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Arnold

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Arnold Flights as Low as $58

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

Frontier Airlines
Wed, May 20 - Tue, Jun 2
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$58 Roundtrip, found 2 hours ago
$58
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Wed, May 20 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Tue, Jun 2, priced at $58 found 2 hours ago
Frontier Airlines
Wed, May 13 - Wed, Jun 3
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$68 Roundtrip, found 2 hours ago
$68
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Wed, May 13 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Wed, Jun 3, priced at $68 found 2 hours ago
Frontier Airlines
Fri, May 15 - Wed, May 27
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$68 Roundtrip, found 13 hours ago
$68
Roundtrip
found 13 hours ago
Select Frontier Airlines flight, departing Fri, May 15 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Wed, May 27, priced at $68 found 13 hours ago
Frontier Airlines
Sat, May 9 - Sat, May 9
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$72 Roundtrip, found 2 hours ago
$72
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Sat, May 9 from Denver Intl. to Lambert-St. Louis Intl., returning Sat, May 9, priced at $72 found 2 hours ago
Frontier Airlines
Wed, May 13 - Sat, Jun 6
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$74 Roundtrip, found 2 hours ago
$74
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Wed, May 13 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Sat, Jun 6, priced at $74 found 2 hours ago
Frontier Airlines
Fri, May 8 - Sat, May 9
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$154 Roundtrip, found 2 days ago
$154
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Fri, May 8 from O'Hare Intl. to Lambert-St. Louis Intl., returning Sat, May 9, priced at $154 found 2 days ago
Frontier Airlines
Thu, May 21 - Mon, Jun 8
ORF
Norfolk Intl.
STL
Lambert-St. Louis Intl.
$164 Roundtrip, found 2 hours ago
$164
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Thu, May 21 from Norfolk Intl. to Lambert-St. Louis Intl., returning Mon, Jun 8, priced at $164 found 2 hours ago
Frontier Airlines
Sun, May 3 - Thu, May 7
RDU
Raleigh - Durham Intl.
STL
Lambert-St. Louis Intl.
$174 Roundtrip, found 1 day ago
$174
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sun, May 3 from Raleigh - Durham Intl. to Lambert-St. Louis Intl., returning Thu, May 7, priced at $174 found 1 day ago
Frontier Airlines
Sat, May 9 - Sun, May 10
ONT
Los Angeles - Ontario Intl.
STL
Lambert-St. Louis Intl.
$174 Roundtrip, found 1 day ago
$174
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, May 9 from Los Angeles - Ontario Intl. to Lambert-St. Louis Intl., returning Sun, May 10, priced at $174 found 1 day ago
Frontier Airlines
Sun, May 10 - Sat, May 23
LAX
Los Angeles Intl.
STL
Lambert-St. Louis Intl.
$220 Roundtrip, found 9 hours ago
$220
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Sun, May 10 from Los Angeles Intl. to Lambert-St. Louis Intl., returning Sat, May 23, priced at $220 found 9 hours ago
Delta
Wed, May 6 - Wed, May 6
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$225 Roundtrip, found 6 days ago
$225
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, May 6 from Denver Intl. to Lambert-St. Louis Intl., returning Wed, May 6, priced at $225 found 6 days ago
Bargain Flight
Sat, Apr 25 - Sun, Apr 26
MKE
General Mitchell Intl.
STL
Lambert-St. Louis Intl.
$236 Roundtrip, found 2 hours ago
$236
Roundtrip
found 2 hours ago
Select Bargain Flight flight, departing Sat, Apr 25 from General Mitchell Intl. to Lambert-St. Louis Intl., returning Sun, Apr 26, priced at $236 found 2 hours ago
Frontier Airlines
Thu, Aug 13 - Tue, Aug 25
BOS
Logan Intl.
STL
Lambert-St. Louis Intl.
$250 Roundtrip, found 8 hours ago
$250
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Thu, Aug 13 from Logan Intl. to Lambert-St. Louis Intl., returning Tue, Aug 25, priced at $250 found 8 hours ago
American Airlines
Wed, May 27 - Wed, Jun 10
MKE
General Mitchell Intl.
STL
Lambert-St. Louis Intl.
$287 Roundtrip, found 1 day ago
$287
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, May 27 from General Mitchell Intl. to Lambert-St. Louis Intl., returning Wed, Jun 10, priced at $287 found 1 day ago
Delta
Sat, May 30 - Wed, Jun 10
DAL
Love Field
STL
Lambert-St. Louis Intl.
$289 Roundtrip, found 3 days ago
$289
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, May 30 from Love Field to Lambert-St. Louis Intl., returning Wed, Jun 10, priced at $289 found 3 days ago
Alaska Airlines
Tue, Apr 28 - Wed, Apr 29
LAX
Los Angeles Intl.
STL
Lambert-St. Louis Intl.
$484 Roundtrip, found 9 hours ago
$484
Roundtrip
found 9 hours ago
Select Alaska Airlines flight, departing Tue, Apr 28 from Los Angeles Intl. to Lambert-St. Louis Intl., returning Wed, Apr 29, priced at $484 found 9 hours ago

