$156+ Cheap flights from Louisville to Portland (SDF - PDX)
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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — PDX
Nov 29 — Dec 61
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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Best
Last-minute
One-way
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 October 30, 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 October 30, 2026.
This Delta deal was found by Cheapflights users on 10/26. 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 11/246:00 am -
1 stop7h 41m
Tue 12/16:50 am -
1 stop7h 03m
Deal found 10/26![Delta logo]()
$311
This Southwest deal was found by Cheapflights users on 10/29. 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.
Thu 12/37:35 pm -
1 stop6h 50m
Tue 12/810:15 am -
2 stops9h 40m
Deal found 10/29![Southwest logo]()
$316
This American Airlines deal was found by Cheapflights users on 10/30. 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.
Mon 11/236:00 am -
1 stop8h 07m
Thu 11/2610:00 pm -
1 stop10h 15m
Deal found 10/30![American Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 10/28. 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.
Thu 11/196:00 am -
1 stop7h 41m
Thu 11/1912:35 am -
1 stop8h 25m
Deal found 10/28![Delta logo]()
$331
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/255:57 pm -
1 stop7h 30m
Wed 12/25:00 am -
2 stops10h 17m
Deal found 10/27![United Airlines logo]()
$336
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Thu 11/266:00 am -
2 stops11h 37m
Thu 12/31:15 pm -
1 stop6h 10m
Deal found 10/28![United Airlines logo]()
$340
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/212:15 pm -
1 stop7h 57m
Fri 11/277:00 am -
1 stop8h 32m
Deal found 10/28![United Airlines logo]()
$390
This American Airlines deal was found by Cheapflights users on 10/26. 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 12/127:11 am -
1 stop9h 30m
Sun 12/2011:31 pm -
1 stop8h 33m
Deal found 10/26![American Airlines logo]()
$391
This Southwest deal was found by Cheapflights users on 10/28. 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.
Fri 12/117:55 pm -
1 stop7h 00m
Sun 12/201:25 pm -
1 stop7h 45m
Deal found 10/28![Southwest logo]()
$399
This American Airlines deal was found by Cheapflights users on 10/28. 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 11/216:48 pm -
1 stop8h 28m
Fri 11/275:00 am -
1 stop8h 52m
Deal found 10/28![American Airlines logo]()
$401
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 October 30, 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 October 30, 2026.
This Southwest deal was found by Cheapflights users on 10/29. 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.
Thu 12/36:50 am -
1 stop9h 20m
Tue 12/86:30 am -
1 stop9h 25m
Deal found 10/29![Southwest logo]()
$311
This Delta deal was found by Cheapflights users on 10/26. 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 11/246:00 am -
1 stop7h 41m
Tue 12/16:50 am -
1 stop7h 03m
Deal found 10/26![Delta logo]()
$311
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Thu 11/266:00 am -
2 stops11h 37m
Thu 12/31:15 pm -
1 stop6h 10m
Deal found 10/28![United Airlines logo]()
$340
This Southwest deal was found by Cheapflights users on 10/29. 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 2/87:00 am -
2 stops10h 10m
Thu 2/187:10 pm -
2 stops11h 50m
Deal found 10/29![Southwest logo]()
$387
This Southwest deal was found by Cheapflights users on 10/26. 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 12/127:10 am -
2 stops10h 30m
Sun 12/201:25 pm -
1 stop7h 45m
Deal found 10/26![Southwest logo]()
$404
This United Airlines deal was found by Cheapflights users on 10/30. 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.
Fri 11/278:00 am -
1 stop8h 22m
Fri 12/45:00 am -
1 stop6h 17m
Deal found 10/30![United Airlines logo]()
$477
This Southwest deal was found by Cheapflights users on 10/26. 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 12/114:40 pm -
2 stops9h 05m
Sun 12/201:25 pm -
1 stop7h 45m
Deal found 10/26![Southwest logo]()
$404
This United Airlines deal was found by Cheapflights users on 10/30. 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.
