$157+ Cheap flights from Louisville to Portland (SDF - PDX)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — PDX
Mar 19 — Mar 261
1 adult, Economy
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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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Cheapest flights from Louisville to PortlandExplore the most affordable flight options available from Louisville to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 17, 2026.
Explore the most affordable flight options available from Louisville to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 17, 2026.
This American Airlines deal was found by Cheapflights users on 2/14. 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.
Sat 9/57:59 am
SDF
- PDX
1 stop13h 54m
American Airlines
Sat 9/125:56 am
PDX
- SDF
1 stop12h 40m
American Airlines
Deal found 2/14![American Airlines logo]()
$251
This United Airlines deal was found by Cheapflights users on 2/14. 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 3/107:05 am
SDF
- PDX
1 stop7h 46m
United Airlines
Tue 4/142:10 pm
PDX
- SDF
1 stop6h 36m
United Airlines
Deal found 2/14![United Airlines logo]()
$321
This Delta deal was found by Cheapflights users on 2/13. 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 4/76:00 am
SDF
- PDX
1 stop7h 30m
Delta
Mon 4/2011:15 pm
PDX
- SDF
1 stop7h 51m
Delta
Deal found 2/13![Delta logo]()
$340
This deal was found by Cheapflights users on 2/12. 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.
Tue 3/175:55 pm
SDF
- PDX
1 stop6h 58m
Delta
Wed 4/111:15 pm
PDX
- SDF
1 stop7h 55m
Delta
Deal found 2/12![Delta logo]()
$344
This United Airlines deal was found by Cheapflights users on 2/13. 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 4/75:00 am
SDF
- PDX
2 stops10h 25m
United Airlines
Sat 4/1111:59 pm
PDX
- SDF
1 stop6h 26m
United Airlines
Deal found 2/13![United Airlines logo]()
$345
This American Airlines deal was found by Cheapflights users on 2/14. 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.
Sat 3/76:10 am
SDF
- PDX
1 stop21h 07m
American Airlines
Fri 4/1711:47 pm
PDX
- SDF
1 stop20h 57m
American Airlines
Deal found 2/14![American Airlines logo]()
$357
This Delta deal was found by Cheapflights users on 2/13. 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.
Mon 4/273:10 pm
SDF
- PDX
1 stop9h 46m
Delta
Mon 5/411:06 pm
PDX
- SDF
1 stop6h 46m
Delta
Deal found 2/13![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 2/13. 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 4/275:43 pm
SDF
- PDX
1 stop7h 46m
United Airlines
Sat 5/25:00 am
PDX
- SDF
2 stops9h 01m
United Airlines
Deal found 2/13![United Airlines logo]()
$364
This Delta deal was found by Cheapflights users on 2/13. 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.
Mon 4/65:55 pm
SDF
- PDX
1 stop6h 58m
Delta
Tue 4/712:30 am
PDX
- SDF
1 stop8h 21m
Delta
Deal found 2/13![Delta logo]()
$367
This Southwest deal was found by Cheapflights users on 2/13. 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 4/283:30 pm
SDF
- PDX
2 stops9h 30m
Southwest
Sat 5/211:55 pm
PDX
- SDF
2 stops9h 55m
Southwest
Deal found 2/13![Southwest logo]()
$369
Best flights from Louisville to PortlandDiscover carefully curated flight deals from Louisville to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 17, 2026.
Discover carefully curated flight deals from Louisville to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 17, 2026.
