$46 Cheap Flights to Louisiana, MO

Popular airlines to Louisiana

How much is the cheapest flight to Louisiana?

Prices were available within the past 7 days and start at $46 for one-way flights and $89 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
United
Southwest Airlines
Frontier 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 - $715 per traveler.

Graph displaying average flight prices per month

Tips to find the cheapest flights to Louisiana

The cheapest day to fly

Get started finding a cheap flight to Louisiana 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 Louisiana. 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 Louisiana. 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 Louisiana, 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 Louisiana

The lowest price for round-trip flights to Louisiana in 2025 starts from from $89, 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 Louisiana. If you have a preferred departure time or airline, you can use the handy filters to customize your search.

The cheapest airlines flying to Louisiana

American Airlines, United, Southwest Airlines, Southern Airways Express, Frontier Airlines, Spirit Airlines are just some of the airlines that can typically offer cheap tickets to Louisiana. 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 Louisiana and countless more destinations worldwide.

The most affordable airports to fly into

To view the cheapest airports to fly into for Louisiana, 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 Louisiana. 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 Louisiana 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 Louisiana

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 Louisiana.

Stopover savings

The cheapest tickets to Louisiana are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Louisiana. 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 Louisiana 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 Louisiana. Simply download the free Expedia app to your smart device and activate Louisiana 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 Louisiana. 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 Louisiana?
September is the cheapest month to fly to Louisiana. There's less demand then, so you're likely to get a good deal. Booking your trip outside of public and school holidays can also help you save.
Which US cities have the cheapest flights to Louisiana?
Typically, you'll find that Chicago, Dallas and Denver offer cheap flights to Louisiana. Flexibility, however, is key to bagging the best fares. Plan your getaway midweek or during the low season to keep costs down.
Which US cities fly direct to Louisiana?
There are 55 US destinations where you can fly to Louisiana nonstop from. Explore the options by using the "Direct flights only" box on Expedia and pick the best departure point for your trip. Here are a handful of the major cities to head out from:

  • Chicago
  • Dallas
  • Denver
  • New York
  • Atlanta

How to find a cheap flight to Louisiana?
To secure cheap flights to Louisiana, book early or visit during the off-season months of February and April. Want another tip? Leave on a Thursday and save 16% on average compared to those who travel on a Sunday.* Set up price tracking on the Expedia app and we'll let you know as soon as your 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 Louisiana?
While booking in advance is generally the best way to save cash, don't worry if your Louisiana trip is last minute. It's still possible to find cheap flights to Louisiana, especially if your plans have a little leeway. Try switching up your travel dates, looking at different ticket options or flying out of an alternative hub.
How far in advance should I book a flight to Louisiana?
Secure your flight to Louisiana two to four months ahead if you're coming in from an international destination. For domestic travel, the general guideline is 28 days in advance. Better deals and a greater choice of travel dates, schedules and seating options are just some of the awesome benefits 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 Louisiana?
You can generally get cheap flights to Louisiana on Sundays. You can save about 8% on average compared to those who book on a Friday, which is typically the most expensive day for 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 Louisiana?
There are 10 airlines that connect Louisiana with 33 airports across the world. The key point of arrival to this city is Lambert-St. Louis Intl. Airport (STL). Fly with any of these top airlines to Louisiana:

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

Where do you fly into Louisiana?
The main airport to fly to Louisiana is Quincy Regional-Baldwin Field Airport (UIN). There's also the option to land at Lambert-St. Louis Intl. Airport (STL) when flying to Louisiana.
How far is the airport from central Louisiana?
If you're jetting into Quincy Regional-Baldwin Field Airport (UIN), you'll be roughly 35 mi north of the center of Louisiana.
Can I save money by booking a Louisiana trip package?
It's possible to save hundreds of dollars if you choose a Louisiana flight and hotel package deal on Expedia. And you'll save time and hassle by having all your travel arrangements in one place. Try bundling hotels and flights with extras like tours and activities for your own personalized Louisiana getaway.
Can I change or cancel my flight to Louisiana?
If you booked your flight to Louisiana within the last 24 hours, you can usually cancel or change it for free. After that, additional charges may apply depending on the airline's rules and restrictions. For more information, visit our Customer Service Portal. Keep in mind that some flights are non-refundable, so you may be offered a credit for a future trip rather than a direct refund. When browsing Expedia, check the "Changes included" or "No cancel fee" boxes to find tickets with flexible change policies.
Flights to Louisiana information
Destination airport
Lambert-St. Louis Intl.
Destination airport IATA code
STL
Destination city name
St. Louis
Roundtrip price
$105

Trending flights to Louisiana

Prices were available within the past 7 days and start at $46 for one-way flights and $89 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines

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*Available to One Key members.