Cheap Flights to Arnold

Fall in love at first flight with your vacation to Arnold 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 Arnold on Hotwire, and you’ll be up, up, and on a getaway in no time.

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

Frequently Asked Questions About flights to Arnold

Don’t waste your time on endless searches for cheap airline tickets oneway or roundtrip. We’ll have you on your way to Arnold 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 Arnold?

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 Arnold are in May, but when you book your flight on Hotwire, savings are always in season.

How many airlines fly to Arnold?

Variety is the spice of life, even when it comes to booking your next trip. Want options for airlines? You’ll find 15 to choose from for your flight to Arnold.

What airport is best to fly into Arnold?

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

How much are flights to Arnold?

Got very cheap flights on your vacation itinerary? When you book your airline tickets to Arnold on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as $58, 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 Arnold?

The trick to saving a stack of cash on your flight to Arnold? 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 $58 right now, why wait?

Arnold Flight Information
Destination airport
Lambert-St. Louis Intl.
Destination airport IATA code
STL
Roundtrip price
$57

Last Minute Hotel Deals in Arnold

Pear Tree Inn St. Louis Arnold

Pear Tree Inn St. Louis Arnold

2.5 out of 5
1201 Drury Ln Arnold MO
Book a stay at this business-friendly hotel in Arnold. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
9.4/10 Exceptional! (1,000 reviews)
Nice and clean close to a lot of businesses

Reviewed on Apr 8, 2026

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Pear Tree Inn St. Louis Arnold
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 ...
9/10 Wonderful! (3,155 reviews)
Front desk is extremely slow.

Reviewed on Apr 18, 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! (3,381 reviews)
They had free food and drinks every afternoon we were there.

Reviewed on Apr 17, 2026

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Drury Plaza Hotel St. Louis at the Arch
Hyatt Regency St. Louis at The Arch

Hyatt Regency St. Louis at The Arch

4 out of 5
315 Chestnut St St. Louis MO
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! (4,006 reviews)
Had to switch rooms due to the rooms being nasty. Rooms seemed old and outdated. Mattress, pillow, and bed spread was uncomfortable. Some elevators were out of services.

Reviewed on Apr 17, 2026

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Hyatt Regency 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! (1,766 reviews)
Great location, clean rooms, wonderful pool and hot tub

Reviewed on Apr 16, 2026

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21C Museum Hotel St Louis
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! (1,154 reviews)
Perfect Busch Stadium location and very attractive on the surface, but when you try to sleep you get a surprise. This is only the second hotel in 20 years that I can remember the noise level.

Reviewed on Apr 17, 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! (1,216 reviews)
The breakfast was good, the pool and hot tub were dirty looking, the water looked murky and there was stuff floating in it. We were disappointed because that's one of the reasons we booked there. The bathroom was small looked like a bathroom in a small apartment. The staff was nice, but I don't think ...

Reviewed on Apr 16, 2026

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Heritage Inn & Suites St. Louis/Fenton, Trademark by Wyndham
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! (1,360 reviews)
The room and staff was fabulous but was not told they had major interior renovations being done. It was loud full of workers and construction trucks parked everywhere. I paid for the "Best" stay for my daughter, granddaughters and a great grand baby. My health is not well at nearly 70 and wanted ...

Reviewed on Apr 17, 2026

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Drury Inn & Suites St. Louis Union Station
See all 1,654 properties in Arnold
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.