$164+ 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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — PDX
Aug 2 — Aug 91
Round-trip
1 adult, Economy
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Find cheap flights from Louisville to Portland with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Louisville to Portland
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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 July 3, 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 July 3, 2026.
This Delta deal was found by Cheapflights users on 6/29. 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 8/246:50 am
SDF
- PDX
1 stop6h 51m
Delta
Sat 8/2910:55 pm
PDX
- SDF
1 stop6h 51m
Delta
Deal found 6/29![Delta logo]()
$327
This Delta deal was found by Cheapflights users on 6/27. 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 7/297:49 pm
SDF
- PDX
1 stop6h 29m
Delta
Mon 8/312:35 am
PDX
- SDF
1 stop8h 20m
Delta
Deal found 6/27![Delta logo]()
$330
This United Airlines deal was found by Cheapflights users on 6/28. 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 8/223:25 pm
SDF
- PDX
2 stops10h 20m
United Airlines
Thu 8/2712:45 pm
PDX
- SDF
1 stop6h 46m
United Airlines
Deal found 6/28![United Airlines logo]()
$332
This Delta deal was found by Cheapflights users on 7/1. 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 8/294:30 pm
SDF
- PDX
1 stop6h 47m
Delta
Tue 9/812:25 am
PDX
- SDF
1 stop8h 29m
Delta
Deal found 7/1![Delta logo]()
$333
This Delta deal was found by Cheapflights users on 7/1. 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.
Thu 8/2712:35 pm
SDF
- PDX
1 stop7h 59m
Delta
Mon 9/712:25 am
PDX
- SDF
1 stop8h 29m
Delta
Deal found 7/1![Delta logo]()
$346
This Southwest deal was found by Cheapflights users on 6/28. 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 9/52:55 pm
SDF
- PDX
1 stop6h 30m
Southwest
Thu 9/106:15 am
PDX
- SDF
2 stops11h 15m
Southwest
Deal found 6/28![Southwest logo]()
$348
This Southwest deal was found by Cheapflights users on 6/30. 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 9/122:55 pm
SDF
- PDX
1 stop6h 30m
Southwest
Mon 9/2111:30 pm
PDX
- SDF
2 stops9h 40m
Southwest
Deal found 6/30![Southwest logo]()
$351
This Southwest deal was found by Cheapflights users on 6/29. 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 8/2612:10 pm
SDF
- PDX
2 stops10h 40m
Southwest
Mon 8/3111:30 pm
PDX
- SDF
2 stops10h 10m
Southwest
Deal found 6/29![Southwest logo]()
$353
This American Airlines deal was found by Cheapflights users on 6/30. 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 8/136:30 pm
SDF
- PDX
1 stop8h 29m
American Airlines
Mon 8/1710:59 pm
PDX
- SDF
1 stop8h 19m
American Airlines
Deal found 6/30![American Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 6/29. 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 8/103:20 pm
SDF
- PDX
2 stops10h 45m
Southwest
Thu 8/1312:40 pm
PDX
- SDF
1 stop7h 25m
Southwest
Deal found 6/29![Southwest logo]()
$364
This Southwest deal was found by Cheapflights users on 6/30. 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 8/202:15 pm
SDF
- PDX
1 stop9h 30m
Southwest
Thu 8/278:00 am
PDX
- SDF
2 stops12h 05m
Southwest
Deal found 6/30![Southwest logo]()
$370
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 July 3, 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 July 3, 2026.
