$156+ Cheap flights from Portland to Louisville (PDX - SDF)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SDF
Nov 24 — Dec 11
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Louisville with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portland to Louisville
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Cheapest flights from Portland to LouisvilleExplore the most affordable flight options available from Portland to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.
Explore the most affordable flight options available from Portland to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.
This American Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:00 am -
1 stop7h 56m
Sat 11/144:10 pm -
1 stop10h 33m
Deal found 10/21![American Airlines logo]()
$311
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/25:00 am -
1 stop6h 17m
Tue 12/810:25 am -
2 stops10h 42m
Deal found 10/20![United Airlines logo]()
$316
This Southwest deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/211:25 am -
2 stops8h 30m
Mon 12/76:50 am -
1 stop9h 20m
Deal found 10/20![Southwest logo]()
$317
This Southwest deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:30 pm -
1 stop8h 00m
Fri 11/131:05 pm -
1 stop10h 15m
Deal found 10/20![Southwest logo]()
$320
This Southwest deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/210:15 am -
2 stops9h 40m
Tue 12/87:20 am -
2 stops8h 50m
Deal found 10/20![Southwest logo]()
$322
This Delta deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1011:20 pm -
1 stop7h 49m
Fri 11/206:00 am -
1 stop7h 41m
Deal found 10/21![Delta logo]()
$355
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:30 pm -
1 stop7h 08m
Thu 11/123:24 pm -
2 stops10h 22m
Deal found 10/20![United Airlines logo]()
$358
This Southwest deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1110:15 am -
2 stops9h 40m
Fri 11/131:05 pm -
2 stops13h 25m
Deal found 10/22![Southwest logo]()
$368
This United Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:00 am -
2 stops8h 57m
Fri 11/207:00 am -
1 stop8h 13m
Deal found 10/21![United Airlines logo]()
$373
Best flights from Portland to LouisvilleDiscover carefully curated flight deals from Portland to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
Discover carefully curated flight deals from Portland to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
This United Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/307:10 am -
1 stop6h 25m
Sat 2/67:00 am -
1 stop7h 31m
Deal found 10/22![United Airlines logo]()
$311
This Southwest deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1411:40 am -
1 stop8h 15m
Sat 12/198:30 pm -
1 stop7h 55m
Deal found 10/20![Southwest logo]()
$311
This Southwest deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/306:20 am -
2 stops11h 40m
Sat 2/612:05 pm -
2 stops8h 10m
Deal found 10/22![Southwest logo]()
$409
This United Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/52:26 pm -
1 stop6h 23m
Wed 12/97:10 am -
1 stop7h 31m
Deal found 10/21![United Airlines logo]()
$431
This Southwest deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/210:15 am -
2 stops9h 40m
Mon 12/73:50 pm -
2 stops9h 30m
Deal found 10/23![Southwest logo]()
$410
This United Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1211:30 pm -
1 stop7h 08m
Sat 11/1410:37 am -
2 stops13h 25m
Deal found 10/21![United Airlines logo]()
$436
This United Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/79:00 am -
2 stops8h 52m
Wed 11/117:00 am -
1 stop7h 47m
Deal found 10/22![United Airlines logo]()
$474
This Southwest deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/201:25 pm -
1 stop7h 45m
Fri 1/17:35 pm -
1 stop6h 50m
Deal found 10/20![Southwest logo]()
$487
This Southwest deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/235:55 am -
1 stop6h 20m
Sat 5/18:50 am -
2 stops8h 50m
Deal found 10/24![Southwest logo]()
$492
This United Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/2910:00 am -
1 stop10h 15m
Thu 4/17:30 am -
1 stop7h 05m
Deal found 10/21![United Airlines logo]()
$498
This Southwest deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/175:10 am -
2 stops9h 20m
Fri 12/257:20 am -
2 stops8h 50m
Deal found 10/20![Southwest logo]()
$497
