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Cheap flights from Allentown to Louisville from $348

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Allentown to Louisville departing on 2/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Allentown to Louisville

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:38 pm - 10:30 pm
ABE
-
SDF
4h 52m
1 stop
United Airlines Logo
5:00 am - 9:58 am
SDF
-
ABE
4h 58m
1 stop
$383United Airlines
Fri, Apr 24 - Mon, Apr 27
Multiple Airlines Logo
2:05 pm - 11:47 am
ABE
-
SDF
21h 42m
1 stop
Multiple Airlines Logo
9:43 pm - 12:18 pm
SDF
-
ABE
14h 35m
1 stop
$432Multiple Airlines
Mon, Mar 16 - Thu, Mar 19
Delta Logo
5:58 pm - 10:43 pm
ABE
-
SDF
4h 45m
1 stop
Delta Logo
5:35 pm - 10:56 pm
SDF
-
ABE
5h 21m
1 stop
$434Delta
Thu, Mar 12 - Mon, Mar 16
Delta Logo
5:59 pm - 11:59 pm
ABE
-
SDF
6h 00m
1 stop
Delta Logo
6:00 am - 12:12 pm
SDF
-
ABE
6h 12m
1 stop
$449Delta
Wed, May 6 - Sun, May 10
Multiple Airlines Logo
12:57 pm - 11:47 am
ABE
-
SDF
22h 50m
2 stops
Multiple Airlines Logo
9:43 pm - 12:18 pm
SDF
-
ABE
14h 35m
1 stop
$471Multiple Airlines
Mon, Mar 16 - Thu, Mar 19
Delta Logo
6:30 am - 11:58 am
ABE
-
SDF
5h 28m
1 stop
Delta Logo
6:00 am - 12:12 pm
SDF
-
ABE
6h 12m
1 stop
$472Delta
Thu, May 7 - Sun, May 10
American Airlines Logo
12:00 pm - 7:07 pm
ABE
-
SDF
7h 07m
1 stop
American Airlines Logo
5:00 am - 11:30 am
SDF
-
ABE
6h 30m
1 stop
$513American Airlines
Thu, Mar 12 - Mon, Mar 16
Multiple Airlines Logo
7:56 pm - 11:38 am
ABE
-
SDF
15h 42m
1 stop
Multiple Airlines Logo
9:53 am - 7:06 pm
SDF
-
ABE
9h 13m
1 stop
$550Multiple Airlines
Thu, May 14 - Sun, May 17
United Airlines Logo
10:35 am - 2:47 pm
ABE
-
SDF
28h 12m
2 stops
United Airlines Logo
5:00 am - 9:58 am
SDF
-
ABE
4h 58m
1 stop
$573United Airlines
Fri, Apr 24 - Mon, Apr 27
Delta Logo
6:30 am - 12:10 pm
ABE
-
SDF
5h 40m
1 stop
Delta Logo
6:00 am - 12:12 pm
SDF
-
ABE
6h 12m
1 stop
$627Delta
Wed, May 27 - Sat, May 30

American Airlines flights from Allentown to Louisville

Our best American Airlines deals on Allentown to Louisville flight tickets
American Airlines
Mar 12
ABE12:00 pmAllentown-Bethlehem
7h 07m
1 stop
SDF7:07 pmLouisville Intl
Mar 16
SDF5:00 amLouisville Intl
6h 30m
1 stop
ABE11:30 amAllentown-Bethlehem
$513
American Airlines
Apr 9
ABE12:00 pmAllentown-Bethlehem
7h 02m
1 stop
SDF7:02 pmLouisville Intl
Apr 12
SDF7:52 pmLouisville Intl
4h 30m
1 stop
ABE12:22 amAllentown-Bethlehem
$713
American Airlines
Jun 18
ABE7:10 pmAllentown-Bethlehem
4h 49m
1 stop
SDF11:59 pmLouisville Intl
Jun 21
SDF8:20 amLouisville Intl
8h 28m
2 stops
ABE4:48 pmAllentown-Bethlehem
$783

Delta flights from Allentown to Louisville

Our best Delta deals on Allentown to Louisville flight tickets
Delta
Mar 12
ABE5:58 pmAllentown-Bethlehem
4h 45m
1 stop
SDF10:43 pmLouisville Intl
Mar 16
SDF5:35 pmLouisville Intl
5h 21m
1 stop
ABE10:56 pmAllentown-Bethlehem
$434
Delta
May 6
ABE5:59 pmAllentown-Bethlehem
6h 00m
1 stop
SDF11:59 pmLouisville Intl
May 10
SDF6:00 amLouisville Intl
6h 12m
1 stop
ABE12:12 pmAllentown-Bethlehem
$449
Delta
May 7
ABE6:30 amAllentown-Bethlehem
5h 28m
1 stop
SDF11:58 amLouisville Intl
May 10
SDF6:00 amLouisville Intl
6h 12m
1 stop
ABE12:12 pmAllentown-Bethlehem
$472

momondo Fare Finder

 
Customize your flight search to find flights from Allentown to Louisville that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 4, 2026.
Use the filters below to find and compare flights from Allentown to Louisville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AllentownLouisville

