Search Cheap Flights to
Alton

Search 400 airlines and 321,000 hotels worldwide.

Stop Planning & Start Exploring

FREE 24 hour cancellation on most flights

Alton Flights as Low as $66

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

Frontier Airlines
Wed, Aug 12 - Tue, Aug 25
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$66 Roundtrip, found 2 hours ago
$66
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Wed, Aug 12 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Tue, Aug 25, priced at $66 found 2 hours ago
Frontier Airlines
Tue, Jul 14 - Tue, Jul 14
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 Tue, Jul 14 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Tue, Jul 14, priced at $68 found 2 hours ago
Frontier Airlines
Wed, Jul 8 - Sun, Jul 26
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$79 Roundtrip, found 1 hour ago
$79
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Wed, Jul 8 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Sun, Jul 26, priced at $79 found 1 hour ago
Frontier Airlines
Wed, Jun 24 - Wed, Jul 1
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$84 Roundtrip, found 2 hours ago
$84
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Wed, Jun 24 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Wed, Jul 1, priced at $84 found 2 hours ago
Frontier Airlines
Tue, Jun 23 - Tue, Jun 23
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$90 Roundtrip, found 2 hours ago
$90
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Tue, Jun 23 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Tue, Jun 23, priced at $90 found 2 hours ago
Delta
Tue, Jul 14 - Tue, Jul 14
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$124 Roundtrip, found 2 hours ago
$124
Roundtrip
found 2 hours ago
Select Delta flight, departing Tue, Jul 14 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Tue, Jul 14, priced at $124 found 2 hours ago
American Airlines
Wed, Aug 12 - Tue, Aug 25
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$217 Roundtrip, found 2 hours ago
$217
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Wed, Aug 12 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Tue, Aug 25, priced at $217 found 2 hours ago
Bargain Flight
Tue, Jul 7 - Wed, Jul 15
BWI
Baltimore Washington Intl. Thurgood Marshall
STL
Lambert-St. Louis Intl.
$237 Roundtrip, found 2 hours ago
$237
Roundtrip
found 2 hours ago
Select Bargain Flight flight, departing Tue, Jul 7 from Baltimore Washington Intl. Thurgood Marshall to Lambert-St. Louis Intl., returning Wed, Jul 15, priced at $237 found 2 hours ago
Bargain Flight
Sat, Jun 20 - Sat, Jun 27
OMA
Eppley Field
STL
Lambert-St. Louis Intl.
$251 Roundtrip, found 2 hours ago
$251
Roundtrip
found 2 hours ago
Select Bargain Flight flight, departing Sat, Jun 20 from Eppley Field to Lambert-St. Louis Intl., returning Sat, Jun 27, priced at $251 found 2 hours ago
Frontier Airlines
Tue, Jul 7 - Wed, Jul 8
IAH
George Bush Intercontinental
STL
Lambert-St. Louis Intl.
$252 Roundtrip, found 2 hours ago
$252
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Tue, Jul 7 from George Bush Intercontinental to Lambert-St. Louis Intl., returning Wed, Jul 8, priced at $252 found 2 hours ago
Frontier Airlines
Fri, Jul 3 - Wed, Jul 15
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$256 Roundtrip, found 2 days ago
$256
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Fri, Jul 3 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Wed, Jul 15, priced at $256 found 2 days ago
Delta
Sat, Oct 17 - Tue, Oct 20
DAL
Love Field
STL
Lambert-St. Louis Intl.
$263 Roundtrip, found 2 hours ago
$263
Roundtrip
found 2 hours ago
Select Delta flight, departing Sat, Oct 17 from Love Field to Lambert-St. Louis Intl., returning Tue, Oct 20, priced at $263 found 2 hours ago
American Airlines
Wed, Nov 11 - Sat, Nov 14
DCA
Ronald Reagan Washington National
STL
Lambert-St. Louis Intl.
$265 Roundtrip, found 2 hours ago
$265
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Wed, Nov 11 from Ronald Reagan Washington National to Lambert-St. Louis Intl., returning Sat, Nov 14, priced at $265 found 2 hours ago
United
Tue, Sep 1 - Tue, Sep 15
AMA
Rick Husband Amarillo Intl.
STL
Lambert-St. Louis Intl.
$337 Roundtrip, found 2 hours ago
$337
Roundtrip
found 2 hours ago
Select United flight, departing Tue, Sep 1 from Rick Husband Amarillo Intl. to Lambert-St. Louis Intl., returning Tue, Sep 15, priced at $337 found 2 hours ago
American Airlines
Tue, Jun 23 - Thu, Jul 2
BRO
Brownsville-South Padre Island Intl.
STL
Lambert-St. Louis Intl.
$362 Roundtrip, just found
$362
Roundtrip
just found
Select American Airlines flight, departing Tue, Jun 23 from Brownsville-South Padre Island Intl. to Lambert-St. Louis Intl., returning Thu, Jul 2, priced at $362 just found
Frontier Airlines
Sun, Jun 14 - Sat, Jun 20
IAD
Washington Dulles Intl.
STL
Lambert-St. Louis Intl.
$408 Roundtrip, found 2 hours ago
$408
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Sun, Jun 14 from Washington Dulles Intl. to Lambert-St. Louis Intl., returning Sat, Jun 20, priced at $408 found 2 hours ago

