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Cheap flights from Louisville to Portland from $157

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Portland departing on 5/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Louisville to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
12:34 pm - 5:39 pm
SDF
-
PDX
8h 05m
1 stop
Delta Logo
11:15 pm - 10:10 am
PDX
-
SDF
7h 55m
1 stop
$321Delta
Tue, Mar 10 - Tue, Mar 31
United Airlines Logo
9:00 am - 5:51 pm
SDF
-
PDX
11h 51m
2 stops
United Airlines Logo
11:59 pm - 9:25 am
PDX
-
SDF
6h 26m
1 stop
$326United Airlines
Tue, Mar 10 - Tue, Apr 14
Delta Logo
6:00 am - 10:30 am
SDF
-
PDX
7h 30m
1 stop
Delta Logo
11:15 pm - 10:06 am
PDX
-
SDF
7h 51m
1 stop
$340Delta
Tue, Apr 7 - Mon, Apr 20
Delta Logo
5:55 pm - 9:53 pm
SDF
-
PDX
6h 58m
1 stop
Delta Logo
11:15 pm - 10:10 am
PDX
-
SDF
7h 55m
1 stop
$344Delta
Tue, Mar 17 - Wed, Apr 1
United Airlines Logo
3:15 pm - 11:04 pm
SDF
-
PDX
10h 49m
2 stops
United Airlines Logo
5:00 am - 2:31 pm
PDX
-
SDF
6h 31m
1 stop
$345United Airlines
Tue, Mar 17 - Wed, Apr 1
United Airlines Logo
7:05 am - 1:44 pm
SDF
-
PDX
9h 39m
2 stops
United Airlines Logo
5:00 am - 4:41 pm
PDX
-
SDF
8h 41m
2 stops
$350United Airlines
Tue, Mar 10 - Tue, Apr 14
American Airlines Logo
6:10 am - 12:17 am
SDF
-
PDX
21h 07m
1 stop
American Airlines Logo
11:47 pm - 11:44 pm
PDX
-
SDF
20h 57m
1 stop
$357American Airlines
Sat, Mar 7 - Fri, Apr 17
Delta Logo
12:34 pm - 5:39 pm
SDF
-
PDX
8h 05m
1 stop
Delta Logo
11:15 pm - 10:10 am
PDX
-
SDF
7h 55m
1 stop
$359Delta
Thu, Mar 12 - Sat, Mar 28
United Airlines Logo
5:43 pm - 10:29 pm
SDF
-
PDX
7h 46m
1 stop
United Airlines Logo
5:00 am - 5:01 pm
PDX
-
SDF
9h 01m
2 stops
$364United Airlines
Mon, Apr 27 - Sat, May 2
Delta Logo
5:55 pm - 9:53 pm
SDF
-
PDX
6h 58m
1 stop
Delta Logo
11:40 am - 9:16 pm
PDX
-
SDF
6h 36m
1 stop
$367Delta
Sat, Mar 14 - Wed, Apr 1

Southwest flights from Louisville to Portland

Our best Southwest deals on Louisville to Portland flight tickets
Southwest
Apr 28
SDF3:30 pmLouisville Intl
9h 30m
2 stops
PDX10:00 pmPortland
May 2
PDX11:55 pmPortland
9h 55m
2 stops
SDF12:50 pmLouisville Intl
$369
Southwest
Mar 17
SDF5:45 amLouisville Intl
10h 05m
2 stops
PDX12:50 pmPortland
Mar 31
PDX11:00 amPortland
10h 50m
2 stops
SDF12:50 amLouisville Intl
$377
Southwest
Apr 29
SDF7:15 pmLouisville Intl
6h 55m
1 stop
PDX11:10 pmPortland
May 1
PDX3:00 pmPortland
16h 50m
2 stops
SDF10:50 amLouisville Intl
$390

Delta flights from Louisville to Portland

Our best Delta deals on Louisville to Portland flight tickets
Delta
Mar 10
SDF6:00 amLouisville Intl
7h 30m
1 stop
PDX10:30 amPortland
Mar 31
PDX12:30 amPortland
8h 21m
1 stop
SDF11:51 amLouisville Intl
$321
Delta
Apr 7
SDF6:00 amLouisville Intl
7h 30m
1 stop
PDX10:30 amPortland
Apr 16
PDX11:15 pmPortland
7h 51m
1 stop
SDF10:06 amLouisville Intl
$340
Delta
Mar 17
SDF5:55 pmLouisville Intl
6h 58m
1 stop
PDX9:53 pmPortland
Apr 1
PDX11:15 pmPortland
7h 55m
1 stop
SDF10:10 amLouisville Intl
$344

momondo 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, momondo users made 832,500 searches. Data last updated February 15, 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

