$166 Cheap Flights from Louisville (SDF) to Appleton (ATW)

View $166 flight on Wed, Sep 23, 2026Opens in a new window

Popular airlines from Louisville Intl. Airport (SDF) to Appleton, WI (ATW-Appleton Intl.)

Cheap Flights from Louisville to Appleton (SDF-ATW)

Prices were available within the past 7 days and start at $166 for one-way flights and $286 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Sep 23 - Sat, Sep 26
SDF
Louisville
ATW
Appleton
$286 Roundtrip, found 6 days ago
$286
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Sep 23 from Louisville to Appleton, returning Sat, Sep 26, priced at $286 found 6 days ago
United
Tue, Jul 28 - Tue, Aug 4
SDF
Louisville
ATW
Appleton
$289 Roundtrip, found 2 days ago
$289
Roundtrip
found 2 days ago
Select United flight, departing Tue, Jul 28 from Louisville to Appleton, returning Tue, Aug 4, priced at $289 found 2 days ago
Delta
Thu, Jul 30 - Tue, Aug 4
SDF
Louisville
ATW
Appleton
$299 Roundtrip, found 14 hours ago
$299
Roundtrip
found 14 hours ago
Select Delta flight, departing Thu, Jul 30 from Louisville to Appleton, returning Tue, Aug 4, priced at $299 found 14 hours ago
American Airlines
Fri, Jun 19 - Sun, Jun 21
SDF
Louisville
ATW
Appleton
$304 Roundtrip, found 6 days ago
$304
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Jun 19 from Louisville to Appleton, returning Sun, Jun 21, priced at $304 found 6 days ago
United
Tue, Jul 28 - Tue, Aug 4
SDF
Louisville
ATW
Appleton
$311 Roundtrip, found 2 days ago
$311
Roundtrip
found 2 days ago
Select United flight, departing Tue, Jul 28 from Louisville to Appleton, returning Tue, Aug 4, priced at $311 found 2 days ago
United
Wed, Jul 1 - Sat, Jul 4
SDF
Louisville
ATW
Appleton
$324 Roundtrip, found 6 days ago
$324
Roundtrip
found 6 days ago
Select United flight, departing Wed, Jul 1 from Louisville to Appleton, returning Sat, Jul 4, priced at $324 found 6 days ago
United
Thu, Jul 30 - Tue, Aug 4
SDF
Louisville
ATW
Appleton
$325 Roundtrip, found 14 hours ago
$325
Roundtrip
found 14 hours ago
Select United flight, departing Thu, Jul 30 from Louisville to Appleton, returning Tue, Aug 4, priced at $325 found 14 hours ago
United
Wed, Jul 1 - Sat, Jul 4
SDF
Louisville
ATW
Appleton
$325 Roundtrip, found 6 days ago
$325
Roundtrip
found 6 days ago
Select United flight, departing Wed, Jul 1 from Louisville to Appleton, returning Sat, Jul 4, priced at $325 found 6 days ago
American Airlines
Sat, Jul 4 - Tue, Jul 7
SDF
Louisville
ATW
Appleton
$327 Roundtrip, found 9 hours ago
$327
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Sat, Jul 4 from Louisville to Appleton, returning Tue, Jul 7, priced at $327 found 9 hours ago
Delta
Wed, Sep 23 - Sat, Sep 26
SDF
Louisville
ATW
Appleton
$331 Roundtrip, found 6 days ago
$331
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Sep 23 from Louisville to Appleton, returning Sat, Sep 26, priced at $331 found 6 days ago

Alternative airports near Appleton

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Austin Straubel Intl. GRB. Cheapest option available. Average driving time to city center is 32 minutes. Flights from $304
GRB
Austin Straubel Intl.
Cheapest
Average driving time to city center32 min
Flights from $304

What you need to know for your flight from Louisville Intl. to Appleton Intl.