This United Airlines deal was found by Cheapflights users on 2/14. 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 3/109:00 am
SDF
- PDX
2 stops11h 51m
United Airlines
Tue 4/1411:59 pm
PDX
- SDF
1 stop6h 26m
United Airlines
Deal found 2/14![United Airlines logo]()
$326
This Delta deal was found by Cheapflights users on 2/13. 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 4/86:00 am
SDF
- PDX
1 stop7h 30m
Delta
Mon 4/1310:55 pm
PDX
- SDF
1 stop6h 57m
Delta
Deal found 2/13![Delta logo]()
$340
This Southwest deal was found by Cheapflights users on 2/15. 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 4/154:40 pm
SDF
- PDX
2 stops9h 20m
Southwest
Mon 4/2011:55 pm
PDX
- SDF
2 stops9h 45m
Southwest
Deal found 2/15![Southwest logo]()
$350
This Delta deal was found by Cheapflights users on 2/13. 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 4/296:00 am
SDF
- PDX
1 stop7h 41m
Delta
Mon 5/411:06 pm
PDX
- SDF
1 stop8h 18m
Delta
Deal found 2/13![Delta logo]()
$340
This United Airlines deal was found by Cheapflights users on 2/15. 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 4/295:00 am
SDF
- PDX
2 stops11h 08m
United Airlines
Mon 5/411:55 pm
PDX
- SDF
1 stop6h 30m
United Airlines
Deal found 2/15![United Airlines logo]()
$345
This Southwest deal was found by Cheapflights users on 2/16. 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 4/84:40 pm
SDF
- PDX
2 stops9h 20m
Southwest
Mon 4/1311:55 pm
PDX
- SDF
2 stops9h 45m
Southwest
Deal found 2/16![Southwest logo]()
$350
This Delta deal was found by Cheapflights users on 2/13. 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 4/75:35 pm
SDF
- PDX
1 stop7h 33m
Delta
Sat 4/1811:15 pm
PDX
- SDF
1 stop7h 51m
Delta
Deal found 2/13![Delta logo]()
$340
This Southwest deal was found by Cheapflights users on 2/16. 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 4/48:35 pm
SDF
- PDX
1 stop8h 05m
Southwest
Sat 4/1111:55 pm
PDX
- SDF
1 stop6h 50m
Southwest
Deal found 2/16![Southwest logo]()
$359
This Delta deal was found by Cheapflights users on 2/13. 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 4/76:00 am
SDF
- PDX
1 stop7h 30m
Delta
Mon 4/2011:15 pm
PDX
- SDF
1 stop7h 51m
Delta
Deal found 2/13![Delta logo]()
$340
This Delta deal was found by Cheapflights users on 2/15. 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.
Sat 5/212:35 pm
SDF
- PDX
1 stop7h 57m
Delta
Thu 5/72:06 pm
PDX
- SDF
1 stop7h 14m
Delta
Deal found 2/15![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 2/15. 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 4/284:42 pm
SDF
- PDX
1 stop6h 25m
Delta
Mon 5/412:30 am
PDX
- SDF
1 stop8h 25m
Delta
Deal found 2/15![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 2/13. 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.
Sat 4/115:55 pm
SDF
- PDX
1 stop6h 58m
Delta
Mon 4/1310:55 pm
PDX
- SDF
1 stop6h 57m
Delta
Deal found 2/13![Delta logo]()
$359
Last-minute flights from Louisville to PortlandDiscover last-minute flight deals from Louisville to Portland. Data last updated February 17, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to Portland. Data last updated February 17, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 2/14. 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.
Sat 3/76:10 am
SDF
- PDX
1 stop21h 07m
American Airlines
Fri 4/1711:47 pm
PDX
- SDF
1 stop20h 57m
American Airlines
Deal found 2/14![American Airlines logo]()
$357
This Delta deal was found by Cheapflights users on 2/14. 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.
Sat 3/75:33 am
SDF
- PDX
1 stop8h 19m
Delta
Tue 4/146:15 am
PDX
- SDF
1 stop6h 46m
Delta
Deal found 2/14![Delta logo]()
$389
This American Airlines deal was found by Cheapflights users on 2/14. 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.
Sat 3/76:10 am
SDF
- PDX
1 stop21h 07m
American Airlines
Sat 4/1111:47 pm
PDX
- SDF
1 stop7h 56m
American Airlines
Deal found 2/14![American Airlines logo]()
$403
This United Airlines deal was found by Cheapflights users on 2/14. 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 3/79:00 am
SDF
- PDX
1 stop13h 14m
United Airlines
Wed 4/158:40 am
PDX
- SDF
2 stops10h 50m
United Airlines
Deal found 2/14![United Airlines logo]()
$410
This American Airlines deal was found by Cheapflights users on 2/14. 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.
Sat 3/76:10 am
SDF
- PDX
1 stop21h 07m
American Airlines
Sun 4/1211:47 pm
PDX
- SDF
1 stop18h 43m
American Airlines
Deal found 2/14![American Airlines logo]()
$413
This Delta deal was found by Cheapflights users on 2/14. 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.
