$149 Cheap Delta flights Louisville (SDF) to Appleton (ATW)

View $149 flight on Wed, Sep 10, 2025Opens in a new window

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$149 Cheap Delta flights Louisville (SDF) to Appleton (ATW)

Prices were available within the past 7 days and start at $149 for one-way flights and $229 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Oct 21 - Sat, Nov 8
SDF
Louisville
ATW
Appleton
$229 Roundtrip, found 22 hours ago
$229
Roundtrip
found 22 hours ago
Select Delta flight, departing Tue, Oct 21 from Louisville to Appleton, returning Sat, Nov 8, priced at $229 found 22 hours ago
Delta
Sat, Jul 12 - Sun, Jul 20
SDF
Louisville
ATW
Appleton
$234 Roundtrip, found 5 days ago
$234
Roundtrip
found 5 days ago
Select Delta flight, departing Sat, Jul 12 from Louisville to Appleton, returning Sun, Jul 20, priced at $234 found 5 days ago
Delta
Tue, Oct 21 - Tue, Nov 4
SDF
Louisville
ATW
Appleton
$249 Roundtrip, found 22 hours ago
$249
Roundtrip
found 22 hours ago
Select Delta flight, departing Tue, Oct 21 from Louisville to Appleton, returning Tue, Nov 4, priced at $249 found 22 hours ago
Delta
Sat, Jul 12 - Fri, Jul 18
SDF
Louisville
ATW
Appleton
$254 Roundtrip, found 5 days ago
$254
Roundtrip
found 5 days ago
Select Delta flight, departing Sat, Jul 12 from Louisville to Appleton, returning Fri, Jul 18, priced at $254 found 5 days ago
Delta
Tue, Oct 14 - Wed, Oct 29
SDF
Louisville
ATW
Appleton
$258 Roundtrip, found 22 hours ago
$258
Roundtrip
found 22 hours ago
Select Delta flight, departing Tue, Oct 14 from Louisville to Appleton, returning Wed, Oct 29, priced at $258 found 22 hours ago
Delta
Mon, Oct 27 - Sat, Nov 15
SDF
Louisville
ATW
Appleton
$259 Roundtrip, found 22 hours ago
$259
Roundtrip
found 22 hours ago
Select Delta flight, departing Mon, Oct 27 from Louisville to Appleton, returning Sat, Nov 15, priced at $259 found 22 hours ago
Flights from Louisville (SDF) to Appleton (ATW)
Origin airport
Louisville Intl.
Destination airport
Appleton Intl.
Airlines serving
American Airlines, Delta, United
Popular airline
American Airlines
Distance
443 mi

Frequently asked questions

How much is a Delta Air Lines flight from Louisville Intl. Airport (SDF) to Appleton Intl. Airport (ATW)?
Landing cheap one-way Delta Air Lines flights from SDF to ATW from $149 on Expedia couldn't be easier --- just filter by "Price (lowest to highest)." Or check out our budget-friendly return fares from $229 for your next exciting getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SDF to ATW with Delta Air Lines?
Look for return or one-way flights to Appleton in January or February. You could find cheaper fares with Delta Air Lines during these off-peak travel months.
What is the cheapest time to book flights from Louisville Intl. Airport (SDF) to Appleton Intl. Airport (ATW) with Delta Air Lines?
For cheap Delta Air Lines fares from Louisville Intl. Airport (SDF) to Appleton Intl. Airport (ATW), start searching one to three months before your planned departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also impact the overall cost. Sunday is usually the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Delta Air Lines fly nonstop from Louisville Intl. Airport (SDF) to Appleton Intl. Airport (ATW)?
Use the "Nonstop" filter when searching for direct Delta Air Lines flights from SDF to ATW. You can also compare other airlines offering the same nonstop trip.
What is the earliest Delta Air Lines flight from SDF to ATW?
To find the earliest departures from SDF to ATW with Delta Air Lines, sort your results by "Early Morning" and "Morning." Choosing an early flight usually means you're less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Delta Air Lines fly into in Appleton?
Appleton Intl. Airport (ATW) is the primary Appleton gateway for Delta Air Lines flights from Louisville Intl. Airport (SDF).
Why fly with Delta Air Lines from SDF to ATW?
Offering a rewarding loyalty program and an excellent in-flight experience, Delta Air Lines is a top choice for many travelers flying from SDF to ATW. What's more, if you're a Delta SkyMiles and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be spent on future getaways.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Delta Air Lines flight from Louisville Intl. Airport (SDF) to Appleton Intl. Airport (ATW)?
Depending on the type of fare you purchased, a fee is typically charged if you cancel or change your flight more than 24 hours after confirmation. To find tickets with more flexibility, select our "No cancel fee" or "Changes included" filter when you search for flights. For more details on canceling or modifying your reservation, head to "Trips," select your flight and click on "Manage Booking."

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