Louisville (SDF) to Appleton (ATW) at a glance

Travel between Louisville (SDF) and Appleton (ATW) with various airlines on this domestic short-haul route. Explore different options, from full-service carriers to budget-friendly choices, to find the itinerary that aligns with your travel plans, budget, and schedule. Get ready to uncover the notable sights and neighborhoods of Appleton while you check the essential details for flights from Louisville International Airport to Appleton International Airport.

  • Fastest flight duration: around 2h 45m in-flight, plus roughly 1h 15m layover with one stop
  • Route distance: roughly 450 miles (725 km)
  • Flights per week: around 8 departures on average
  • Typical fares (one-way): economy tickets often range from $120–$445, depending on seasonality and how far ahead you book

Flights from Louisville International Airport (SDF) to Appleton International Airport (ATW)

According to recent traveler bookings, the top airlines flying from Louisville to Appleton are often favored for their one-stop services. Common layover points include O'Hare International Airport (ORD) with a layover of around 1 hour and 15 minutes, Detroit Metropolitan Wayne County Airport (DTW) with roughly a 50-minute stop, and Minneapolis - St. Paul International Airport (MSP) with about a 2-hour layover. These options allow you to balance price, total travel time, and cabin class to discover the most suitable itinerary for your journey.

  • Delta: As a comprehensive airline providing one-stop services, Delta features one-way fares that generally fall between $130 and $540. This carrier is responsible for about 43% of departures on this route, boasting an in-flight duration of 2 hours and 45 minutes, with a total travel time of approximately 4 hours, including layover.
  • United: Another full-service airline that offers one-stop flights, United's one-way fares typically range from $120 to $515. It accounts for around 30% of the departures on this route, with an in-flight time of 2 hours and 45 minutes and a total journey time of roughly 4 hours, including layover.
  • American Airlines: This full-service airline provides one-stop service with one-way fares usually between $120 and $350. American Airlines represents about 27% of the departures for this route, with a flight time of 2 hours and 45 minutes and a total journey duration of approximately 4 hours, including a layover.

Alternative route from Louisville (SDF) to Appleton (ATW)

  • Louisville to Green Bay (SDF-GRB): Austin Straubel International Airport (GRB) is located approximately 25 miles from Appleton International Airport (ATW). One-way economy tickets for this journey generally fall within the price range of $135 to $445, influenced by the time of year and how far in advance you book. Passengers can expect mostly one-stop flights, with common layover locations including O'Hare International Airport (ORD) and Detroit Metropolitan Wayne County Airport (DTW). The primary airlines operating on this route are United and American Airlines.

How to find the best prices for flights from Louisville (SDF) to Appleton (ATW)

Getting some of the best deals on flights from Louisville to Appleton is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found when booking 2 to 8 weeks in advance, although most travelers tend to book within 2 weeks. Departures in the morning (5 AM to 12 PM) are often less expensive and are the most popular times to fly. Additionally, flying on Wednesday generally provides cheaper prices, while Friday is the busiest travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.* Find Appleton hotel and flight deals.
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Appleton International Airport from Louisville International Airport

Appleton welcomes travelers from Louisville with a range of transport options based on price, convenience, and proximity. Here's how to reach Appleton efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Appleton, with options including free hotel shuttles and private rides, which can be arranged in advance with your hotel.
  • Car rental: Renting a car from Appleton International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Appleton International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Appleton International Airport, Appleton Transit Center, a bus station, is located about 5.8 miles away by car, providing convenient access to public transportation options in the area.

