What airlines fly to Portland?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Portland from Louisville according to our data. United Airlines is the first choice among our users, with 29% of people opting to fly with this airline when traveling to Portland. Keep in mind that there are 7 different airlines that fly to Portland on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from Louisville to Portland?

Flights connecting via Chicago (MDW) have the shortest average one-way travel time: 6h 55m.

What is the cheapest airline that flies from Louisville Intl to Portland?

Delta and United Airlines are the most popular carriers operating from Louisville Intl to Portland

Which layover airport has the shortest connection time from Louisville to Portland?

Chicago (ORD) has the shortest average layover time for this route: 0h 54m.

Which airport is the most popular layover for flights between Louisville and Portland?

Chicago (MDW) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Louisville to Portland?

Flights via Chicago (ORD) offer the lowest average round-trip price of $456.

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?

There are 4 operators available for flights from Louisville Intl Airport to Portland Airport as of September 2026.

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.

$182 Cheap Flights from Louisville to Portland in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Louisville to Portland

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:21 am - 12:28 pmSDF Louisville Intl-PDX Portland

9h 07m1 stop Chicago O'Hare Intl

11:57 am - 11:34 pmPDX Portland-SDF Louisville Intl

8h 37m1 stop Dallas/Fort Worth

$363American Airlines

Tue, Nov 3 - Tue, Nov 10

3:36 pm - 8:44 pmSDF Louisville Intl-PDX Portland

8h 08m1 stop Charlotte Douglas

11:49 pm - 10:22 amPDX Portland-SDF Louisville Intl

7h 33m1 stop Dallas/Fort Worth

$363American Airlines

Mon, Oct 19 - Mon, Nov 2

5:15 am - 9:31 amSDF Louisville Intl-PDX Portland

7h 16m1 stop Chicago O'Hare Intl

8:25 am - 7:24 pmPDX Portland-SDF Louisville Intl

7h 59m1 stop Washington, D.C. Dulles Intl

$363United Airlines

Wed, Oct 14 - Sat, Oct 17

7:05 am - 12:19 pmSDF Louisville Intl-PDX Portland

8h 14m1 stop Houston George Bush Intcntl

7:01 am - 6:17 pmPDX Portland-SDF Louisville Intl

8h 16m1 stop Chicago O'Hare Intl

$363United Airlines

Thu, Jan 28 - Mon, Feb 1

6:00 am - 10:42 amSDF Louisville Intl-PDX Portland

7h 42m1 stop Atlanta Hartsfield-Jackson

11:00 pm - 10:21 amPDX Portland-SDF Louisville Intl

8h 21m1 stop Atlanta Hartsfield-Jackson

$363Delta

Tue, Oct 27 - Tue, Oct 27

6:36 am - 10:49 amSDF Louisville Intl-PDX Portland

7h 13m1 stop Minneapolis St Paul

6:04 am - 4:51 pmPDX Portland-SDF Louisville Intl

7h 47m1 stop Atlanta Hartsfield-Jackson

$363Delta

Mon, Feb 8 - Sat, Feb 13

7:10 pm - 11:40 pmSDF Louisville Intl-PDX Portland

7h 30m1 stop Phoenix Sky Harbor Intl

8:45 pm - 10:10 amPDX Portland-SDF Louisville Intl

10h 25m2 stops Phoenix Sky Harbor Intl Chicago Midway

$368Southwest

Wed, Oct 21 - Wed, Oct 28

7:05 am - 4:25 pmSDF Louisville Intl-PDX Portland

12h 20m2 stops Nashville Intl Denver Intl

7:00 am - 7:50 pmPDX Portland-SDF Louisville Intl

9h 50m2 stops Denver Intl Chicago Midway

$379Southwest

Tue, Jan 19 - Tue, Jan 26

6:10 am - 1:29 pmSDF Louisville Intl-PDX Portland

10h 19m2 stops Chicago O'Hare Intl Seattle/Tacoma Intl

7:30 am - 11:12 pmPDX Portland-SDF Louisville Intl

12h 42m2 stops Seattle/Tacoma Intl Dallas/Fort Worth

$617Alaska Airlines

Tue, Feb 2 - Wed, Feb 3

12:46 pm - 9:56 pmSDF Louisville Intl-PDX Portland

12h 10m2 stops Chicago O'Hare Intl Seattle/Tacoma Intl

8:09 am - 11:27 pmPDX Portland-SDF Louisville Intl

12h 18m2 stops Seattle/Tacoma Intl Dallas/Fort Worth

$617Alaska Airlines

Wed, Oct 28 - Sat, Oct 31

Cheap last minute flights

Enter your travel dates to find the best prices.