Cheap Flights to Alton

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

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

Frequently Asked Questions About flights to Alton

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

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 Alton are in August, but when you book your flight on Hotwire, savings are always in season.

How many airlines fly to Alton?

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 Alton.

What airport is best to fly into Alton?

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

How much are flights to Alton?

Got very cheap flights on your vacation itinerary? When you book your airline tickets to Alton on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as $66, 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 Alton?

The trick to saving a stack of cash on your flight to Alton? 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 $66 right now, why wait?

Alton Flight Information
Destination airport
Lambert-St. Louis Intl.
Destination airport IATA code
STL
Roundtrip price
$66

Last Minute Hotel Deals in Alton

Best Western Plus Parkway Hotel

Best Western Plus Parkway Hotel

2.5 out of 5
1900 Homer Adams Pkwy Alton IL
Book a stay at this business-friendly hotel in Alton. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean rooms ...
8.2/10 Very Good! (1,003 reviews)
"The Staff was excellent"

Reviewed on May 30, 2026

Get rates
Best Western Plus Parkway Hotel
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! (4,086 reviews)
"Great room and close to everything!"

Reviewed on Jun 6, 2026

Get rates
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
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! (3,220 reviews)
"The rooms were well maintained. Beds were clean and comfortable. It was a bit of a maze trying to find my room. The highlight of my stay was the complementary hearty breakfast. There was a buffet with scrambled eggs, sausage links, hash browns, pancakes, biscuits and gravy. There was a cook making ..."

Reviewed on Jun 5, 2026

Get rates
Clayton Plaza Hotel & Extended Stay
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! (2,002 reviews)
"The staff was amazing & we had a nice stay for the night."

Reviewed on Jun 5, 2026

Get rates
Pear Tree Inn St. Louis Near Union Station
Pear Tree Inn St. Louis Airport

Pear Tree Inn St. Louis Airport

2.5 out of 5
10810 Pear Tree Ln St. Ann MO
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! (2,999 reviews)
"Nice clean hotel, with friendly helpful staff."

Reviewed on Jun 6, 2026

Get rates
Pear Tree Inn St. Louis Airport
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! (3,479 reviews)
"Perfect location for us. Couldn't of been any closer to the Arch and a very short walk to the ball park. Qick access to majoe roads. Staff were very nice and courteous."

Reviewed on Jun 5, 2026

Get rates
Drury Plaza Hotel St. Louis at the Arch
Hampton Inn St. Louis-Downtown (At the Gateway Arch)

Hampton Inn St. Louis-Downtown (At the Gateway Arch)

3.5 out of 5
333 Washington Ave 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! (1,294 reviews)
"I was blindsided by a $30 per day parking fee at check-in and elevators were hectic and the waits were long which I had trouble with as a wheelchair user but outside of that, my husband and I had a nice stay."

Reviewed on Jun 5, 2026

Get rates
Hampton Inn St. Louis-Downtown (At the Gateway Arch)
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! (1,207 reviews)
"V"

Reviewed on Jun 6, 2026

Get rates
Live by Loews - St.Louis
See all 1,424 properties in Alton
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.