$79 Cheap Flights to Alton, IA

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Popular airlines to Alton

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How much is the cheapest flight to Alton?

Prices were available within the past 7 days and start at $79 for one-way flights and $157 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, May 12 - Sat, May 16
DEN
Denver
FSD
Sioux Falls
$157 Roundtrip, just found
$157
Roundtrip
just found
Select Delta flight, departing Tue, May 12 from Denver to Sioux Falls, returning Sat, May 16, priced at $157 just found
Frontier Airlines
Mon, May 11 - Fri, May 15
LAS
Las Vegas
FSD
Sioux Falls
$160 Roundtrip, just found
$160
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, May 11 from Las Vegas to Sioux Falls, returning Fri, May 15, priced at $160 just found
Frontier Airlines
Fri, May 8 - Mon, May 11
PHX
Phoenix
FSD
Sioux Falls
$160 Roundtrip, found 5 hours ago
$160
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Fri, May 8 from Phoenix to Sioux Falls, returning Mon, May 11, priced at $160 found 5 hours ago
United
Thu, May 21 - Mon, May 25
ORD
Chicago
SUX
Sioux City
$204 Roundtrip, found 7 hours ago
$204
Roundtrip
found 7 hours ago
Select United flight, departing Thu, May 21 from Chicago to Sioux City, returning Mon, May 25, priced at $204 found 7 hours ago
American Airlines
Thu, May 21 - Sun, May 24
ORD
Chicago
FSD
Sioux Falls
$249 Roundtrip, just found
$249
Roundtrip
just found
Select American Airlines flight, departing Thu, May 21 from Chicago to Sioux Falls, returning Sun, May 24, priced at $249 just found

Frequently asked questions

What month is the cheapest to fly to Alton?
May is the cheapest month to travel to Alton. Demand is lower then, so fares are usually more affordable. Organizing your trip outside of school breaks and major holidays can also help you save.
Which US cities have the cheapest flights to Alton?
Land cheap flights to Alton from Chicago, Denver and Minneapolis - St. Paul. These cities generally offer the best fares to this exciting destination. But remember that holiday periods, demand and stopovers will also have an influence on rates, so stay flexible and book when you see a bargain.
Which US cities fly direct to Alton?
You can fly to Alton directly from 10 US cities. To find a nonstop route, select "Direct flights only" when looking for flights to Alton on Expedia. Then, compare your options and find the best departure from one of these cities:

  • Chicago
  • Denver
  • Minneapolis - St. Paul
  • Dallas
  • Phoenix

How to find a cheap flight to Alton?
If you're looking for cheap flights to Alton, consider traveling outside of peak season. Booking in advance is also likely to help you score savings. Or, look for departures on a different day — Thursday flights are on average 16% cheaper than Sunday departures.* Sign up to receive price alerts on the Expedia app and you'll be instantly notified as soon as fares fall.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
How to get a cheap last-minute flight to Alton?
Staying flexible with your travel plans may help you to secure last-minute offers on cheap flights to Alton. To view all the available options, try looking at different ticket types, changing your Alton trip dates, flying out of an alternative airport or using another airline.
How far in advance should I book a flight to Alton?
Secure your flight to Alton two to four months ahead if you're visiting from an international destination. For domestic travel, the timeframe is around 28 days in advance. Better deals and a greater choice of departure dates, times and seating options are just some of the perks of booking early.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which day of the week is the cheapest day to buy a plane ticket to Alton?
Generally, you can get cheap flights to Alton on a Sunday. You can save about 8% on average compared to those who book on a Friday, which is often the most expensive day to purchase tickets.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which airlines fly to Alton?
There are 4 carriers that connect Alton with 6 airports around the globe. The major entry point to this city is Sioux Falls Regional Airport (FSD). Travel with any of these leading airlines to Alton:

  • United Airlines
  • Delta Air Lines
  • American Airlines
  • Frontier Airlines

Where do you fly into Alton?
The main airport to fly to Alton is Sioux Gateway Airport (SUX). You can also land at Sioux Falls Regional Airport (FSD) when flying to Alton.
How far is the airport from central Alton?
If you're jetting into Sioux Gateway Airport (SUX), you'll be about 45 mi southwest of central Alton.
Can I save money by booking an Alton trip package?
You could possibly save hundreds of dollars if you secure an Alton flight and hotel package deal on Expedia. And you'll save yourself hassle by having all your travel plans in the same place. Try bundling your hotel and flight with extras such as tours and activities for your own personalized Alton break.
Can I change or cancel my flight to Alton?
If you booked your flight to Alton within the last 24 hours, you can usually cancel or change it without fees. After that, extra charges may apply depending on the airline's terms and conditions. For more information, check out our Customer Service Portal. Bear in mind that some flights are non-refundable, so you may be issued a credit for future flights in place of a direct refund. When browsing on Expedia, select the "No cancel fee" or "Changes included" filters to see fares with flexible change policies.

*Flight schedules are subject to change.

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Travel information

Destination airport
Sioux Falls Regional
Destination airport IATA code
FSD
Destination city name
Sioux Falls
Roundtrip price
$140

Trending flights to Alton

Prices were available within the past 7 days and start at $79 for one-way flights and $157 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, May 12 - Sat, May 16
DEN
Denver
FSD
Sioux Falls
$157 Roundtrip, just found
$157
Roundtrip
just found
Select Delta flight, departing Tue, May 12 from Denver to Sioux Falls, returning Sat, May 16, priced at $157 just found

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