ABE - SDF

ABESDF

Allentown-Bethlehem

Fri 4/24

5:38 pm-10:30 pm

1 stop4h 52m

Louisville Intl

Mon 4/27

5:00 am-9:58 am

1 stop4h 58m

$383

AllentownLouisville

ABE - SDF

ABESDF

Allentown-Bethlehem

Mon 3/16

2:05 pm-11:47 am

1 stop21h 42m

Louisville Intl

Thu 3/19

9:43 pm-12:18 pm

1 stop14h 35m

$432

AllentownLouisville

ABE - SDF

ABESDF

Allentown-Bethlehem

Thu 3/12

5:58 pm-10:43 pm

1 stop4h 45m

Louisville Intl

Mon 3/16

5:35 pm-10:56 pm

1 stop5h 21m

$434

AllentownLouisville

ABE - SDF

ABESDF

Allentown-Bethlehem

Wed 5/6

5:59 pm-11:59 pm

1 stop6h 00m

Louisville Intl

Sun 5/10

6:00 am-12:12 pm

1 stop6h 12m

$449

AllentownLouisville

ABE - SDF

ABESDF

Allentown-Bethlehem

Mon 3/16

12:57 pm-11:47 am

2 stops22h 50m

Louisville Intl

Thu 3/19

9:43 pm-12:18 pm

1 stop14h 35m

$471

AllentownLouisville

ABE - SDF

ABESDF

Allentown-Bethlehem

Thu 5/7

6:30 am-11:58 am

1 stop5h 28m

Louisville Intl

Sun 5/10

6:00 am-12:12 pm

1 stop6h 12m

$472

AllentownLouisville

ABE - SDF

ABESDF

Allentown-Bethlehem

Thu 3/12

12:00 pm-7:07 pm

1 stop7h 07m

Louisville Intl

Mon 3/16

5:00 am-11:30 am

1 stop6h 30m

$513

AllentownLouisville

ABE - SDF

ABESDF

Allentown-Bethlehem

Thu 5/14

7:56 pm-11:38 am

1 stop15h 42m

Louisville Intl

Sun 5/17

9:53 am-7:06 pm

1 stop9h 13m

$550

AllentownLouisville

ABE - SDF

ABESDF

Allentown-Bethlehem

Fri 4/24

10:35 am-2:47 pm

2 stops28h 12m

Louisville Intl

Mon 4/27

5:00 am-9:58 am

1 stop4h 58m

$573

AllentownLouisville

ABE - SDF

ABESDF

Allentown-Bethlehem

Wed 5/27

6:30 am-12:10 pm

1 stop5h 40m

Louisville Intl

Sat 5/30

6:00 am-12:12 pm

1 stop6h 12m

$627

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
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See travel insights to Louisville from

How to get the cheapest flight ticket from Allentown to Louisville

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Allentown-Bethlehem to Louisville Intl?

Delta is the most popular carrier operating from Allentown-Bethlehem to Louisville Intl

What airlines fly to Louisville?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Louisville from Allentown according to our data. United Airlines is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Louisville. Keep in mind that there are 7 different airlines that fly to Louisville on a routine basis, so you have a few additional options to choose from.

When to book flights from Allentown to Louisville

Are you open to changing your travel dates? Check out the ideal times to fly from Allentown to Louisville according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Allentown to Louisville (ABE to SDF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Allentown to Louisville

Fastest flight time

4h 45m

Direct flights

None
The fastest flight from Allentown to Louisville takes 4h 45m
There are no direct flights from Allentown to Louisville. There are no popular flight routes from Allentown to Louisville.
Search flight deals

  • How far is Allentown-Bethlehem to Louisville Intl by plane?

    A flight from Allentown-Bethlehem to Louisville Intl will travel around 571.7 mi. 4h 45m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Allentown-Bethlehem Airport to Louisville Intl Airport?

    Prices for flights from Allentown-Bethlehem Airport to Louisville Intl Airport refresh daily.

  • How many operators does momondo search for flights from Allentown-Bethlehem Airport to Louisville Intl Airport?

  • How old do you have to be to fly from Allentown-Bethlehem Airport to Louisville Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Allentown-Bethlehem Airport to Louisville Intl Airport.

  • What documentation or ID do you need to fly to Louisville Intl Airport?

    The travel and health documents you'll need for your trip to Louisville Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Louisville Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Allentown to Louisville?

Best airlines flying from Allentown to Louisville

Compare and see reviews for airlines that fly from Allentown to Louisville with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $124Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights
DeltaPriceFrom $248Free CancellationRating
7.9
8,138 reviews
Search Delta flights
American AirlinesPriceFrom $306Free CancellationRating
7.2
11,217 reviews
Search American Airlines flights

Traveling to a place near Louisville?

Book flights to Louisville if you plan to visit one of these locations
French Lick
Elizabethtown
West Baden Springs
Bardstown
Jeffersonville
Shepherdsville
New Albany
Corydon
Elizabeth
Charlestown
Brandenburg
Springfield
Georgetown

Why use momondo?

Why should I use momondo to find a flight deal from Allentown to Louisville?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Louisville from Allentown.

Can I find flights from Allentown to Louisville with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Louisville from Allentown with this policy.

How can momondo help me find flights from Allentown to Louisville?

momondo helps you find the best flight between Allentown and Louisville by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Allentown to Louisville right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Allentown to Louisville flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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