This Delta deal was found by Cheapflights users on 6/28. 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 9/13:25 pm
SDF
- PDX
1 stop9h 19m
Delta
Wed 9/92:10 pm
PDX
- SDF
1 stop6h 49m
Delta
Deal found 6/28![Delta logo]()
$327
This United Airlines deal was found by Cheapflights users on 6/28. 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 8/223:25 pm
SDF
- PDX
2 stops10h 20m
United Airlines
Thu 8/2712:45 pm
PDX
- SDF
1 stop6h 46m
United Airlines
Deal found 6/28![United Airlines logo]()
$332
This Southwest deal was found by Cheapflights users on 6/30. 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 8/202:15 pm
SDF
- PDX
1 stop9h 30m
Southwest
Thu 8/278:00 am
PDX
- SDF
2 stops12h 05m
Southwest
Deal found 6/30![Southwest logo]()
$370
This Southwest deal was found by Cheapflights users on 6/29. 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 8/152:55 pm
SDF
- PDX
1 stop6h 30m
Southwest
Sat 8/2211:30 pm
PDX
- SDF
2 stops10h 20m
Southwest
Deal found 6/29![Southwest logo]()
$377
This United Airlines deal was found by Cheapflights users on 6/30. 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 9/129:00 am
SDF
- PDX
2 stops9h 05m
United Airlines
Mon 9/1411:17 pm
PDX
- SDF
1 stop10h 04m
United Airlines
Deal found 6/30![United Airlines logo]()
$451
This Southwest deal was found by Cheapflights users on 6/27. 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 7/294:15 pm
SDF
- PDX
2 stops9h 15m
Southwest
Wed 8/511:30 pm
PDX
- SDF
1 stop7h 55m
Southwest
Deal found 6/27![Southwest logo]()
$413
This Delta deal was found by Cheapflights users on 6/29. 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 7/157:49 pm
SDF
- PDX
1 stop6h 29m
Delta
Wed 7/2910:55 pm
PDX
- SDF
1 stop6h 59m
Delta
Deal found 6/29![Delta logo]()
$455
This Southwest deal was found by Cheapflights users on 7/2. 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 8/112:30 pm
SDF
- PDX
2 stops10h 30m
Southwest
Wed 8/511:30 pm
PDX
- SDF
2 stops10h 35m
Southwest
Deal found 7/2![Southwest logo]()
$443
This United Airlines deal was found by Cheapflights users on 7/2. 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 10/85:15 am
SDF
- PDX
1 stop7h 16m
United Airlines
Sun 10/1111:30 pm
PDX
- SDF
1 stop7h 07m
United Airlines
Deal found 7/2![United Airlines logo]()
$508
This Southwest deal was found by Cheapflights users on 7/1. 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 10/2512:55 pm
SDF
- PDX
1 stop7h 10m
Southwest
Sat 10/315:50 am
PDX
- SDF
2 stops11h 05m
Southwest
Deal found 7/1![Southwest logo]()
$450
Last-minute flights from Louisville to PortlandDiscover last-minute flight deals from Louisville to Portland. Data last updated July 3, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to Portland. Data last updated July 3, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 6/27. 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 7/2810:55 am
SDF
- PDX
1 stop12h 10m
Southwest
Wed 8/511:30 pm
PDX
- SDF
2 stops10h 35m
Southwest
Deal found 6/27![Southwest logo]()
$386
This Delta deal was found by Cheapflights users on 6/27. 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 7/297:49 pm
SDF
- PDX
1 stop6h 29m
Delta
Wed 8/512:35 am
PDX
- SDF
1 stop8h 20m
Delta
Deal found 6/27![Delta logo]()
$330
This Southwest deal was found by Cheapflights users on 6/29. 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 8/103:20 pm
SDF
- PDX
2 stops10h 45m
Southwest
Thu 8/1312:40 pm
PDX
- SDF
1 stop7h 25m
Southwest
Deal found 6/29![Southwest logo]()
$364
This American Airlines deal was found by Cheapflights users on 7/1. 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 8/136:30 pm
SDF
- PDX
1 stop8h 29m
American Airlines
Mon 8/1710:59 pm
PDX
- SDF
1 stop8h 19m
American Airlines
Deal found 7/1![American Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 6/29. 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 8/152:55 pm
SDF
- PDX
1 stop6h 30m
Southwest
Sat 8/2211:30 pm
PDX
- SDF
2 stops10h 20m
Southwest
Deal found 6/29![Southwest logo]()
$377
This Southwest deal was found by Cheapflights users on 6/30. 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 8/202:15 pm
SDF
- PDX
1 stop9h 30m
Southwest
Thu 8/278:00 am
PDX
- SDF
2 stops12h 05m
Southwest
Deal found 6/30![Southwest logo]()
$370
This United Airlines deal was found by Cheapflights users on 6/28. 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 8/223:25 pm
SDF
- PDX
2 stops10h 20m
United Airlines
Thu 8/2712:45 pm
PDX
- SDF
1 stop6h 46m
United Airlines
Deal found 6/28![United Airlines logo]()
$332
This Delta deal was found by Cheapflights users on 6/29. 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 8/246:50 am
SDF
- PDX
1 stop6h 51m
Delta
Tue 9/13:00 pm
PDX
- SDF
1 stop5h 56m
Delta
Deal found 6/29![Delta logo]()
$327
This Southwest deal was found by Cheapflights users on 6/29. 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 8/2612:10 pm
SDF
- PDX
2 stops10h 40m
Southwest
Mon 8/3111:30 pm
PDX
- SDF
2 stops10h 10m
Southwest
Deal found 6/29![Southwest logo]()
$353
This Delta deal was found by Cheapflights users on 6/30. 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.