Last-minute flights from Portland to LouisvilleDiscover last-minute flight deals from Portland to Louisville. Data last updated October 25, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Louisville. Data last updated October 25, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:30 pm -
1 stop8h 00m
Fri 11/131:05 pm -
1 stop10h 15m
Deal found 10/20![Southwest logo]()
$320
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:30 pm -
1 stop7h 08m
Thu 11/123:24 pm -
2 stops10h 22m
Deal found 10/20![United Airlines logo]()
$358
This American Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:00 am -
1 stop7h 56m
Sat 11/144:10 pm -
1 stop10h 33m
Deal found 10/21![American Airlines logo]()
$311
This Delta deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1011:20 pm -
1 stop7h 49m
Fri 11/206:00 am -
1 stop7h 41m
Deal found 10/21![Delta logo]()
$355
This United Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:00 am -
2 stops8h 57m
Fri 11/207:00 am -
1 stop8h 13m
Deal found 10/21![United Airlines logo]()
$373
This Southwest deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1110:15 am -
2 stops9h 40m
Fri 11/131:05 pm -
2 stops13h 25m
Deal found 10/22![Southwest logo]()
$368
This Southwest deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:30 am -
1 stop9h 25m
Fri 11/205:35 pm -
2 stops10h 50m
Deal found 10/23![Southwest logo]()
$385
This Delta deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1812:35 am -
1 stop8h 25m
Sun 11/226:42 am -
1 stop8h 51m
Deal found 10/22![Delta logo]()
$377
This American Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/192:34 pm -
1 stop6h 41m
Sun 11/226:00 am -
1 stop8h 07m
Deal found 10/22![American Airlines logo]()
$391
One-way flights from Portland to LouisvilleSearch for one-way flight options from Portland to Louisville. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
Search for one-way flight options from Portland to Louisville. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
This American Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:00 am -
1 stop6h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![American Airlines logo]()
$156
This Southwest deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:30 pm -
1 stop7h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Southwest logo]()
$160
This Southwest deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/119:00 pm -
2 stops10h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Southwest logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1012:02 pm -
3 stops24h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$199
This KAYAK deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1412:35 am -
1 stop8h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Delta logo]()
$236
This United Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/235:30 am -
2 stops10h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![United Airlines logo]()
$244
This Southwest deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/208:55 pm -
2 stops10h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Southwest logo]()
$249
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/215:00 am -
1 stop6h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![United Airlines logo]()
$252
This deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/191:15 pm -
1 stop6h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![United Airlines logo]()
$258
This Southwest deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/218:55 pm -
2 stops10h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Southwest logo]()
$259
This United Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/137:26 pm -
2 stops15h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![United Airlines logo]()
$265
Find flight deals from Portland to Louisville
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Louisville (SDF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $311 (American Airlines) |
One-way from | $156 (American Airlines) |
Popular in | March |
Cheapest in | October |
Average price | $412 |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland 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, Cheapflights users made 7,457,451 searches. Data last updated October 25, 2026.