Thu 3/257:00 am -
1 stop7h 57m
Thu 3/2511:47 pm -
1 stop6h 52m
Deal found 10/30![United Airlines logo]()
$487
This Southwest deal was found by Cheapflights users on 10/28. 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.
Thu 4/153:05 pm -
2 stops10h 30m
Wed 4/218:25 am -
2 stops11h 45m
Deal found 10/28![Southwest logo]()
$497
This Southwest deal was found by Cheapflights users on 10/26. 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 11/247:15 pm -
2 stops9h 00m
Tue 12/111:25 am -
2 stops8h 30m
Deal found 10/26![Southwest logo]()
$507
Last-minute flights from Louisville to PortlandDiscover last-minute flight deals from Louisville to Portland. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to Portland. Data last updated October 30, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/28. 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.
Thu 11/196:00 am -
1 stop7h 41m
Thu 11/1912:35 am -
1 stop8h 25m
Deal found 10/28![Delta logo]()
$331
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Thu 11/198:00 am -
2 stops9h 37m
Fri 11/2011:30 pm -
1 stop7h 08m
Deal found 10/28![United Airlines logo]()
$444
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/212:15 pm -
1 stop7h 57m
Fri 11/277:00 am -
1 stop8h 32m
Deal found 10/28![United Airlines logo]()
$390
This American Airlines deal was found by Cheapflights users on 10/28. 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 11/216:48 pm -
1 stop8h 28m
Fri 11/275:00 am -
1 stop8h 52m
Deal found 10/28![American Airlines logo]()
$401
This American Airlines deal was found by Cheapflights users on 10/30. 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.
Mon 11/236:00 am -
1 stop8h 07m
Thu 11/2610:00 pm -
1 stop10h 15m
Deal found 10/30![American Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 10/30. 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.
Mon 11/2310:27 am -
2 stops13h 35m
Thu 11/265:00 am -
1 stop6h 22m
Deal found 10/30![United Airlines logo]()
$404
This Delta deal was found by Cheapflights users on 10/26. 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 11/246:00 am -
1 stop7h 41m
Tue 12/16:50 am -
1 stop7h 03m
Deal found 10/26![Delta logo]()
$311
This United Airlines deal was found by Cheapflights users on 10/26. 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 11/243:24 pm -
2 stops10h 22m
Tue 12/15:00 am -
1 stop6h 17m
Deal found 10/26![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/255:57 pm -
1 stop7h 30m
Wed 12/25:00 am -
2 stops10h 17m
Deal found 10/27![United Airlines logo]()
$336
This Southwest deal was found by Cheapflights users on 10/27. 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 11/257:15 pm -
2 stops9h 00m
Wed 12/211:25 am -
2 stops8h 30m
Deal found 10/27![Southwest logo]()
$407
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Thu 11/266:00 am -
2 stops11h 37m
Thu 12/31:15 pm -
1 stop6h 10m
Deal found 10/28![United Airlines logo]()
$340
This Southwest deal was found by Cheapflights users on 10/28. 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.
Thu 11/268:55 am -
2 stops12h 20m
Thu 12/311:25 am -
2 stops8h 30m
Deal found 10/28![Southwest logo]()
$434
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 October 30, 2026.
Search for one-way flight options from Louisville to Portland. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Delta deal was found by Cheapflights users on 10/28. 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.
Wed 12/96:35 am -
1 stop7h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Delta logo]()
$156
This Delta deal was found by Cheapflights users on 10/28. 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.
Fri 12/116:35 am -
1 stop9h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Delta logo]()
$176
This Southwest deal was found by Cheapflights users on 10/27. 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 12/16:50 am -
1 stop6h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Southwest logo]()
$209
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Wed 12/99:00 am -
2 stops12h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![United Airlines logo]()
$221
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Fri 12/1110:25 am -
2 stops15h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![United Airlines logo]()
$241
This Delta deal was found by Cheapflights users on 10/26. 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.