Price

LouisvillePortland

SDF - PDX

SDFPDX

Louisville Intl

Tue 3/10

12:34 pm-5:39 pm

1 stop8h 05m

Portland

Tue 3/31

11:15 pm-10:10 am

1 stop7h 55m

$321

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

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

Tue 3/17

5:55 pm-9:53 pm

1 stop6h 58m

Portland

Wed 4/1

11:15 pm-10:10 am

1 stop7h 55m

$344

LouisvillePortland

SDF - PDX

SDFPDX

Louisville Intl

Tue 3/17

3:15 pm-11:04 pm

2 stops10h 49m

Portland

Wed 4/1

5:00 am-2:31 pm

1 stop6h 31m

$345

LouisvillePortland

SDF - PDX

SDFPDX

Louisville Intl

Tue 3/10

7:05 am-1:44 pm

2 stops9h 39m

Portland

Tue 4/14

5:00 am-4:41 pm

2 stops8h 41m

$350

LouisvillePortland

SDF - PDX

SDFPDX

Louisville Intl

Sat 3/7

6:10 am-12:17 am

1 stop21h 07m

Portland

Fri 4/17

11:47 pm-11:44 pm

1 stop20h 57m

$357

LouisvillePortland

SDF - PDX

SDFPDX

Louisville Intl

Thu 3/12

12:34 pm-5:39 pm

1 stop8h 05m

Portland

Sat 3/28

11:15 pm-10:10 am

1 stop7h 55m

$359

LouisvillePortland

SDF - PDX

SDFPDX

Louisville Intl

Mon 4/27

5:43 pm-10:29 pm

1 stop7h 46m

Portland

Sat 5/2

5:00 am-5:01 pm

2 stops9h 01m

$364

LouisvillePortland

SDF - PDX

SDFPDX

Louisville Intl

Sat 3/14

5:55 pm-9:53 pm

1 stop6h 58m

Portland

Wed 4/1

11:40 am-9:16 pm

1 stop6h 36m

$367

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portland from

How to get the cheapest flight ticket from Louisville to Portland

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

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from Louisville is in August. Flight prices, which tend to average around $344, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in August, then you should wait until January to fly from Louisville, when ticket prices are also cheap, with an average price of $350.

How far in advance should I book a flight to Portland?

You are more likely to see cheaper flights to Portland from Louisville when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland for around $440 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from Louisville for as low as $319 on momondo.

Can stopping save me money on Louisville to Portland flights?

You could potentially save up to 18% on your flight if you consider stops on a Louisville to Portland flight.

How have Louisville to Portland flight prices changed over time?

As of February 2026, prices for Louisville to Portland flights are approximately 31% more expensive when compared to flights at the same time last year.

When to book flights from Louisville to Portland

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

Cheap Louisville to Portland (SDF to PDX) flight deals and tips

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

Fastest flight time

6h 50m

Direct flights

None
The fastest flight from Louisville to Portland takes 6h 50m
There are no direct flights from Louisville to Portland. There are no popular flight routes from Louisville to Portland.
Search flight deals

  • How far is Louisville Intl to Portland by plane?

    Portland is 1944.5 mi away from Louisville Intl. A reasonable flight in good conditions will take 6h 50m.

  • When did momondo last update prices for flights from Louisville Intl Airport to Portland Airport?

    Prices for flights from Louisville Intl Airport to Portland Airport refresh daily.

  • How many operators does momondo search for flights from Louisville Intl Airport to Portland Airport?

  • How old do you have to be to fly from Louisville Intl Airport to Portland Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Louisville Intl Airport to Portland Airport.

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

    The necessary travel and health documents for your Portland Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Louisville to Portland

Compare and see reviews for airlines that fly from Louisville to Portland with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $149Free CancellationRating
7.9
8,205 reviews
Search Delta flights
United AirlinesPriceFrom $238Free CancellationRating
7.4
9,296 reviews
Search United Airlines flights
American AirlinesPriceFrom $296Free CancellationRating
7.2
11,297 reviews
Search American Airlines flights
SouthwestPriceFrom $298Free CancellationRating
8.0
4,286 reviews
Search Southwest flights

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Lincoln City
Seaside
Cannon Beach
Vancouver
Salem
Astoria
Long Beach
Depoe Bay
Rockaway Beach
Beaverton
Hillsboro
Hood River
Tigard
Longview
McMinnville
Gresham
Pacific City
The Dalles
Manzanita
Newberg

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Louisville to Portland for you.

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

All flight searches from Louisville to Portland on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Louisville to Portland.

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

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

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