Thu 8/273:25 pm
SDF
- PDX
1 stop9h 19m
Delta
Sat 8/292:08 pm
PDX
- SDF
1 stop7h 01m
Delta
Deal found 6/30![Delta logo]()
$346
This Delta deal was found by Cheapflights users on 7/1. 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 8/291:21 pm
SDF
- PDX
1 stop8h 34m
Delta
Sun 9/66:45 am
PDX
- SDF
1 stop7h 15m
Delta
Deal found 7/1![Delta logo]()
$333
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 July 3, 2026.
Search for one-way flight options from Louisville to Portland. Find affordable one-way fares based on user searches. Data last updated July 3, 2026.
This American Airlines deal was found by Cheapflights users on 6/28. 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 9/51:19 pm
SDF
- PDX
1 stop7h 11m
American Airlines
Deal found 6/28![American Airlines logo]()
$164
This American Airlines deal was found by Cheapflights users on 6/28. 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 7/256:55 pm
SDF
- PDX
1 stop8h 55m
American Airlines
Deal found 6/28![American Airlines logo]()
$167
This Delta deal was found by Cheapflights users on 7/2. 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.
Thu 8/207:54 pm
SDF
- PDX
1 stop6h 26m
Delta
Deal found 7/2![Delta logo]()
$180
This United Airlines deal was found by Cheapflights users on 6/29. 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 8/58:00 am
SDF
- PDX
2 stops11h 47m
United Airlines
Deal found 6/29![United Airlines logo]()
$185
This Southwest deal was found by Cheapflights users on 7/1. 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 7/2512:30 pm
SDF
- PDX
2 stops10h 30m
Southwest
Deal found 7/1![Southwest logo]()
$222
This Delta deal was found by Cheapflights users on 7/1. 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 8/37:54 pm
SDF
- PDX
1 stop6h 26m
Delta
Deal found 7/1![Delta logo]()
$229
This Southwest deal was found by Cheapflights users on 7/2. 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 8/36:15 am
SDF
- PDX
2 stops10h 55m
Southwest
Deal found 7/2![Southwest logo]()
$234
This United Airlines deal was found by Cheapflights users on 7/1. 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 9/53:25 pm
SDF
- PDX
2 stops10h 20m
United Airlines
Deal found 7/1![United Airlines logo]()
$235
This Kiwi.com deal was found by Cheapflights users on 6/29. 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.
Wed 8/58:06 pm
SDF
- PDX
3 stops23h 45m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 7/1. 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 8/158:46 pm
SDF
- PDX
3 stops23h 05m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 7/1. 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 7/258:06 pm
SDF
- PDX
3 stops23h 45m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 7/251:02 pm
SDF
- PDX
2 stops27h 56m
Allegiant Air
Deal found 6/28![Allegiant Air logo]()
$250
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 July 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $327 (Delta) |
One-way from | $164 (American Airlines) |
Popular in | June |
Cheapest in | February |
Average price | $527 |
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 July 3, 2026.
