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 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.

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

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

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.

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.

$234 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.

5:38 pm - 10:02 pmSDF Louisville Intl-PDX Portland

7h 24m1 stop Detroit Metropolitan Wayne County

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

6h 39m1 stop Atlanta Hartsfield-Jackson

$363Delta

Mon, Oct 26 - Mon, Nov 2

7:00 am - 11:47 amSDF Louisville Intl-PDX Portland

7h 47m1 stop Chicago O'Hare Intl

8:30 am - 7:30 pmPDX Portland-SDF Louisville Intl

8h 00m1 stop Washington, D.C. Dulles Intl

$363United Airlines

Thu, Nov 5 - Thu, Nov 12

5:15 am - 11:33 amSDF 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

$363United Airlines

Thu, Oct 22 - Mon, Nov 2

4:10 pm - 11:43 pmSDF Louisville Intl-PDX Portland

10h 33m1 stop Dallas/Fort Worth

6:00 am - 6:26 pmPDX Portland-SDF Louisville Intl

9h 26m1 stop Dallas/Fort Worth

$375American Airlines

Fri, Nov 6 - Sat, Nov 7

7:50 pm - 12:15 amSDF Louisville Intl-PDX Portland

7h 25m1 stop Chicago Midway

5:00 am - 5:30 pmPDX Portland-SDF Louisville Intl

9h 30m2 stops Las Vegas Harry Reid Intl Denver Intl

$380Southwest

Thu, Oct 22 - Mon, Nov 2

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

9h 20m1 stop Denver Intl

8:05 pm - 10:00 amPDX Portland-SDF Louisville Intl

10h 55m2 stops Phoenix Sky Harbor Intl Chicago Midway

$412Southwest

Tue, Dec 15 - Sat, Dec 19

3:14 pm - 10:10 pmSDF Louisville Intl-PDX Portland

9h 56m1 stop Detroit Metropolitan Wayne County

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

8h 25m1 stop Minneapolis St Paul

$415Delta

Mon, Nov 16 - Sat, Nov 21

5:31 pm - 11:49 pmSDF Louisville Intl-PDX Portland

9h 18m1 stop Dallas/Fort Worth

6:50 am - 6:12 pmPDX Portland-SDF Louisville Intl

8h 22m1 stop Dallas/Fort Worth

$427American Airlines

Fri, Dec 4 - Sun, Dec 6

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

6:29 am - 3:06 pmSDF Louisville Intl-PDX Portland

11h 37m2 stops Chicago O'Hare Intl Seattle/Tacoma Intl

5:06 am - 8:28 pmPDX Portland-SDF Louisville Intl

12h 22m2 stops Seattle/Tacoma Intl Dallas/Fort Worth

$657Alaska Airlines

Tue, Oct 27 - Sat, Oct 31

Cheap last minute flights

Enter your travel dates to find the best prices.

10:08 am - 4:51 pmSDF Louisville Intl-PDX Portland

9h 43m1 stop Chicago O'Hare Intl

5:54 pm - 3:27 pmPDX Portland-SDF Louisville Intl

18h 33m2 stops Boise Air Term. Gowen Fld Dallas/Fort Worth

$760Alaska Airlines

Tue, Oct 6 - Tue, Oct 6

6:29 am - 7:41 pmSDF Louisville Intl-PDX Portland

16h 12m1 stop Chicago O'Hare Intl

7:30 am - 6:37 pmPDX Portland-SDF Louisville Intl

8h 07m1 stop Dallas/Fort Worth

$817American Airlines

Wed, Oct 7 - Wed, Oct 14

10:16 am - 4:51 pmSDF Louisville Intl-PDX Portland

9h 35m1 stop Chicago O'Hare Intl

7:37 pm - 12:10 pmPDX Portland-SDF Louisville Intl

13h 33m2 stops Seattle/Tacoma Intl Chicago O'Hare Intl

$877Alaska Airlines

Wed, Oct 7 - Wed, Oct 14

3:26 pm - 9:49 pmSDF Louisville Intl-PDX Portland

9h 23m1 stop Atlanta Hartsfield-Jackson

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

6h 07m1 stop Minneapolis St Paul

$1,017Delta

Thu, Oct 8 - Wed, Oct 14

6:29 am - 7:41 pmSDF Louisville Intl-PDX Portland

16h 12m1 stop Chicago O'Hare Intl

6:01 am - 9:35 pmPDX Portland-SDF Louisville Intl

12h 34m1 stop Chicago O'Hare Intl

$1,062American Airlines

Wed, Oct 7 - Wed, Oct 14

1:25 pm - 9:27 pmSDF Louisville Intl-PDX Portland

11h 02m1 stop Newark

11:30 pm - 9:34 amPDX Portland-SDF Louisville Intl

7h 04m1 stop Chicago O'Hare Intl

$1,082United Airlines

Thu, Oct 8 - Tue, Oct 13

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

7h 42m1 stop Atlanta Hartsfield-Jackson

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

6h 30m1 stop Detroit Metropolitan Wayne County

$1,082Delta

Thu, Oct 8 - Wed, Oct 14

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

10h 05m2 stops Nashville Intl Denver Intl

11:35 pm - 10:35 amPDX Portland-SDF Louisville Intl

8h 00m1 stop Chicago Midway

$1,087Southwest

Mon, Oct 5 - Sat, Oct 10

5:35 am - 12:10 pmSDF Louisville Intl-PDX Portland

9h 35m2 stops Baltimore/Washington Chicago Midway

11:35 pm - 10:05 amPDX Portland-SDF Louisville Intl

7h 30m1 stop Chicago Midway

$1,087Southwest

Thu, Oct 8 - Tue, Oct 13

7:00 am - 11:33 amSDF Louisville Intl-PDX Portland

7h 33m1 stop Chicago O'Hare Intl

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

6h 47m1 stop Denver Intl

$1,141United Airlines

Tue, Oct 6 - Tue, Oct 6

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United Airlines flights from Louisville to Portland

