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

Flights via Las Vegas (LAS) offer the lowest average round-trip price of $373.

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

Flights connecting via Minneapolis (MSP) have the shortest average one-way travel time: 7h 01m.

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

Denver (DEN) was the most common stop: 40% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to Portland?

Delta, Allegiant Air 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 32% 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.

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

Spirit Airlines and Alaska Airlines are the most popular carriers operating from Louisville Intl to Portland

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

Minneapolis (MSP) has the shortest average layover time for this route: 0h 38m.

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 2025.

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.

$219 Cheap Flights from Louisville to Portland in 2025/26

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Find the cheapest flights from Louisville to Portland

Round-trip

One-way

Last minute

Cheap round-trip flights

11:13 am - 8:24 pmSDF-PDX

12h 11m1 stop

5:53 am - 5:24 pmPDX-SDF

8h 31m1 stop

$295American Airlines

Find Deal

Sat, Jan 17 - Wed, Jan 21

4:27 pm - 11:23 pmSDF-PDX

9h 56m1 stop

11:37 am - 10:56 pmPDX-SDF

8h 19m1 stop

$317American Airlines

Find Deal

Wed, Dec 3 - Wed, Dec 10

7:00 am - 12:50 pmSDF-PDX

8h 50m1 stop

12:35 am - 11:57 amPDX-SDF

8h 22m1 stop

$334Delta

Find Deal

Sat, Nov 8 - Tue, Nov 11

3:30 pm - 10:45 pmSDF-PDX

10h 15m2 stops

11:59 pm - 10:01 amPDX-SDF

7h 02m1 stop

$339United Airlines

Find Deal

Sat, Oct 11 - Tue, Oct 14

1:50 pm - 10:30 pmSDF-PDX

11h 40m2 stops

6:15 am - 4:35 pmPDX-SDF

7h 20m1 stop

$353Southwest

Find Deal

Wed, Dec 3 - Wed, Dec 10

3:30 pm - 10:45 pmSDF-PDX

10h 15m2 stops

12:53 pm - 10:30 pmPDX-SDF

6h 37m1 stop

$361United Airlines

Find Deal

Tue, Oct 14 - Tue, Oct 21

8:15 pm - 11:55 pmSDF-PDX

6h 40m1 stop

1:25 pm - 10:45 pmPDX-SDF

6h 20m1 stop

$365Southwest

Find Deal

Fri, Oct 24 - Wed, Oct 29

1:50 pm - 10:30 pmSDF-PDX

11h 40m2 stops

10:05 am - 11:05 pmPDX-SDF

10h 00m2 stops

$375Southwest

Find Deal

Wed, Dec 3 - Wed, Dec 10

6:00 am - 10:16 amSDF-PDX

7h 16m1 stop

12:40 am - 11:56 amPDX-SDF

8h 16m1 stop

$377Delta

Find Deal

Wed, Oct 22 - Sat, Oct 25

10:14 am - 11:11 amSDF-PDX

27h 57m2 stops

1:38 pm - 7:15 pmPDX-SDF

26h 37m1 stop

$438Multiple Airlines

Find Deal

Tue, Sep 30 - Sat, Oct 4

Delta flights from Louisville to Portland

Our best Delta deals on Louisville to Portland flight tickets

Delta

Nov 8

SDF7:00 amLouisville Intl

8h 50m

1 stop

PDX12:50 pmPortland

Nov 11

PDX12:35 amPortland

8h 22m

1 stop

SDF11:57 amLouisville Intl

$334

Find similar

Delta

Oct 22

SDF6:00 amLouisville Intl

7h 16m

1 stop

PDX10:16 amPortland

Oct 25

PDX12:40 amPortland

8h 16m

1 stop

SDF11:56 amLouisville Intl

$377

Find similar

Delta

Dec 3

SDF6:00 pmLouisville Intl

9h 16m

2 stops

PDX12:16 amPortland

Dec 9

PDX12:32 amPortland

8h 25m

1 stop

SDF11:57 amLouisville Intl

$385

Find similar

United Airlines flights from Louisville to Portland

Our best United Airlines deals on Louisville to Portland flight tickets

United Airlines

Oct 11

SDF3:30 pmLouisville Intl

10h 15m

2 stops

PDX10:45 pmPortland

Oct 14

PDX11:59 pmPortland

7h 02m

1 stop

SDF10:01 amLouisville Intl

$339

Find similar

United Airlines

Oct 14

SDF3:30 pmLouisville Intl

10h 15m

2 stops

PDX10:45 pmPortland

Oct 21

PDX12:53 pmPortland

6h 37m

1 stop

SDF10:30 pmLouisville Intl

$361

Find similar

United Airlines

Oct 7

SDF3:30 pmLouisville Intl

8h 36m

1 stop

PDX9:06 pmPortland

Oct 11

PDX7:02 amPortland

9h 55m

1 stop

SDF7:57 pmLouisville Intl

$395

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LouisvillePortland

SDF - PDX

SDFPDX

Louisville Intl

Sat 1/17

11:13 am-8:24 pm

1 stop12h 11m

Portland

Wed 1/21

5:53 am-5:24 pm

1 stop8h 31m

$295

LouisvillePortland

SDF - PDX

SDFPDX

Louisville Intl

Wed 12/3

4:27 pm-11:23 pm

1 stop9h 56m

Portland

Wed 12/10

11:37 am-10:56 pm

1 stop8h 19m

$317

LouisvillePortland

SDF - PDX

SDFPDX

Louisville Intl

Sat 11/8

7:00 am-12:50 pm

1 stop8h 50m

Portland

Tue 11/11

12:35 am-11:57 am

1 stop8h 22m

$334

LouisvillePortland

SDF - PDX

SDFPDX

Louisville Intl

Sat 10/11

3:30 pm-10:45 pm

2 stops10h 15m

Portland

Tue 10/14

11:59 pm-10:01 am

1 stop7h 02m

$339

LouisvillePortland

SDF - PDX

SDFPDX

Louisville Intl

Wed 12/3

1:50 pm-10:30 pm

2 stops11h 40m

Portland

Wed 12/10

6:15 am-4:35 pm

1 stop7h 20m

$353

LouisvillePortland

SDF - PDX

SDFPDX

Louisville Intl

Tue 10/14

3:30 pm-10:45 pm

2 stops10h 15m

Portland

Tue 10/21

12:53 pm-10:30 pm

1 stop6h 37m

$361

LouisvillePortland

SDF - PDX

SDFPDX

Louisville Intl

Fri 10/24

8:15 pm-11:55 pm

1 stop6h 40m

Portland

Wed 10/29

1:25 pm-10:45 pm

1 stop6h 20m

$365

LouisvillePortland

SDF - PDX

SDFPDX

Louisville Intl

Wed 12/3

1:50 pm-10:30 pm

2 stops11h 40m

Portland

Wed 12/10

10:05 am-11:05 pm

2 stops10h 00m

$375

LouisvillePortland

SDF - PDX

SDFPDX

Louisville Intl

Wed 10/22

6:00 am-10:16 am

1 stop7h 16m

Portland

Sat 10/25

12:40 am-11:56 am

1 stop8h 16m

$377

LouisvillePortland

SDF - PDX

SDFPDX

Louisville Intl

Tue 9/30

10:14 am-11:11 am

2 stops27h 57m

Portland

Sat 10/4

1:38 pm-7:15 pm

1 stop26h 37m

$438

