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Cheap flights from Louisville to Portland from $150

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 11/14. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Louisville to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
4:19 pm - 11:23 pmSDF  Louisville Intl-PDX Portland
10h 04m1 stop Dallas/Fort Worth
American Airlines Logo
7:00 am - 6:50 pmPDX  Portland-SDF Louisville Intl
8h 50m1 stop Dallas/Fort Worth
$299American Airlines
Sat, Sep 26 - Sat, Oct 3
American Airlines Logo
6:30 pm - 11:59 pmSDF  Louisville Intl-PDX Portland
8h 29m1 stop Chicago O'Hare Intl
American Airlines Logo
6:00 am - 6:50 pmPDX  Portland-SDF Louisville Intl
9h 50m1 stop Dallas/Fort Worth
$299American Airlines
Tue, Sep 8 - Wed, Sep 9
United Airlines Logo
5:15 am - 11:33 amSDF  Louisville Intl-PDX Portland
9h 18m1 stop Chicago O'Hare Intl
United Airlines Logo
5:00 am - 2:40 pmPDX  Portland-SDF Louisville Intl
6h 40m1 stop Denver Intl
$299United Airlines
Sat, Oct 17 - Sat, Oct 24
Southwest Logo
6:45 pm - 11:15 pmSDF  Louisville Intl-PDX Portland
7h 30m1 stop Chicago Midway
Southwest Logo
11:35 pm - 10:10 amPDX  Portland-SDF Louisville Intl
7h 35m1 stop Chicago Midway
$299Southwest
Wed, Sep 23 - Thu, Oct 1
Southwest Logo
7:50 pm - 12:10 amSDF  Louisville Intl-PDX Portland
7h 20m1 stop Chicago Midway
Southwest Logo
11:35 pm - 10:10 amPDX  Portland-SDF Louisville Intl
7h 35m1 stop Chicago Midway
$300Southwest
Thu, Oct 15 - Thu, Oct 22
United Airlines Logo
5:15 am - 9:31 amSDF  Louisville Intl-PDX Portland
7h 16m1 stop Chicago O'Hare Intl
United Airlines Logo
8:40 am - 8:31 pmPDX  Portland-SDF Louisville Intl
8h 51m2 stops Denver Intl Chicago O'Hare Intl
$304United Airlines
Sat, Oct 17 - Sat, Oct 24
Delta Logo
4:29 pm - 11:10 pmSDF  Louisville Intl-PDX Portland
9h 41m1 stop Minneapolis St Paul
Delta Logo
12:25 am - 11:54 amPDX  Portland-SDF Louisville Intl
8h 29m1 stop Minneapolis St Paul
$341Delta
Fri, Sep 18 - Mon, Sep 21
Delta Logo
7:54 pm - 11:20 pmSDF  Louisville Intl-PDX Portland
6h 26m1 stop Minneapolis St Paul
Delta Logo
12:25 am - 11:54 amPDX  Portland-SDF Louisville Intl
8h 29m1 stop Minneapolis St Paul
$341Delta
Fri, Sep 4 - Tue, Sep 8
Alaska Airlines Logo
10:29 am - 7:50 pmSDF  Louisville Intl-PDX Portland
12h 21m2 stops Chicago O'Hare Intl Seattle/Tacoma Intl
Alaska Airlines Logo
7:00 am - 6:37 pmPDX  Portland-SDF Louisville Intl
8h 37m1 stop Dallas/Fort Worth
$592Alaska Airlines
Thu, Oct 1 - Tue, Oct 6
Alaska Airlines Logo
10:29 am - 7:50 pmSDF  Louisville Intl-PDX Portland
12h 21m2 stops Chicago O'Hare Intl Seattle/Tacoma Intl
Alaska Airlines Logo
7:00 am - 6:37 pmPDX  Portland-SDF Louisville Intl
8h 37m1 stop Dallas/Fort Worth
$592Alaska Airlines
Thu, Oct 1 - Wed, Oct 7

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United Airlines flights from Louisville to Portland

