What airlines fly to Portland?

Delta, United Airlines and American Airlines are the top three most popular airlines that fly to Portland from Louisville according to our data. Delta is the first choice among our users, with 30% 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 connection time from Louisville to Portland?

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

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

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

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

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

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.

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.

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 October 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.

4:42 pm - 12:16 amSDF Louisville Intl-PDX Portland

10h 34m1 stop Dallas/Fort Worth

11:49 pm - 10:13 amPDX Portland-SDF Louisville Intl

7h 24m1 stop Dallas/Fort Worth

$397American Airlines

Thu, Nov 19 - Sat, Nov 21

6:48 pm - 12:16 amSDF Louisville Intl-PDX Portland

8h 28m1 stop Dallas/Fort Worth

5:00 am - 4:02 pmPDX Portland-SDF Louisville Intl

8h 02m1 stop Dallas/Fort Worth

$397American Airlines

Sun, Nov 22 - Fri, Nov 27

6:55 pm - 11:46 pmSDF Louisville Intl-PDX Portland

7h 51m1 stop Minneapolis St Paul

12:35 am - 12:00 pmPDX Portland-SDF Louisville Intl

8h 25m1 stop Minneapolis St Paul

$397Delta

Tue, Nov 17 - Fri, Nov 20

6:42 am - 10:44 amSDF Louisville Intl-PDX Portland

7h 02m1 stop Minneapolis St Paul

11:20 pm - 10:09 amPDX Portland-SDF Louisville Intl

7h 49m1 stop Detroit Metropolitan Wayne County

$397Delta

Sun, Nov 22 - Tue, Nov 24

3:50 pm - 10:20 pmSDF Louisville Intl-PDX Portland

9h 30m2 stops Nashville Intl Denver Intl

11:30 pm - 10:05 amPDX Portland-SDF Louisville Intl

7h 35m1 stop Chicago Midway

$402Southwest

Tue, Nov 17 - Sat, Nov 21

6:50 am - 1:10 pmSDF Louisville Intl-PDX Portland

9h 20m1 stop Denver Intl

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

11h 00m2 stops Phoenix Sky Harbor Intl Chicago Midway

$402Southwest

Thu, Nov 19 - Sat, Nov 21

7:00 am - 12:14 pmSDF Louisville Intl-PDX Portland

8h 14m1 stop Houston George Bush Intcntl

7:00 am - 8:19 pmPDX Portland-SDF Louisville Intl

10h 19m1 stop Houston George Bush Intcntl

$407United Airlines

Thu, Jan 21 - Mon, Feb 1

10:20 am - 6:11 pmSDF Louisville Intl-PDX Portland

10h 51m2 stops Chicago O'Hare Intl San Francisco

7:10 am - 4:35 pmPDX Portland-SDF Louisville Intl

6h 25m1 stop Chicago O'Hare Intl

$412United Airlines

Thu, Jan 21 - Mon, Feb 1

10:47 am - 8:51 pmSDF Louisville Intl-PDX Portland

13h 04m2 stops Dallas/Fort Worth Seattle/Tacoma Intl

7:00 am - 5:13 pmPDX Portland-SDF Louisville Intl

7h 13m1 stop Chicago O'Hare Intl

$612Alaska Airlines

Mon, Nov 23 - Fri, Nov 27

1:17 pm - 10:58 pmSDF Louisville Intl-PDX Portland

12h 41m2 stops Chicago O'Hare Intl Seattle/Tacoma Intl

7:00 am - 5:13 pmPDX Portland-SDF Louisville Intl

7h 13m1 stop Chicago O'Hare Intl

$612Alaska Airlines

Wed, Nov 25 - Fri, Nov 27

Cheap last minute flights

Enter your travel dates to find the best prices.

