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Flights from Louisville to Atlanta

Hi, I've summed up all the key info for Louisville to Atlanta flights

Cheapest one-way

US$ 120
Allegiant Air Sat, Oct 24

67% below next 30d avg. (US$363)

Cheapest round-trip

US$ 345
Delta Air Lines Fri, Oct 23

26% below next 30d avg. (US$468)

Fastest flight

1h 25m19m faster than avg. (1h 44m)

Recommended airlines

When to fly

OctoberCheapest month
JulyPeak month

With a lowest one-way fare of US$120 , travelers can expect an average price of US$363 for upcoming trips, while round-trip tickets start at US$345 . Flights typically take around 1h 44m , but the fastest nonstop option completes the journey in just 1h 25m minutes. To secure the best rates, booking 40 days in advance is recommended, and the cheapest travel days are Tuesday, Wednesday, and Saturday .

Updated 17h ago · This content is an AI-powered summary based on Trip.com data. Prices and availability are subject to change. Please refer to actual prices, availability, and travel conditions.

Explore the cheapest one-way and round-trip flights from Louisville to Atlanta over the next 90 days, with one-way fares from US$120 and round-trip from US$345. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        SDF 06:00
        1h 25m
        Nonstop
        ATL 07:25
        Louisville - Atlanta | Fri, Oct 23 | Delta Air Lines
        ATL 21:15
        1h 22m
        Nonstop
        SDF 22:37
        Atlanta - Louisville | Tue, Oct 27 | Delta Air Lines
        US$345 US$474
        27% off
        27% off
        US$474 US$345
      • SDF 06:00
        1h 22m
        Nonstop
        ATL 07:22
        Louisville - Atlanta | Sat, Sep 26 | Delta Air Lines
        ATL 22:40
        1h 19m
        Nonstop
        SDF 23:59
        Atlanta - Louisville | Sun, Sep 27 | Delta Air Lines
        US$347 US$474
        27% off
        27% off
        US$474 US$347
      • SDF 19:55
        1h 33m
        Nonstop
        ATL 21:28
        Louisville - Atlanta | Sat, Oct 10 | Delta Air Lines
        ATL 22:40
        1h 19m
        Nonstop
        SDF 23:59
        Atlanta - Louisville | Sat, Oct 17 | Delta Air Lines
        US$347 US$474
        27% off
        27% off
        US$474 US$347
      • SDF 06:00
        1h 25m
        Nonstop
        ATL 07:25
        Louisville - Atlanta | Sat, Nov 7 | Delta Air Lines
        ATL 21:37
        1h 23m
        Nonstop
        SDF 23:00
        Atlanta - Louisville | Tue, Nov 10 | Delta Air Lines
        US$348
        27% off
        US$474 US$348
      • SDF 07:05
        1h 27m
        Nonstop
        ATL 08:32
        Louisville - Atlanta | Fri, Oct 9 | Delta Air Lines
        ATL 17:50
        1h 20m
        Nonstop
        SDF 19:10
        Atlanta - Louisville | Sun, Oct 11 | Delta Air Lines
        US$349
        26% off
        US$474 US$349
      • SDF 07:05
        1h 24m
        Nonstop
        ATL 08:29
        Louisville - Atlanta | Sun, Sep 27 | Delta Air Lines
        ATL 22:40
        1h 19m
        Nonstop
        SDF 23:59
        Atlanta - Louisville | Mon, Oct 5 | Delta Air Lines
        US$349
        26% off
        US$474 US$349
      • SDF 06:00
        1h 25m
        Nonstop
        ATL 07:25
        Louisville - Atlanta | Sat, Oct 24 | Delta Air Lines
        ATL 22:40
        1h 19m
        Nonstop
        SDF 23:59
        Atlanta - Louisville | Tue, Oct 27 | Delta Air Lines
        US$350
        26% off
        US$474 US$350
      • SDF 07:05
        1h 24m
        Nonstop
        ATL 08:29
        Louisville - Atlanta | Sun, Oct 4 | Delta Air Lines
        ATL 22:40
        1h 19m
        Nonstop
        SDF 23:59
        Atlanta - Louisville | Wed, Oct 7 | Delta Air Lines
        US$360
        24% off
        US$474 US$360
      • SDF 06:00
        10h 1m
        1 stop
        ATL 16:01
        Louisville - Atlanta | Thu, Sep 17 | American Airlines
        ATL 11:00
        10h 27m
        1 stop
        SDF 21:27
        Atlanta - Louisville | Sun, Sep 20 | American Airlines
        US$348
        27% off
        US$474 US$348
      • SDF 06:29
        9h 33m
        1 stop
        ATL 16:02
        Louisville - Atlanta | Thu, Oct 8 | American Airlines
        ATL 10:49
        4h 2m
        1 stop
        SDF 14:51
        Atlanta - Louisville | Fri, Oct 16 | American Airlines
        US$352
        26% off
        US$474 US$352
      • SDF 13:00
        17h 25m
        1 stop
        ATL 14:00
        Louisville - Atlanta | Wed, Sep 16 | Normal Airline
        ATL 15:00
        6h
        Nonstop
        SDF 16:00
        Atlanta - Louisville | Fri, Sep 18 | Normal Airline
        More cheap flights
        More cheap flights
      • Cheapest nonstop
        SDF 06:00
        1h 25m
        Nonstop
        ATL 07:25
        Louisville - Atlanta | Mon, Oct 12 | Delta Air Lines
        US$249 US$349
        28% off
        28% off
        US$349 US$249
      • SDF 06:00
        1h 25m
        Nonstop
        ATL 07:25
        Louisville - Atlanta | Sun, Oct 11 | Delta Air Lines
        US$265 US$349
        24% off
        24% off
        US$349 US$265
      • SDF 20:10
        22h 23m
        1 stop
        ATL 18:33
        Louisville - Atlanta | Sat, Oct 24 | Allegiant Air
        US$120 US$349
        66% off
        66% off
        US$349 US$120
      • SDF 10:16
        8h 1m
        1 stop
        ATL 18:17
        Louisville - Atlanta | Thu, Oct 8 | American Airlines
        US$241
        31% off
        US$349 US$241
      • SDF 13:00
        17h 25m
        1 stop
        ATL 14:00
        Louisville - Atlanta | Wed, Sep 16 | Normal Airline
        More cheap flights
        More cheap flights