Our best United Airlines deals on Louisville to Portland flight tickets
United Airlines
Sep 1
SDF1:50 pmLouisville Intl
10h 15m
2 stops
PDX9:05 pmPortland
Sep 10
PDX5:00 amPortland
6h 29m
1 stop
SDF2:29 pmLouisville Intl
$340
United Airlines
Aug 31
SDF5:15 amLouisville Intl
7h 14m
1 stop
PDX9:29 amPortland
Sep 5
PDX11:15 amPortland
9h 44m
2 stops
SDF11:59 pmLouisville Intl
$357
United Airlines
Jan 5
SDF5:30 amLouisville Intl
9h 23m
1 stop
PDX11:53 amPortland
Jan 7
PDX12:40 pmPortland
6h 17m
1 stop
SDF9:57 pmLouisville Intl
$399

Southwest flights from Louisville to Portland

Our best Southwest deals on Louisville to Portland flight tickets
Southwest
Oct 15
SDF7:50 pmLouisville Intl
7h 20m
1 stop
PDX12:10 amPortland
Oct 22
PDX11:35 pmPortland
7h 35m
1 stop
SDF10:10 amLouisville Intl
$300
Southwest
Sep 23
SDF12:10 pmLouisville Intl
10h 45m
2 stops
PDX7:55 pmPortland
Oct 1
PDX11:35 pmPortland
7h 35m
1 stop
SDF10:10 amLouisville Intl
$304
Southwest
Sep 30
SDF12:10 pmLouisville Intl
10h 45m
2 stops
PDX7:55 pmPortland
Sep 30
PDX11:30 pmPortland
7h 40m
1 stop
SDF10:10 amLouisville Intl
$305

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 August 16, 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

Cheapest round-trip

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Sat 9/26

4:19 pm-11:23 pm

1 stop10h 04m

Portland

Sat 10/3

7:00 am-6:50 pm

1 stop8h 50m

$299

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Tue 9/8

6:30 pm-11:59 pm

1 stop8h 29m

Portland

Wed 9/9

6:00 am-6:50 pm

1 stop9h 50m

$299

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Sat 10/17

5:15 am-11:33 am

1 stop9h 18m

Portland

Sat 10/24

5:00 am-2:40 pm

1 stop6h 40m

$299

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Wed 9/23

6:45 pm-11:15 pm

1 stop7h 30m

Portland

Thu 10/1

11:35 pm-10:10 am

1 stop7h 35m

$299
Quickest round-trip

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Thu 10/15

7:50 pm-12:10 am

1 stop7h 20m

Portland

Thu 10/22

11:35 pm-10:10 am

1 stop7h 35m

$300

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Sat 10/17

5:15 am-9:31 am

1 stop7h 16m

Portland

Sat 10/24

8:40 am-8:31 pm

2 stops8h 51m

$304

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Fri 9/18

4:29 pm-11:10 pm

1 stop9h 41m

Portland

Mon 9/21

12:25 am-11:54 am

1 stop8h 29m

$341

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Fri 9/4

7:54 pm-11:20 pm

1 stop6h 26m

Portland

Tue 9/8

12:25 am-11:54 am

1 stop8h 29m

$341

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Thu 10/1

10:29 am-7:50 pm

2 stops12h 21m

Portland

Tue 10/6

7:00 am-6:37 pm

1 stop8h 37m

$592

LouisvillePortland

SDF Louisville Intl - PDX Portland

SDFPDX

Louisville Intl

Thu 10/1

10:29 am-7:50 pm

2 stops12h 21m

Portland

Wed 10/7

7:00 am-6:37 pm

1 stop8h 37m

$592

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 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 $392 to $568.
The lowest price recently found on this route was $299.

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 January to fly from Louisville, when ticket prices are also cheap, with an average price of $360.

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 $469 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 August 2026, prices for Louisville to Portland flights are approximately 80% 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

7h 00m

Direct flights

None
The fastest flight from Louisville to Portland takes 7h 00m
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 00m.

  • 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 $271Free CancellationRating
7.8
8,502 reviews
Search Delta flights
American AirlinesPriceFrom $317Free CancellationRating
7.1
11,950 reviews
Search American Airlines flights
United AirlinesPriceFrom $320Free CancellationRating
7.4
10,104 reviews
Search United Airlines flights
SouthwestPriceFrom $320Free CancellationRating
8.0
4,217 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
Vancouver
Cannon Beach
Salem
Astoria
Long Beach
Beaverton
Rockaway Beach
Hillsboro
Tigard
Depoe Bay
Longview
Hood River
Newberg
Clackamas
Troutdale
Gresham
Kelso
Wilsonville

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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