5:49 pm - 9:40 amSDF Louisville Intl-PDX Portland

18h 51m2 stops Dallas/Fort Worth Seattle/Tacoma Intl

10:40 am - 9:43 pmPDX Portland-SDF Louisville Intl

8h 03m1 stop Dallas/Fort Worth

$751Alaska Airlines

Thu, Oct 1 - Fri, Oct 2

9:05 am - 1:17 pmSDF Louisville Intl-PDX Portland

7h 12m1 stop Dallas/Fort Worth

10:55 pm - 9:32 amPDX Portland-SDF Louisville Intl

7h 37m1 stop Chicago O'Hare Intl

$758American Airlines

Sat, Oct 3 - Tue, Oct 13

12:34 pm - 5:31 pmSDF Louisville Intl-PDX Portland

7h 57m1 stop Minneapolis St Paul

11:43 am - 9:13 pmPDX Portland-SDF Louisville Intl

6h 30m1 stop Detroit Metropolitan Wayne County

$812Delta

Fri, Oct 2 - Wed, Oct 7

5:05 pm - 9:40 pmSDF Louisville Intl-PDX Portland

7h 35m1 stop Chicago Midway

10:45 am - 11:00 pmPDX Portland-SDF Louisville Intl

9h 15m2 stops San Diego Las Vegas Harry Reid Intl

$817Southwest

Sat, Oct 3 - Tue, Oct 13

12:55 pm - 7:25 pmSDF Louisville Intl-PDX Portland

9h 30m2 stops Denver Intl Phoenix Sky Harbor Intl

8:45 pm - 10:05 amPDX Portland-SDF Louisville Intl

10h 20m2 stops Phoenix Sky Harbor Intl Chicago Midway

$822Southwest

Sat, Oct 3 - Tue, Oct 13

1:22 pm - 11:55 pmSDF Louisville Intl-PDX Portland

13h 33m2 stops Dallas/Fort Worth Seattle/Tacoma Intl

6:09 am - 9:35 pmPDX Portland-SDF Louisville Intl

12h 26m2 stops Seattle/Tacoma Intl Chicago O'Hare Intl

$882Alaska Airlines

Fri, Oct 2 - Wed, Oct 7

6:00 am - 10:59 amSDF Louisville Intl-PDX Portland

7h 59m1 stop Dallas/Fort Worth

11:48 am - 10:24 pmPDX Portland-SDF Louisville Intl

7h 36m1 stop Chicago O'Hare Intl

$920American Airlines

Fri, Oct 2 - Sun, Oct 4

8:09 am - 1:00 pmSDF Louisville Intl-PDX Portland

7h 51m1 stop Atlanta Hartsfield-Jackson

2:20 pm - 11:59 pmPDX Portland-SDF Louisville Intl

6h 39m1 stop Atlanta Hartsfield-Jackson

$948Delta

Sun, Oct 4 - Thu, Oct 8

5:15 am - 9:31 amSDF Louisville Intl-PDX Portland

7h 16m1 stop Chicago O'Hare Intl

12:45 pm - 10:32 pmPDX Portland-SDF Louisville Intl

6h 47m1 stop Denver Intl

$1,011United Airlines

Fri, Oct 2 - Fri, Oct 2

3:36 pm - 9:10 pmSDF Louisville Intl-PDX Portland

8h 34m1 stop Denver Intl

11:59 pm - 1:09 pmPDX Portland-SDF Louisville Intl

10h 10m1 stop Houston George Bush Intcntl

$1,011United Airlines

Sat, Oct 3 - Sat, Oct 3

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United Airlines flights from Louisville to Portland