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

7h 42m1 stop Atlanta Hartsfield-Jackson

1:44 pm - 10:51 pmPDX Portland-SDF Louisville Intl

6h 07m1 stop Minneapolis St Paul

$782Delta

Sun, Oct 25 - Sat, Nov 7

6:39 pm - 11:44 pmSDF Louisville Intl-PDX Portland

8h 05m1 stop Minneapolis St Paul

1:44 pm - 10:51 pmPDX Portland-SDF Louisville Intl

6h 07m1 stop Minneapolis St Paul

$782Delta

Sun, Oct 25 - Fri, Nov 6

10:37 am - 3:20 pmSDF Louisville Intl-PDX Portland

7h 43m1 stop Chicago O'Hare Intl

11:10 pm - 1:03 pmPDX Portland-SDF Louisville Intl

10h 53m1 stop Newark

$782United Airlines

Sun, Oct 25 - Thu, Nov 5

5:57 pm - 10:27 pmSDF Louisville Intl-PDX Portland

7h 30m1 stop Chicago O'Hare Intl

5:00 am - 2:22 pmPDX Portland-SDF Louisville Intl

6h 22m1 stop Denver Intl

$782United Airlines

Sun, Oct 25 - Tue, Nov 10

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

7h 42m1 stop Atlanta Hartsfield-Jackson

1:56 pm - 10:46 pmPDX Portland-SDF Louisville Intl

5h 50m1 stop Minneapolis St Paul

$782Delta

Sun, Oct 25 - Mon, Nov 9

9:02 am - 3:20 pmSDF Louisville Intl-PDX Portland

9h 18m1 stop Chicago O'Hare Intl

5:00 am - 2:22 pmPDX Portland-SDF Louisville Intl

6h 22m1 stop Denver Intl

$802United Airlines

Sun, Oct 25 - Sun, Nov 8

12:46 pm - 11:02 pmSDF Louisville Intl-PDX Portland

13h 16m2 stops Chicago O'Hare Intl Seattle/Tacoma Intl

7:18 am - 6:09 pmPDX Portland-SDF Louisville Intl

7h 51m1 stop Dallas/Fort Worth

$877Alaska Airlines

Sun, Oct 25 - Wed, Nov 4

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

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

6:08 am - 9:36 pmPDX Portland-SDF Louisville Intl

12h 28m2 stops Seattle/Tacoma Intl Chicago O'Hare Intl

$882Alaska Airlines

Sun, Oct 25 - Wed, Nov 4

7:15 am - 2:20 pmSDF Louisville Intl-PDX Portland

10h 05m2 stops Nashville Intl Denver Intl

9:00 am - 10:45 pmPDX Portland-SDF Louisville Intl

10h 45m2 stops Denver Intl Nashville Intl

$1,047Southwest

Fri, Oct 23 - Sun, Oct 25

2:05 pm - 9:10 pmSDF Louisville Intl-PDX Portland

10h 05m2 stops Chicago Midway Phoenix Sky Harbor Intl

7:35 pm - 10:10 amPDX Portland-SDF Louisville Intl

11h 35m2 stops Phoenix Sky Harbor Intl Chicago Midway

$1,112Southwest

Tue, Oct 20 - Sun, Oct 25

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American Airlines flights from Louisville to Portland