Our best United Airlines deals on Louisville to Portland flight tickets

United Airlines

Oct 22

SDF5:15 amLouisville Intl

9h 18m

1 stop

PDX11:33 amPortland

Nov 2

PDX5:00 amPortland

6h 22m

1 stop

SDF2:22 pmLouisville Intl

$363

United Airlines

Nov 5

SDF8:00 amLouisville Intl

9h 37m

2 stops

PDX2:37 pmPortland

Nov 12

PDX11:30 pmPortland

7h 08m

1 stop

SDF9:38 amLouisville Intl

$418

United Airlines

Oct 22

SDF5:15 amLouisville Intl

7h 16m

1 stop

PDX9:31 amPortland

Oct 25

PDX5:00 amPortland

6h 22m

1 stop

SDF2:22 pmLouisville Intl

$445

American Airlines flights from Louisville to Portland

Our best American Airlines deals on Louisville to Portland flight tickets

American Airlines

Nov 6

SDF4:10 pmLouisville Intl

10h 33m

1 stop

PDX11:43 pmPortland

Nov 7

PDX6:00 amPortland

9h 26m

1 stop

SDF6:26 pmLouisville Intl

$375

American Airlines

Nov 2

SDF1:14 pmLouisville Intl

9h 33m

1 stop

PDX7:47 pmPortland

Nov 9

PDX11:09 pmPortland

7h 29m

1 stop

SDF9:38 amLouisville Intl

$427

American Airlines

Nov 7

SDF4:10 pmLouisville Intl

9h 00m

1 stop

PDX10:10 pmPortland

Nov 20

PDX11:11 pmPortland

7h 17m

1 stop

SDF9:28 amLouisville Intl

$447

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Mon 10/26

5:38 pm-10:02 pm

1 stop7h 24m

Portland

Mon 11/2

2:20 pm-11:59 pm

1 stop6h 39m

$363

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Thu 11/5

7:00 am-11:47 am

1 stop7h 47m

Portland

Thu 11/12

8:30 am-7:30 pm

1 stop8h 00m

$363

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Thu 10/22

5:15 am-11:33 am

1 stop9h 18m

Portland

Mon 11/2

5:00 am-2:22 pm

1 stop6h 22m

$363

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Fri 11/6

4:10 pm-11:43 pm

1 stop10h 33m

Portland

Sat 11/7

6:00 am-6:26 pm

1 stop9h 26m

$375

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Thu 10/22

7:50 pm-12:15 am

1 stop7h 25m

Portland

Mon 11/2

5:00 am-5:30 pm

2 stops9h 30m

$380

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Tue 12/15

6:50 am-1:10 pm

1 stop9h 20m

Portland

Sat 12/19

8:05 pm-10:00 am

2 stops10h 55m

$412

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Mon 11/16

3:14 pm-10:10 pm

1 stop9h 56m

Portland

Sat 11/21

12:35 am-12:00 pm

1 stop8h 25m

$415

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Fri 12/4

5:31 pm-11:49 pm

1 stop9h 18m

Portland

Sun 12/6

6:50 am-6:12 pm

1 stop8h 22m

$427

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

Tue 10/27

6:29 am-3:06 pm

2 stops11h 37m

Portland

Sat 10/31

5:06 am-8:28 pm

2 stops12h 22m

$657

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 $300.

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 $460 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	$234
Fastest flight time	6h 50m
Direct flights	None

The best one-way flight to Portland from Louisville in the past 72 hours is $234. 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 6h 50m

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 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?
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 33% of all bookings. The subsequent popular airlines are Southwest at 30%, American Airlines at 21%, 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 8,628 reviews	Search Delta flights
United Airlines	PriceFrom $320	Free Cancellation	Rating 7.4 10,285 reviews	Search United Airlines flights
Southwest	PriceFrom $350	Free Cancellation	Rating 7.9 4,212 reviews	Search Southwest flights
American Airlines	PriceFrom $362	Free Cancellation	Rating 7.0 12,128 reviews	Search American Airlines flights

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Astoria

Beaverton

Long Beach

Hillsboro

Rockaway Beach

Tigard

Longview

Hood River

Newberg

Clackamas

Troutdale

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.

An easier way to manage your Portland trip

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Cheap flights from Louisville to Portland from $234

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 11/22. 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

American Airlines flights from Louisville to Portland

Our best American Airlines deals on Louisville to Portland flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Louisville to Portland that are best for you.

See travel insights to Portland from

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

Fly to other destinations from Louisville

According to popular flight searches on momondo this year

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According to popular flight searches on momondo this year