Fri 3/127:25 pm -
1 stop7h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Delta logo]()
$244
This United Airlines deal was found by Cheapflights users on 10/26. 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 3/137:00 am -
2 stops10h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![United Airlines logo]()
$249
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Sun 12/139:00 am -
2 stops12h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![United Airlines logo]()
$274
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 11/74:06 pm -
3 stops22h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Multiple Airlines logo]()
$276
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 October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $311 (Delta) |
One-way from | $156 (Delta) |
Popular in | December |
Cheapest in | February |
Average price | $466 |
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 7,457,451 searches. Data last updated October 30, 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 Louisville Intl - PDX Portland
SDFPDX
Louisville Intl
Thu 12/10
5:56 pm-10:07 pm
1 stop7h 11m
Portland
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$156
LouisvillePortland
SDF Louisville Intl - PDX Portland
SDFPDX
Louisville Intl
Sat 12/12
6:35 am-10:48 am
1 stop7h 13m
Portland
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$156
LouisvillePortland
SDF Louisville Intl - PDX Portland
SDFPDX
Louisville Intl
Wed 12/9
6:35 am-10:48 am
1 stop7h 13m
Portland
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$156
Quickest round-trip
LouisvillePortland
SDF Louisville Intl - PDX Portland
SDFPDX
Louisville Intl
Tue 12/1
6:50 am-10:40 am
1 stop6h 50m
Portland
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$209
LouisvillePortland
SDF Louisville Intl - PDX Portland
SDFPDX
Louisville Intl
Sat 12/12
9:55 am-9:15 pm
2 stops14h 20m
Portland
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$221
LouisvillePortland
SDF Louisville Intl - PDX Portland
SDFPDX
Louisville Intl
Tue 12/15
9:00 am-6:23 pm
2 stops12h 23m
Portland
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$221
LouisvillePortland
SDF Louisville Intl - PDX Portland
SDFPDX
Louisville Intl
Sat 3/13
2:20 pm-8:31 pm
1 stop9h 11m
Portland
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$244
LouisvillePortland
SDF Louisville Intl - PDX Portland
SDFPDX
Louisville Intl
Sun 12/13
9:00 am-6:23 pm
2 stops12h 23m
Portland
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$274
LouisvillePortland
SDF Louisville Intl - PDX Portland
SDFPDX
Louisville Intl
Thu 12/3
6:50 am-1:10 pm
1 stop9h 20m
Portland
Tue 12/8
6:30 am-6:55 pm
1 stop9h 25m
$311
LouisvillePortland
SDF Louisville Intl - PDX Portland
SDFPDX
Louisville Intl
Tue 11/24
6:00 am-10:41 am
1 stop7h 41m
Portland
Tue 12/1
6:50 am-4:53 pm
1 stop7h 03m
$311
Showing 1-10 of 21 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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 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
More
How far ahead should I book a flight from Louisville to Portland?
The best time to book flights from Louisville to Portland is 78 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 December is currently the most expensive (average of $558). 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?
Airfare is below average for this route at the moment.
Louisville to Portland flights typically cost between $332 and $702 in November.The cheapest round-trip price found within the last 5 days was $311 on Delta (Nov 24-Dec 1).
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 (ORD) have the shortest average one-way travel time for 1-stop routes: 7h 16m.
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 1h 16m.
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 October 30, 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.
Comfort
8.0
Overall
7.9
Crew
8.6
Entertainment
7.4
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Comfort
8.0
Overall
7.9
Crew
8.6
Entertainment
7.4
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Comfort
8.0
Overall
7.9
Crew
8.6
Entertainment
7.4
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Comfort
8.0
Overall
7.9
Crew
8.6
Entertainment
7.4
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Comfort
8.0
Overall
7.9
Crew
8.6
Entertainment
7.4
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
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
Durham
Cannon Beach
Longview
Lake Oswego
Lincoln City
Vancouver
Kelso
Troutdale
Clackamas
McMinnville
The Dalles
Wilsonville
Stevenson
Hillsboro
Tillamook
Astoria
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Louisville and Portland flights
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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 7,457,451 searches. Data last updated October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$271 | Average$535 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$324 | Average$468 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$339 | Average$466 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$362 | Average$441 | FlexibilityNo cancel fee | On-time71% |