Our best American Airlines deals on Louisville to Portland flight tickets

American Airlines

Nov 2

SDF1:14 pmLouisville Intl

9h 33m

1 stop

PDX7:47 pmPortland

Nov 6

PDX11:09 pmPortland

7h 29m

1 stop

SDF9:38 amLouisville Intl

$485

American Airlines

Nov 1

SDF6:54 pmLouisville Intl

7h 49m

1 stop

PDX11:43 pmPortland

Nov 5

PDX11:09 pmPortland

7h 29m

1 stop

SDF9:38 amLouisville Intl

$488

American Airlines

Nov 4

SDF6:21 amLouisville Intl

9h 07m

1 stop

PDX12:28 pmPortland

Nov 14

PDX11:57 amPortland

8h 37m

1 stop

SDF11:34 pmLouisville Intl

$532

Delta flights from Louisville to Portland

Our best Delta deals on Louisville to Portland flight tickets

Delta

Nov 19

SDF5:40 pmLouisville Intl

7h 30m

1 stop

PDX10:10 pmPortland

Nov 21

PDX11:20 pmPortland

7h 49m

1 stop

SDF10:09 amLouisville Intl

$397

Delta

Nov 5

SDF7:00 amLouisville Intl

8h 38m

1 stop

PDX12:38 pmPortland

Nov 14

PDX11:10 pmPortland

6h 56m

1 stop

SDF9:06 amLouisville Intl

$407

Delta

Nov 5

SDF7:00 amLouisville Intl

8h 38m

1 stop

PDX12:38 pmPortland

Nov 14

PDX12:35 amPortland

8h 25m

1 stop

SDF12:00 pmLouisville Intl

$427

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Thu 11/19

4:42 pm-12:16 am

1 stop10h 34m

Portland

Sat 11/21

11:49 pm-10:13 am

1 stop7h 24m

$397

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Sun 11/22

6:48 pm-12:16 am

1 stop8h 28m

Portland

Fri 11/27

5:00 am-4:02 pm

1 stop8h 02m

$397

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Tue 11/17

6:55 pm-11:46 pm

1 stop7h 51m

Portland

Fri 11/20

12:35 am-12:00 pm

1 stop8h 25m

$397

Quickest round-trip

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Sun 11/22

6:42 am-10:44 am

1 stop7h 02m

Portland

Tue 11/24

11:20 pm-10:09 am

1 stop7h 49m

$397

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Tue 11/17

3:50 pm-10:20 pm

2 stops9h 30m

Portland

Sat 11/21

11:30 pm-10:05 am

1 stop7h 35m

$402

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Thu 11/19

6:50 am-1:10 pm

1 stop9h 20m

Portland

Sat 11/21

8:05 pm-10:05 am

2 stops11h 00m

$402

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Thu 1/21

7:00 am-12:14 pm

1 stop8h 14m

Portland

Mon 2/1

7:00 am-8:19 pm

1 stop10h 19m

$407

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Thu 1/21

10:20 am-6:11 pm

2 stops10h 51m

Portland

Mon 2/1

7:10 am-4:35 pm

1 stop6h 25m

$412

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Mon 11/23

10:47 am-8:51 pm

2 stops13h 04m

Portland

Fri 11/27

7:00 am-5:13 pm

1 stop7h 13m

$612

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Wed 11/25

1:17 pm-10:58 pm

2 stops12h 41m

Portland

Fri 11/27

7:00 am-5:13 pm

1 stop7h 13m

$612

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 $428 to $626.
The lowest price recently found on this route was $391.

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 $461 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 $355 on momondo.

How have Louisville to Portland flight prices changed over time?

As of October 2026, prices for Louisville to Portland flights are approximately 13% 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	6h 34m
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 $397.

The fastest flight from Louisville to Portland takes 6h 34m

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 6h 34m.
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 October 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 34% of all bookings. The subsequent popular airlines are Southwest at 30%, American Airlines at 20%, and Delta at 16%.

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 8,653 reviews	Search Delta flights
United Airlines	PriceFrom $320	Free Cancellation	Rating 7.3 10,387 reviews	Search United Airlines flights
Southwest	PriceFrom $339	Free Cancellation	Rating 7.9 4,209 reviews	Search Southwest flights
American Airlines	PriceFrom $362	Free Cancellation	Rating 7.0 12,172 reviews	Search American Airlines flights

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Rockaway Beach

Hillsboro

Tigard

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Hood River

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Troutdale

Depoe Bay

Wilsonville

McMinnville

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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 11/13. 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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American Airlines flights from Louisville to Portland

Our best American Airlines deals on Louisville to Portland flight tickets

Delta flights from Louisville to Portland

Our best Delta 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.

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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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