Use the filters below to find and compare flights from Portland to Louisville that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandLouisville
PDX Portland - SDF Louisville Intl
PDXSDF
Portland
Tue 11/10
7:00 am-4:56 pm
1 stop6h 56m
Louisville Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$156
PortlandLouisville
PDX Portland - SDF Louisville Intl
PDXSDF
Portland
Fri 11/13
11:30 pm-10:15 am
1 stop7h 45m
Louisville Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$160
PortlandLouisville
PDX Portland - SDF Louisville Intl
PDXSDF
Portland
Fri 12/11
9:00 pm-10:15 am
2 stops10h 15m
Louisville Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$165
PortlandLouisville
PDX Portland - SDF Louisville Intl
PDXSDF
Portland
Tue 11/10
12:02 pm-3:26 pm
3 stops24h 24m
Louisville Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$199
PortlandLouisville
PDX Portland - SDF Louisville Intl
PDXSDF
Portland
Sat 11/14
12:35 am-12:00 pm
1 stop8h 25m
Louisville Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$236
PortlandLouisville
PDX Portland - SDF Louisville Intl
PDXSDF
Portland
Sat 12/26
7:02 am-5:20 pm
1 stop7h 18m
Louisville Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$244
PortlandLouisville
PDX Portland - SDF Louisville Intl
PDXSDF
Portland
Mon 11/23
5:30 am-6:32 pm
2 stops10h 02m
Louisville Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$244
PortlandLouisville
PDX Portland - SDF Louisville Intl
PDXSDF
Portland
Sun 12/20
8:55 pm-10:00 am
2 stops10h 05m
Louisville Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$249
PortlandLouisville
PDX Portland - SDF Louisville Intl
PDXSDF
Portland
Mon 12/21
5:00 am-2:21 pm
1 stop6h 21m
Louisville Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$252
Quickest round-trip
PortlandLouisville
PDX Portland - SDF Louisville Intl
PDXSDF
Portland
Thu 11/19
1:15 pm-10:24 pm
1 stop6h 09m
Louisville Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$258
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Portland to Louisville
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Louisville in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Portland-Louisville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Louisville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Louisville flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland-Louisville flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Louisville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Portland to Louisville
Have a flexible travel schedule? Discover the best time to fly to Louisville from Portland with our price prediction graph.
PDX-SDF
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Portland to Louisville
Prices
More
What is the cheapest month to book a flight from Portland to Louisville?
Currently, October is the cheapest month in which you can book a flight from Portland to Louisville (average of $412). Flying from Portland to Louisville in March is currently the most expensive (average of $526). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Portland to Louisville?
Airfare is below average for this route at the moment.
Portland to Louisville flights typically cost between $395 and $628 in November.The cheapest round-trip price found within the last 5 days was $311 on American Airlines (Nov 10-Nov 14).
What’s the top layover airport for flights from Portland to Louisville?
Share of 1-stop round-trip flights from Portland to Louisville chosen by Cheapflights users in the past 12 months, using the same layover each way.
Chicago (MDW) – chosen by Cheapflights users on 60% of 1-stop itineraries from Portland to Louisville on Cheapflights.
What’s the cheapest layover airport for flights from Portland to Louisville?
Average round-trip fare for 1-stop flights from Portland to Louisville, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Chicago (ORD) is the most affordable 1-stop option, with an average round-trip price of $416.
What’s the fastest layover option from Portland to Louisville?
Shortest average travel time for 1-stop one-way flights from Portland to Louisville, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Chicago (ORD) have the shortest average one-way travel time for 1-stop routes: 7h 55m.
Which airport typically offers the quickest layover for flights from Portland to Louisville?
Average layover duration for 1-stop one-way flights from Portland to Louisville, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Chicago (ORD) offer the fastest connection on this route, with an average layover time of 1h 39m.
Reviews of airlines servicing Louisville
Get insights into the airlines that provide service to Louisville. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Louisville. Reviews last updated October 25, 2026.
Read through reviews of airlines operating flights from Portland to Louisville, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.4
Comfort
8.0
Food
7.0
Overall
7.9
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Entertainment
7.4
Comfort
8.0
Food
7.0
Overall
7.9
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Entertainment
7.4
Comfort
8.0
Food
7.0
Overall
7.9
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Entertainment
7.4
Comfort
8.0
Food
7.0
Overall
7.9
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Entertainment
7.4
Comfort
8.0
Food
7.0
Overall
7.9
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Related info for your journey
Find useful and relevant information for your journey from Portland to Louisville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Book flights to Louisville if you plan to visit one of these locationsShepherdsville
Elizabethtown
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Top 4 airlines flying from Portland to Louisville
Discover the top 4 airlines that operate flights from Portland to Louisville. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$292 | Average$472 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$339 | Average$434 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$341 | Average$488 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$354 | Average$496 | FlexibilityNo cancel fee | On-time63% |