Frequently asked questions

How much does a flight from Louisville, KY (SDF-Louisville Intl.) to Appleton, WI (ATW-Appleton Intl.) cost?
You can find cheap one-way flights from $166 and cheap return flights from $286 Louisville, KY (SDF-Louisville Intl.) to Appleton, WI (ATW-Appleton Intl.) with Expedia. One-way flights usually range from $196 to $653, and return flights typically cost between $350 and $1058. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Louisville, KY (SDF-Louisville Intl.) to Appleton, WI (ATW-Appleton Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Louisville, KY (SDF-Louisville Intl.) to Appleton, WI (ATW-Appleton Intl.)?
The cheapest month to fly from SDF to ATW is September when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Louisville, KY (SDF-Louisville Intl.) to Appleton, WI (ATW-Appleton Intl.)?
Enter SDF to ATW and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Louisville, KY (SDF-Louisville Intl.) to Appleton, WI (ATW-Appleton Intl.)?
United is one of the cheapest airlines offering connecting flights from Louisville Intl. (SDF) to Appleton Intl. (ATW), with round-trip tickets starting from around $278.36 with a layover in Washington Dulles Intl. (IAD). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Louisville, KY (SDF-Louisville Intl.) to Appleton, WI (ATW-Appleton Intl.)?
To find a cheap flight from Louisville, KY (SDF-Louisville Intl.) to Appleton, WI (ATW-Appleton Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Louisville, KY (SDF-Louisville Intl.) to Appleton, WI (ATW-Appleton Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Louisville, KY (SDF-Louisville Intl.) to Appleton, WI (ATW-Appleton Intl.)?
The earliest flight from Louisville International Airport (SDF) to Appleton International Airport (ATW) typically departs at around 5:15 AM local time, operated by American Airlines. This seasonal service is available in February, allowing you to maximize your time in Appleton. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Louisville, KY (SDF-Louisville Intl.) to Appleton, WI (ATW-Appleton Intl.)?
For flights from Louisville Intl. (SDF) to Appleton (ATW), the most popular departure times are also in the early morning, from 6am to 9am. This accounts for about 32% of total traffic. Airlines like Delta and American Airlines frequently operate during this time, making it a convenient choice for travelers looking to maximize their day.
How long does it take to fly from Louisville, KY (SDF-Louisville Intl.) to Appleton, WI (ATW-Appleton Intl.)?
A flight from SDF to ATW with a layover takes around 6 hours, with the route covering approximately 444 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Louisville, KY (SDF-Louisville Intl.) to Appleton, WI (ATW-Appleton Intl.)?
You can fly first class between SDF and ATW. First class cabins are available on:

  • American Airlines
  • Delta Air Lines
  • United Airlines

How do I earn miles on a Louisville, KY (SDF-Louisville Intl.) to Appleton, WI (ATW-Appleton Intl.) flight with Expedia?
It's easy to earn miles on a Louisville, KY (SDF-Louisville Intl.) to Appleton, WI (ATW-Appleton Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Appleton from Louisville Intl. (SDF)?
If you're planning to travel to Appleton from Louisville Intl. (SDF), you can fly into Appleton Intl. (ATW) Some flights may connect through major hubs like Washington Dulles Intl. (IAD), Charlotte-Douglas Intl. (CLT), Dallas-Fort Worth Intl. (DFW) before reaching Appleton. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Louisville, KY (SDF-Louisville Intl.) to Appleton, WI (ATW-Appleton Intl.) at the last minute?
Typically, booking a last minute flight from Louisville, KY (SDF-Louisville Intl.) to Appleton, WI (ATW-Appleton Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Louisville, KY (SDF-Louisville Intl.) to Appleton, WI (ATW-Appleton Intl.) flight and hotel package?
Securing a Louisville, KY (SDF-Louisville Intl.) to Appleton, WI (ATW-Appleton Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Louisville, KY (SDF-Louisville Intl.) to Appleton, WI (ATW-Appleton Intl.)?
If you booked your Louisville, KY (SDF-Louisville Intl.) to Appleton, WI (ATW-Appleton Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Louisville Intl.
Destination airport
Appleton Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$285
Distance
443 mi

Book with confidence

Louisville to Appleton Flights

The cheapest times to fly from Louisville to Appleton

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Louisville to Appleton are during the month of September. You can find some of the cheapest flights from Louisville to Appleton with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Louisville to Appleton

Sunday is one of the best days to book for cheap flights from Louisville to Appleton: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Louisville to Appleton

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Louisville to Appleton in 2026. You can also book with separate airlines for your outbound and return journeys, from $166 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Louisville to Appleton flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Louisville to Appleton airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

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

 

Louisville to Appleton Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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