Our best United Airlines deals on Louisville to Portland flight tickets

United Airlines

Jan 28

SDF10:15 amLouisville Intl

10h 23m

2 stops

PDX5:38 pmPortland

Feb 1

PDX2:35 pmPortland

6h 35m

1 stop

SDF12:10 amLouisville Intl

$368

United Airlines

Nov 18

SDF8:00 amLouisville Intl

9h 34m

2 stops

PDX2:34 pmPortland

Nov 25

PDX11:30 pmPortland

7h 14m

1 stop

SDF9:44 amLouisville Intl

$420

United Airlines

Oct 17

SDF7:00 amLouisville Intl

7h 33m

1 stop

PDX11:33 amPortland

Oct 18

PDX11:30 pmPortland

7h 04m

1 stop

SDF9:34 amLouisville Intl

$445

Alaska Airlines flights from Louisville to Portland

Our best Alaska Airlines deals on Louisville to Portland flight tickets

Alaska Airlines

Oct 1

SDF5:49 pmLouisville Intl

18h 51m

2 stops

PDX9:40 amPortland

Oct 2

PDX10:40 amPortland

8h 03m

1 stop

SDF9:43 pmLouisville Intl

$751

Alaska Airlines

Oct 7

SDF6:00 amLouisville Intl

13h 50m

2 stops

PDX4:50 pmPortland

Oct 8

PDX7:00 amPortland

8h 37m

1 stop

SDF6:37 pmLouisville Intl

$854

Alaska Airlines

Oct 2

SDF1:22 pmLouisville Intl

13h 33m

2 stops

PDX11:55 pmPortland

Oct 7

PDX6:09 amPortland

12h 26m

2 stops

SDF9:35 pmLouisville Intl

$882

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Tue 11/3

6:21 am-12:28 pm

1 stop9h 07m

Portland

Tue 11/10

11:57 am-11:34 pm

1 stop8h 37m

$363

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Mon 10/19

3:36 pm-8:44 pm

1 stop8h 08m

Portland

Mon 11/2

11:49 pm-10:22 am

1 stop7h 33m

$363

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Wed 10/14

5:15 am-9:31 am

1 stop7h 16m

Portland

Sat 10/17

8:25 am-7:24 pm

1 stop7h 59m

$363

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Thu 1/28

7:05 am-12:19 pm

1 stop8h 14m

Portland

Mon 2/1

7:01 am-6:17 pm

1 stop8h 16m

$363

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Tue 10/27

6:00 am-10:42 am

1 stop7h 42m

Portland

Tue 10/27

11:00 pm-10:21 am

1 stop8h 21m

$363

Quickest round-trip

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Mon 2/8

6:36 am-10:49 am

1 stop7h 13m

Portland

Sat 2/13

6:04 am-4:51 pm

1 stop7h 47m

$363

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Wed 10/21

7:10 pm-11:40 pm

1 stop7h 30m

Portland

Wed 10/28

8:45 pm-10:10 am

2 stops10h 25m

$368

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Tue 1/19

7:05 am-4:25 pm

2 stops12h 20m

Portland

Tue 1/26

7:00 am-7:50 pm

2 stops9h 50m

$379

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Tue 2/2

6:10 am-1:29 pm

2 stops10h 19m

Portland

Wed 2/3

7:30 am-11:12 pm

2 stops12h 42m

$617

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Wed 10/28

12:46 pm-9:56 pm

2 stops12h 10m

Portland

Sat 10/31

8:09 am-11:27 pm

2 stops12h 18m

$617

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Louisville and Portland?

Prices are currently low for flights on this route.

Typical prices usually range from $448 to $638.
The lowest price recently found on this route was $363.

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from Louisville is in February. Flight prices, which tend to average around $329, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in February, then you should wait until May to fly from Louisville, when ticket prices are also cheap, with an average price of $394.

How far in advance should I book a flight from Louisville 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 $466 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 $398 on momondo.

How have Louisville to Portland flight prices changed over time?

As of September 2026, prices for Louisville to Portland flights are approximately 45% 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

Best Price Found	$182
Fastest flight time	7h 10m
Direct flights	None

The best one-way flight to Portland from Louisville in the past 72 hours is $182. The best round-trip flight deal from Louisville to Portland found on momondo in the last 72 hours is $363.

The fastest flight from Louisville to Portland takes 7h 10m

There are no direct flights from Louisville to Portland. There are no popular flight routes from Louisville to Portland.

Search flight deals

Frequently asked questions about flying from Louisville to Portland

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 7h 10m.
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?
There are 4 operators available for flights from Louisville Intl Airport to Portland Airport as of September 2026.
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?
momondo data reveals that the most frequently booked airline on the route from Louisville to Portland is United Airlines, representing 33% of all bookings. The subsequent popular airlines are Southwest at 31%, American Airlines at 21%, and Delta at 15%.

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
Delta	PriceFrom $314	Free Cancellation	Rating 7.8 8,605 reviews	Search Delta flights
United Airlines	PriceFrom $320	Free Cancellation	Rating 7.4 10,245 reviews	Search United Airlines flights
Southwest	PriceFrom $355	Free Cancellation	Rating 8.0 4,202 reviews	Search Southwest flights
American Airlines	PriceFrom $360	Free Cancellation	Rating 7.0 12,097 reviews	Search American Airlines flights

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Long Beach

Hillsboro

Rockaway Beach

Tigard

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Hood River

Newberg

Clackamas

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Gresham

McMinnville

Wilsonville

Depoe Bay

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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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Cheap flights from Louisville to Portland from $182

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 10/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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United Airlines flights from Louisville to Portland

Our best United Airlines deals on Louisville to Portland flight tickets

Alaska Airlines flights from Louisville to Portland

Our best Alaska Airlines deals on Louisville to Portland flight tickets

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How to get the cheapest flight ticket from Louisville to Portland

What is the typical price of a round-trip flight between Louisville and Portland?

What is the cheapest month to fly to Portland?

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

How have Louisville to Portland flight prices changed over time?

What is the cheapest airline that flies from Louisville Intl to Portland?

What airlines fly to Portland?

Which airport is the most popular layover for flights between Louisville and Portland?

Which layover airport offers the lowest fares from Louisville to Portland?

Which layover airport has the shortest travel time from Louisville to Portland?

Which layover airport has the shortest connection time from Louisville to Portland?

When to book flights from Louisville to Portland

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying 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

Traveling to a place near Portland?

Why use momondo?

An easier way to manage your Portland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Oregon

Fly your favorite airline to Portland

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Portland

List of cabin classes available on flights landing in Portland. Availability may vary depending on flight origin and airline.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

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According to popular flight searches on momondo this year

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