Use the filters below to find and compare flights from Louisville to Portland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
LouisvillePortland
SDF - PDX
SDFPDX
Louisville Intl
Tue 9/1
3:25 pm-9:44 pm
1 stop9h 19m
Portland
Wed 9/9
2:10 pm-11:59 pm
1 stop6h 49m
$327
LouisvillePortland
SDF - PDX
SDFPDX
Louisville Intl
Sat 8/22
3:25 pm-10:45 pm
2 stops10h 20m
Portland
Thu 8/27
12:45 pm-10:31 pm
1 stop6h 46m
$332
LouisvillePortland
SDF - PDX
SDFPDX
Louisville Intl
Thu 8/20
2:15 pm-8:45 pm
1 stop9h 30m
Portland
Thu 8/27
8:00 am-11:05 pm
2 stops12h 05m
$370
LouisvillePortland
SDF - PDX
SDFPDX
Louisville Intl
Sat 8/15
2:55 pm-6:25 pm
1 stop6h 30m
Portland
Sat 8/22
11:30 pm-12:50 pm
2 stops10h 20m
$377
LouisvillePortland
SDF - PDX
SDFPDX
Louisville Intl
Wed 7/29
4:15 pm-10:30 pm
2 stops9h 15m
Portland
Wed 8/5
11:30 pm-10:25 am
1 stop7h 55m
$413
LouisvillePortland
SDF - PDX
SDFPDX
Louisville Intl
Sat 8/1
12:30 pm-8:00 pm
2 stops10h 30m
Portland
Wed 8/5
11:30 pm-1:05 pm
2 stops10h 35m
$443
LouisvillePortland
SDF - PDX
SDFPDX
Louisville Intl
Sun 10/25
12:55 pm-5:05 pm
1 stop7h 10m
Portland
Sat 10/31
5:50 am-7:55 pm
2 stops11h 05m
$450
LouisvillePortland
SDF - PDX
SDFPDX
Louisville Intl
Sat 9/12
9:00 am-3:05 pm
2 stops9h 05m
Portland
Mon 9/14
11:17 pm-12:21 pm
1 stop10h 04m
$451
Quickest round-trip
LouisvillePortland
SDF - PDX
SDFPDX
Louisville Intl
Wed 7/15
7:49 pm-11:18 pm
1 stop6h 29m
Portland
Wed 7/29
10:55 pm-8:54 am
1 stop6h 59m
$455
LouisvillePortland
SDF - PDX
SDFPDX
Louisville Intl
Thu 10/8
5:15 am-9:31 am
1 stop7h 16m
Portland
Sun 10/11
11:30 pm-9:37 am
1 stop7h 07m
$508
Showing 1-10 of 16 resultsSorted by cheapest first
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 July.
| 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
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 Louisville to Portland
Prices
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How far ahead should I book a flight from Louisville to Portland?
The best time to book flights from Louisville to Portland is 43 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, February is the cheapest month in which you can book a flight from Louisville to Portland (average of $329). Flying from Louisville to Portland in June is currently the most expensive (average of $545). 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.
Dallas (DFW) – chosen by Cheapflights users on 77% 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 July 3, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited 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.
Food
7.0
Overall
7.9
Crew
8.6
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Overall
7.9
Crew
8.6
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Overall
7.9
Crew
8.6
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Overall
7.9
Crew
8.6
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Overall
7.9
Crew
8.6
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
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 locationsBeaverton
Seaside
Vancouver
Lincoln City
Longview
Lake Oswego
Hillsboro
Clackamas
Kelso
Troutdale
Cannon Beach
Long Beach
McMinnville
The Dalles
Wilsonville
Depoe Bay
Stevenson
Tillamook
Astoria
Gresham
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Alternative routes for Louisville to Portland
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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 July 3, 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 July 3, 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 July 3, 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 July 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$149 | Average$434 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$292 | Average$493 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$299 | Average$431 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$306 | Average$526 | FlexibilityNo cancel fee | On-time63% |