Mon 3/94:25 pm
SDF
- PDX
1 stop7h 00m
Delta
Tue 4/1411:15 pm
PDX
- SDF
1 stop7h 51m
Delta
Deal found 2/14![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 2/14. 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 3/107:05 am
SDF
- PDX
1 stop7h 46m
United Airlines
Tue 4/142:10 pm
PDX
- SDF
1 stop6h 36m
United Airlines
Deal found 2/14![United Airlines logo]()
$321
This United Airlines deal was found by Cheapflights users on 2/14. 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 3/113:30 pm
SDF
- PDX
1 stop10h 41m
United Airlines
Tue 4/148:40 am
PDX
- SDF
2 stops10h 50m
United Airlines
Deal found 2/14![United Airlines logo]()
$416
This United Airlines deal was found by Cheapflights users on 2/14. 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 3/119:00 am
SDF
- PDX
2 stops15h 58m
United Airlines
Wed 4/158:40 am
PDX
- SDF
2 stops10h 50m
United Airlines
Deal found 2/14![United Airlines logo]()
$421
This American Airlines deal was found by Cheapflights users on 2/13. 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.
Sun 3/226:12 pm
SDF
- PDX
1 stop9h 03m
American Airlines
Thu 3/2611:59 pm
PDX
- SDF
1 stop8h 31m
American Airlines
Deal found 2/13![American Airlines logo]()
$398
One-way flights from Louisville to PortlandSearch for one-way flight options from Louisville to Portland. Find affordable one-way fares based on user searches. Data last updated February 17, 2026.
Search for one-way flight options from Louisville to Portland. Find affordable one-way fares based on user searches. Data last updated February 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/13. 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.
Sat 5/168:06 pm
SDF
- PDX
2 stops41h 57m
Multiple Airlines
Deal found 2/13![Multiple Airlines logo]()
$157
This United Airlines deal was found by Cheapflights users on 2/13. 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 3/107:05 am
SDF
- PDX
1 stop7h 46m
United Airlines
Deal found 2/13![United Airlines logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 2/16. 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.
Thu 5/73:33 pm
SDF
- PDX
2 stops20h 26m
Multiple Airlines
Deal found 2/16![Multiple Airlines logo]()
$170
This Delta deal was found by Cheapflights users on 2/14. 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.
Sat 3/75:33 am
SDF
- PDX
1 stop8h 19m
Delta
Deal found 2/14![Delta logo]()
$180
This American Airlines deal was found by Cheapflights users on 2/14. 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.
Sat 3/76:10 am
SDF
- PDX
1 stop21h 07m
American Airlines
Deal found 2/14![American Airlines logo]()
$184
This Southwest deal was found by Cheapflights users on 2/16. 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 4/163:40 pm
SDF
- PDX
2 stops10h 00m
Southwest
Deal found 2/16![Southwest logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 2/14. 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.
Sun 3/82:26 pm
SDF
- PDX
2 stops23h 43m
Multiple Airlines
Deal found 2/14![Multiple Airlines logo]()
$191
This Kiwi.com deal was found by Cheapflights users on 2/13. 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 3/103:33 pm
SDF
- PDX
3 stops46h 36m
Multiple Airlines
Deal found 2/13![Multiple Airlines logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 2/14. 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.
Sat 3/712:00 pm
SDF
- PDX
3 stops25h 09m
Multiple Airlines
Deal found 2/14![Multiple Airlines logo]()
$203
Find flight deals from Louisville to Portland
Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Portland (PDX). 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 February 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $321 (Delta) |
One-way from | $157 (Kiwi.com) |
Popular in | November |
Cheapest in | August |
Average price | $354 |
Cheapflights Fare Finder
Customize your flight search to find flights from Louisville to Portland 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 2,558,603 searches. Data last updated February 17, 2026.
Use the filters below to find and compare flights from Louisville to Portland that are best for you.