Flight.News
Flights from Louisville to Atlanta operate an average of 43 times per day over the past 7 days, with a 65.8% on-time departure rate and a 85.9% on-time arrival rate.

Louisville to Atlanta Flight Information

The distance between Louisville and Atlanta is about 517.48 km. The average flying time from Louisville to Atlanta is around 1 hour 44 minutes. Based on Trip.com's latest data, travel demand is highest in July. The off-season for travel is October.

Cheapest one-way flight priceUS$120
Cheapest return ticket priceUS$345
Cheapest monthOctober
Peak season for travelJuly
Flight distance517.48 km
Average flight time1 hour 44 minutes
Frequency～29/week
Flight statistics for the Louisville–Atlanta route are based on aggregated booking data from Trip.com over the past 12 months.

Frequently Asked Questions

  • What are the cheapest flights from Louisville to Atlanta (SDF-ATL)?

    Based on Trip.com data, Allegiant Air offers one-way fares as low as US$120 on Cheapest nonstop routes (e.g. SDF to ATL on Sat, Oct 24), while Delta Air Lines offers Cheapest nonstop round-trips from US$345 departing on Fri, Oct 23 and returning on Tue, Oct 27.
  • It takes about 1 hour 44 minutes to fly from Louisville to Atlanta.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Louisville to Atlanta is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Louisville to Atlanta, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sat, Oct 24, with one-way flights priced at just US$120.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Delta Air Lines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Atlanta travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Louisville to Atlanta is October, when demand for travel is lower.
  • After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Louisville to Atlanta on September 14, 2026 with Delta Air Lines, with prices starting at US$305.
  • The time difference between Atlanta and Louisville is 0m.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Louisville to Atlanta is US$363. Fares vary by travel date, airline and availability.
  • Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Louisville to Atlanta is US$468. The final price depends on the outbound and return dates, airline and fare conditions.
  • Enter Louisville and Atlanta, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.

Trip.com Airline Insights on Flights from Louisville to Atlanta

Which airline operates the most flights from Louisville to Atlanta?

Total flights from Louisville to Atlanta across all airlines. (Based on Trip.com data from the past month)

Based on Trip.com’s data from the past month, Aeromexico/Delta Air Lines operates the most frequent flights from Louisville to Atlanta, with 55 flights per week.

22
33
44
55
Aeromexico
55
Aeromexico
Delta Air Lines
55
Delta Air Lines
Korean Air
46
Korean Air
WestJet
40
WestJet
LATAM Airlines
37
LATAM Airlines
KLM Royal Dutch Airlines
33
KLM Royal Dutch Airlines

How many flights fly from Louisville to Atlanta daily?

The data is based on the flight numbers for each day of the week from Louisville to Atlanta within the Trip.com database over the past month.

Based on the past month's historical data from Trip.com, the number of flights from Louisville to Atlanta is the highest on Friday and the lowest on Tuesday.

226
195
164
133
Highest
181
Mon
164
Tue
167
Wed
180
Thu
226
Fri
204
Sat
198
Sun

Explore More Popular Flights

Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.