing Thu, Aug 27 from Baltimore Washington Intl. Thurgood Marshall to Lambert-St. Louis Intl., returning Mon, Aug 31, priced at $224 found 22 hours ago
Frontier Airlines
Sat, Oct 31 - Sat, Nov 7
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$228 Roundtrip, found 2 hours ago
$228
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Sat, Oct 31 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Sat, Nov 7, priced at $228 found 2 hours ago
Frontier Airlines
Mon, Oct 5 - Tue, Oct 20
LGA
LaGuardia
STL
Lambert-St. Louis Intl.
$242 Roundtrip, found 1 day ago
$242
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Mon, Oct 5 from LaGuardia to Lambert-St. Louis Intl., returning Tue, Oct 20, priced at $242 found 1 day ago
Bargain Flight
Wed, Sep 9 - Sun, Sep 13
SMF
Sacramento Intl.
STL
Lambert-St. Louis Intl.
$290 Roundtrip, found 21 hours ago
$290
Roundtrip
found 21 hours ago
Select Bargain Flight flight, departing Wed, Sep 9 from Sacramento Intl. to Lambert-St. Louis Intl., returning Sun, Sep 13, priced at $290 found 21 hours ago
Alaska Airlines
Wed, Sep 2 - Sat, Sep 5
SMF
Sacramento Intl.
STL
Lambert-St. Louis Intl.
$436 Roundtrip, found 22 hours ago
$436
Roundtrip
found 22 hours ago
Select Alaska Airlines flight, departing Wed, Sep 2 from Sacramento Intl. to Lambert-St. Louis Intl., returning Sat, Sep 5, priced at $436 found 22 hours 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 September, 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 14 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 $46, 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 $46 right now, why wait?

Imperial Flight Information
Destination airport
Lambert-St. Louis Intl.
Destination airport IATA code
STL
Roundtrip price
$46

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 ...
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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 ...
9.6/10 Exceptional! (3,637 reviews)
"Love the free breakfast, sodas, popcorn and evening kickback"

Reviewed on Aug 6, 2026

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Drury Plaza Hotel St. Louis at the Arch
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 ...
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Heritage Inn & Suites St. Louis/Fenton, Trademark by Wyndham
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
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! (2,125 reviews)
"Room was very clean. Very accomodating for my pet. Good breakfast service."

Reviewed on Aug 6, 2026

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Pear Tree Inn St. Louis Near 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! (1,285 reviews)
"The property and room were VERY clean. The staff was kind. Easy peasy - great stay."

Reviewed on Aug 6, 2026

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Live by Loews - 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 ...
9.2/10 Wonderful! (1,719 reviews)
"We had a very nice stay. It was quiet, clean and very easy to get around the casino. The staff was also extremely helpful. We would stay here again anytime."

Reviewed on Aug 5, 2026

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River City Casino & Hotel
Angad Arts Hotel St. Louis, Tapestry Collection by Hilton

Angad Arts Hotel St. Louis, Tapestry Collection by Hilton

4 out of 5
3550 Samuel Sheppard Drive 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 helpful staff ...
9/10 Wonderful! (1,108 reviews)
"This was one of the coolest hotels I have stayed in and I would definitely stay here again. Centrally located and convenient to everything."

Reviewed on Aug 6, 2026

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Angad Arts Hotel St. Louis, Tapestry Collection by Hilton
Moonrise Hotel

Moonrise Hotel

4 out of 5
6177 Delmar Blvd St. Louis MO
Book a stay at this boutique hotel in St. Louis. Enjoy free WiFi, free parking, and 2 bars/lounges. Our guests praise the restaurant and the helpful staff in ...
9/10 Wonderful! (2,019 reviews)
"The room was nice and clean there was a odor not worth to complain about I guess because they allow pets overall it was good I was able to enjoy the rooftop which was amazing I will be coming back for another stay Thanks Moonrise for an enjoyable stay ❤️"

Reviewed on Aug 6, 2026

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Moonrise Hotel
See all 1,509 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.