$46 Cheap Flights to Walsh, IL

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Today's featured flight deals to Walsh

Nonstop
Carry-on included
Lower price than typical

How much is the cheapest flight to Walsh?

Prices were available within the past 7 days and start at $46 for one-way flights and $91 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
United
Frontier Airlines
Southwest Airlines
Spirit Airlines

Find the cheapest month to fly from Columbus (CMH) to St. Louis (STL)

August is typically the cheapest month to fly

From $144 - $691 per traveler.

Graph displaying average flight prices per month

Tips to find the cheapest flights to Walsh

The cheapest day to fly

Get started finding a cheap flight to Walsh on Expedia by either choosing a deal on this page or entering into the search bar your travel dates, origin airport, and whether you want roundtrip or one-way airfare. You can filter for flexibility, number of stops, airline, and departure/arrival times to find the best flight for you.

The cheapest month to fly

September is the cheapest month to fly to Walsh. This coincides with the low season when fewer people travel. Whichever month you travel in, though, be sure to book at least a month in advance if you want to score cheap tickets to Walsh. ARC's data shows that domestic flights booked 28 days or more before departure are typically 24% cheaper than those booked last minute.

The most affordable time to book a flight

Typically, a Sunday can be the cheapest time to book a flight to Walsh, according to ARC’s data. On average, you could save between 6% and 13% by booking on a Sunday instead of a Friday, which is the most expensive day to make a reservation.

The cheapest round-trip tickets to Walsh

The lowest price for round-trip flights to Walsh in 2025 starts from from $91, while one-way tickets start from from $46. Expedia's effective search tool is one of the best ways to find a budget airfare. Simply enter your dates, and within seconds, it'll show you a vast selection of the cheapest flights to Walsh. If you have a preferred departure time or airline, you can use the handy filters to customize your search.

The cheapest airlines flying to Walsh

American Airlines, United, Southwest Airlines, Contour Airlines, Spirit Airlines, Frontier Airlines are just some of the airlines that can typically offer cheap tickets to Walsh. You can find their most affordable flights by using the “airline” search filter and then sorting prices from low to high. As a trusted partner of the world's leading airlines, Expedia offers you some of the best airfare deals to Walsh and countless more destinations worldwide.

The most affordable airports to fly into

To view the cheapest airports to fly into for Walsh, simply order your search results from lowest to highest price. Expedia's search tool compares flight prices for all airports close to your destination, so you don't have to manually search them one by one to find the cheapest flight to Walsh. If you have a preferred place to fly into, take advantage of the “arrival airport” filter to narrow down your search on Expedia.

Save with a package

With Expedia's amazing package deals, you could save hundreds of dollars by booking your Walsh plane tickets together with your accommodations, car rental, or activities. Just select the search wizard's “package” option to view some of the cheapest deals. Look out for the green savings label to see how much you're saving.

Date flexibility for the cheapest flights to Walsh

If you can be flexible with your travel dates, it's a good idea to broaden your search by comparing prices on different days. This will open up more options, meaning you could uncover a less expensive flight to Walsh.

Stopover savings

The cheapest tickets to Walsh are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Walsh. While the overall travel time might be longer than a non-stop flight, you may decide it's worth it for the money saved.

Get Expedia's Price Drop Protection

Price Drop Protection means that if your flight gets cheaper after booking, you'll be credited the difference*. This gives you peace of mind that you're getting one of the cheapest flights to Walsh for your chosen departure. Expedia's Price Drop Protection is available for a small fee but is free to One Key Gold and Platinum tier members.

*Terms apply.

Use our Price Tracking feature

Expedia's Price Tracking feature is another great tool that removes the guesswork from finding cheap flights to Walsh. Simply download the free Expedia app to your smart device and activate Walsh flight price alerts for your travel dates. There's even a price predictor tool that uses historical data to indicate the best time to book, giving you peace of mind that you'll nab the lowest prices.