Fly from
Louisville
Fly to
Portland
Route
Depart
Return
Price
LouisvillePortland
SDF - PDX
SDFPDX
Louisville Intl
Tue 3/10
9:00 am-5:51 pm
2 stops11h 51m
Portland
Tue 4/14
11:59 pm-9:25 am
1 stop6h 26m
$326
LouisvillePortland
SDF - PDX
SDFPDX
Louisville Intl
Wed 4/8
6:00 am-10:30 am
1 stop7h 30m
Portland
Mon 4/13
10:55 pm-8:52 am
1 stop6h 57m
$340
LouisvillePortland
SDF - PDX
SDFPDX
Louisville Intl
Wed 4/29
6:00 am-10:41 am
1 stop7h 41m
Portland
Mon 5/4
11:06 pm-10:24 am
1 stop8h 18m
$340
LouisvillePortland
SDF - PDX
SDFPDX
Louisville Intl
Tue 4/7
5:35 pm-10:08 pm
1 stop7h 33m
Portland
Sat 4/18
11:15 pm-10:06 am
1 stop7h 51m
$340
LouisvillePortland
SDF - PDX
SDFPDX
Louisville Intl
Tue 4/7
6:00 am-10:30 am
1 stop7h 30m
Portland
Mon 4/20
11:15 pm-10:06 am
1 stop7h 51m
$340
LouisvillePortland
SDF - PDX
SDFPDX
Louisville Intl
Wed 4/29
5:00 am-1:08 pm
2 stops11h 08m
Portland
Mon 5/4
11:55 pm-9:25 am
1 stop6h 30m
$345
LouisvillePortland
SDF - PDX
SDFPDX
Louisville Intl
Wed 4/15
4:40 pm-11:00 pm
2 stops9h 20m
Portland
Mon 4/20
11:55 pm-12:40 pm
2 stops9h 45m
$350
LouisvillePortland
SDF - PDX
SDFPDX
Louisville Intl
Wed 4/8
4:40 pm-11:00 pm
2 stops9h 20m
Portland
Mon 4/13
11:55 pm-12:40 pm
2 stops9h 45m
$350
LouisvillePortland
SDF - PDX
SDFPDX
Louisville Intl
Sat 4/4
8:35 pm-1:40 am
1 stop8h 05m
Portland
Sat 4/11
11:55 pm-9:45 am
1 stop6h 50m
$359
LouisvillePortland
SDF - PDX
SDFPDX
Louisville Intl
Sat 5/2
12:35 pm-5:32 pm
1 stop7h 57m
Portland
Thu 5/7
2:06 pm-12:20 am
1 stop7h 14m
$359
Showing 1-10 of 20 results
Compare providers for flights from Louisville to Portland
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 Louisville to Portland in February.
| 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 Louisville-Portland flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Portland flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Portland flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Louisville-Portland 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 Louisville-Portland 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 Louisville to Portland
Have a flexible travel schedule? Discover the best time to fly to Portland from Louisville with our price prediction graph.
SDF-PDX
Estimated round-trip price
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Cheapflights Insights
Everything you need to know about your flight from Louisville to Portland
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How far ahead should I book a flight from Louisville to Portland?
Use this chart to determine the optimal time to book a round-trip flight from Louisville to Portland. Price data was last updated on February 13, 2026.
The best time to book flights from Louisville to Portland is 40 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Louisville to Portland?
Currently, August is the cheapest month in which you can book a flight from Louisville to Portland (average of $96). Flying from Louisville to Portland in February is currently the most expensive (average of $260). 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 Louisville to Portland?
What’s the top layover airport for flights from Louisville to Portland?
Share of 1-stop round-trip flights from Louisville to Portland chosen by Cheapflights users in the past 12 months, using the same layover each way.
Chicago (ORD) – chosen by Cheapflights users on 33% of 1-stop itineraries from Louisville to Portland on Cheapflights.
What’s the cheapest layover airport for flights from Louisville to Portland?
Average round-trip fare for 1-stop flights from Louisville to Portland, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Denver (DEN) is the most affordable 1-stop option, with an average round-trip price of $292.
What’s the fastest layover option from Louisville to Portland?
Shortest average travel time for 1-stop one-way flights from Louisville to Portland, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Chicago (MDW) have the shortest average one-way travel time for 1-stop routes: 6h 40m.
Which airport typically offers the quickest layover for flights from Louisville to Portland?
Average layover duration for 1-stop one-way flights from Louisville to Portland, 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 0h 58m.
Reviews of airlines servicing Portland
Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated February 17, 2026.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from Louisville to Portland by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Overall
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Overall
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Overall
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Overall
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Overall
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Louisville to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Portland?
Book flights to Portland if you plan to visit one of these locationsVancouver
Seaside
Clackamas
Lincoln City
Longview
Lake Oswego
Hillsboro
Troutdale
Cannon Beach
Long Beach
McMinnville
Tigard
The Dalles
Beaverton
Depoe Bay
Stevenson
Wilsonville
Tillamook
Pacific City
Gresham
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Alternative routes for Louisville to Portland
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Complete your trip
Complete your trip to Portland by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Louisville to Portland by cabin class
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Louisville and Portland flights
Browse other Louisville and Portland flight options. Last updated on February 17, 2026.
Other flights from Louisville
Browse through other flights departing from Louisville. Flights are based on user searches made on Cheapflights and were last updated on February 17, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Portland
Explore flights to Portland departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 17, 2026.
Top 4 airlines flying from Louisville to Portland
Discover the top 4 airlines that operate flights from Louisville to Portland. 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 2,558,603 searches. Data last updated February 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$149 | Average$454 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$238 | Average$475 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$296 | Average$431 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$298 | Average$475 | FlexibilityNo cancel fee | On-time63% |