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Showing 1-10 of 19 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 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 November to fly from Louisville, when ticket prices are also cheap, with an average price of $410.

What is the cheapest day to depart on your flight to Portland?

The cheapest day to depart on your flight to Portland is on a Wednesday when prices can be found for as low as $450. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Monday, with ticket prices averaging around $517.

What is the cheapest time of day to depart on your flight to Portland?

The cheapest time of day to fly to Portland is at noon when flights can be purchased for as low as $447. In the evening is when there is more demand to fly to Portland, so prices are often more expensive at around $496 per ticket.

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 $449 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 $283 on momondo.

Can stopping save me money on Louisville to Portland flights?

You could potentially save up to 31% 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 September 2025, prices for Louisville to Portland flights are approximately 161% 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

Direct flights	None

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 40m.
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 2025.
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 Southwest, representing 28% of all bookings. The subsequent popular airlines are American Airlines at 26%, Delta at 24%, and United Airlines at 22%.

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 $254	Free Cancellation	Rating 7.9 7,957 reviews	Search Delta flights
Southwest	PriceFrom $298	Free Cancellation	Rating 8.0 4,242 reviews	Search Southwest flights
American Airlines	PriceFrom $307	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $342	Free Cancellation	Rating 7.4 8,924 reviews	Search United Airlines flights

Lincoln City

Seaside

Cannon Beach

Vancouver

Salem

Astoria

Long Beach

Depoe Bay

Rockaway Beach

Beaverton

Hillsboro

Hood River

Gresham

McMinnville

Longview

Tigard

The Dalles

Pacific City

Tillamook

Manzanita

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.

An easier way to manage your Portland trip

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Cheap flights from Louisville to Portland from $219

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 10/5. 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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Big names and deals

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Filter for what you want

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Find the cheapest flights from Louisville to Portland

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Delta flights from Louisville to Portland

Our best Delta deals on Louisville to Portland flight tickets

United Airlines flights from Louisville to Portland

Our best United Airlines deals on Louisville to Portland flight tickets

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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?

What is the cheapest day to depart on your flight to Portland?

The cheapest day to depart on your flight to Portland is on a Wednesday when prices can be found for as low as $450. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Monday, with ticket prices averaging around $517.

What is the cheapest time of day to depart on your flight to Portland?

The cheapest time of day to fly to Portland is at noon when flights can be purchased for as low as $447. In the evening is when there is more demand to fly to Portland, so prices are often more expensive at around $496 per ticket.

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

Can stopping save me money on Louisville to Portland flights?

You could potentially save up to 31% 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 September 2025, prices for Louisville to Portland flights are approximately 161% more expensive when compared to flights at the same time last year.

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

Spirit Airlines and Alaska Airlines are the most popular carriers operating from Louisville Intl to Portland

What airlines fly to Portland?

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

Denver (DEN) was the most common stop: 40% 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 Las Vegas (LAS) offer the lowest average round-trip price of $373.

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

Flights connecting via Minneapolis (MSP) have the shortest average one-way travel time: 7h 01m.

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

Minneapolis (MSP) has the shortest average layover time for this route: 0h 38m.

When to book flights from Louisville to Portland

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

Direct flights

How far is Louisville Intl to Portland by plane?

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

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?

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

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

Traveling to a place near Portland?

Why use momondo?

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

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

How can momondo help me find flights 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?

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