Book with Expedia

As well as Price Drop Protection and Price Tracking, Expedia's close partnership with a vast selection of the world's leading airlines means you're sure to find cheap flights to Walsh. Plus, the One Key rewards program lets you earn real cash rewards on most bookings that you can use to save money on future trips. Best of all, it's free to join, and members often unlock exclusive discounts, too.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

What month is the cheapest to fly to Walsh?
The least expensive month for flights to Walsh is usually August *. Launch your travel plans without breaking the bank by flying when fares are at their lowest. *Cheapest month to fly is based on the month with the cheapest flight found on Expedia.com in the next 330 days.
Which US cities have the cheapest flights to Walsh?
Land cheap flights to Walsh from New York, Washington and Dallas. These cities usually offer the best fares to this unique destination. But remember that stopovers, holiday periods and demand also influence rates, so remain flexible and book when prices are right.
Which US cities fly direct to Walsh?
Pick from 150 US cities providing direct flights to Walsh. When you book on Expedia, select "Direct flights only" to find nonstop routes. Fly to Walsh from any of these top cities:

  • New York
  • Washington
  • Dallas
  • Boston
  • Phoenix

How to find a cheap flight to Walsh?
If you're searching for cheap flights to Walsh, consider low-season travel. Booking as early as possible may also save you money. Or, fly on a different day --- Thursday flights are on average 16% cheaper than Sunday departures.* Opt to receive flight price alerts on the Expedia app and get notified as soon as fares drop.*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 Walsh?
Staying flexible with your plans may help you to secure last-minute offers on cheap flights to Walsh. To view all the available options, consider exploring different ticket types, changing your Walsh trip dates, leaving from an alternative airport or using another airline.
How far in advance should I book a flight to Walsh?
To pick up some of the best deals on domestic journeys, book your flight to Walsh 28 days ahead of your travel dates. For international flights, it's between two and four months in advance. This increases your chances of getting your preferred departure times and seats.**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 Walsh?
Sundays are generally the best day to book a cheap flight to Walsh, with savings of around 8% on average compared to a Friday. If you choose to purchase tickets on a Friday, expect to pay a higher price as this is typically the most expensive day.**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 Walsh?
Walsh is accessible from 33 airports worldwide through 10 carriers, with Lambert-St. Louis Intl. Airport (STL) as its primary entry point. Consider these major airlines to Walsh when organizing your trip:

  • Delta Air Lines
  • American Airlines
  • United Airlines
  • Southern Airways Express

Where do you fly into Walsh?
Walsh's main gateway is Williamson County Regional Airport (MWA). If you're looking for more nearby choices when flying to Walsh, check out Lambert-St. Louis Intl. Airport (STL), Cape Girardeau Municipal Airport (CGI) or MidAmerica-St. Louis Airport (BLV). It's also possible to fly to Walsh through Carbondale, IL (MDH-Southern Illinois).
How far is the airport from central Walsh?
If you're arriving at Williamson County Regional Airport (MWA), you'll be about 50 mi southeast of the center of Walsh.
Can I save money by booking a Walsh trip package?
It's possible to save hundreds of dollars if you choose a Walsh flight and hotel package deal on Expedia. And you'll save time and hassle by having all your travel arrangements in the same place. Try bundling flights and accommodations with extras such as activities and car rentals for your own personalized Walsh trip.
Can I change or cancel my flight to Walsh?
If you reserved your flight to Walsh in the last 24 hours, you can often change or cancel it without fees. After that, additional charges may apply depending on the airline's terms of service. To learn more, visit our Customer Service Portal. Keep in mind that some flights are non-refundable, so you may receive a credit for future travel in place of a direct refund. During your search on Expedia, use the "No cancel fee" or "Changes included" filters to compare fares with flexible change policies.
Flights to Walsh information
Destination airport
Lambert-St. Louis Intl.
Destination airport IATA code
STL
Destination city name
St. Louis
Roundtrip price
$106

Trending flights to Walsh

Prices were available within the past 7 days and start at $46 for one-way flights and $91 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines

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*Available to One Key members.