Title: Cheap Flights from Portland (PWM) to Louisville (SDF) - Expedia.ca ![The Louisville, Kentucky skyline with pedestrian walkway in front](https://images.trvl-media.com/place/603002/bb7aa867-4a7a-49ff-b758-10a472246889.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/603002/bb7aa867-4a7a-49ff-b758-10a472246889.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Portland (PWM) to Louisville (SDF) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Portland Intl. Jetport Airport (PWM) to Louisville International Airport (SDF) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:pwm,to:sdf,departure:23/10/2025TANYT&leg2=from:sdf,to:pwm,departure:30/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:pwm,to:sdf,departure:23/10/2025TANYT&leg2=from:sdf,to:pwm,departure:30/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:pwm,to:sdf,departure:23/10/2025TANYT&leg2=from:sdf,to:pwm,departure:30/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Southwest Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:pwm,to:sdf,departure:23/10/2025TANYT&leg2=from:sdf,to:pwm,departure:30/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Find the cheapest month to fly from Portland (PWM) to Louisville (SDF) ### August is typically the cheapest month to fly From CA $275 - CA $738 per traveller. Flight from Portland to Louisville (PWM - SDF) route information | Origin airport | Portland Intl. Jetport | | --- | --- | | Destination airport | Louisville Intl. | | Distance | 1420 km | ## Portland to Louisville Flights **The easy way to book your flights from Portland to Louisville**  With Expedia, it’s simple to find and book flights to Louisville from Portland whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Louisville Intl., too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Portland to Louisville today, tomorrow, or this week.   **Save dollars with cheap flights from Portland Intl. Jetport, PWM to Louisville Intl., SDF**  Sort your search results by price to find great deals on your flight from Portland to Louisville—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Louisville from Portland currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Louisville   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Louisville from Portland**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Louisville with Expedia today. ## Frequently asked questions ### How much is a flight from PWM to SDF? > Based on fares available within the last 7 days on Expedia for flights departing within the next year, round-trip flights from PWM to SDF start from . Book now to score the best price for your trip. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Portland Intl. Jetport Airport (PWM) to Louisville Muhammad Ali Intl. Airport? > We get that things crop up unexpectedly, so we've made it as simple as possible for you to cancel your flight online. Just visit the [Customer Service Portal](https://www.expedia.ca/helpcenter) and follow the instructions. ### How do I find cheap flights from PWM to Louisville Muhammad Ali Intl. Airport that have flexible change policies? > Use our "No change fees" filter to find flexible ticketing options for your flight from Portland Intl. Jetport to SDF. This allows you to snag a low rate in advance and still have the freedom to make changes without any extra fees. Keep in mind that you'll need to cover the fare difference. ### How many hours is the flight from Portland Intl. Jetport to SDF? > It takes approximately 4 hours and 23 minutes to journey from Portland Intl. Jetport Airport (PWM) to Louisville Muhammad Ali Intl. Airport. But with some movies and an interesting book, the hours will pass by quicker. ### How far is the flight from Portland Intl. Jetport to Louisville Muhammad Ali Intl. Airport? > You won't need a lengthy novel for this flight — it's just 1,450 kilometres from Portland to Louisville. Find your way to your seat, order some food and you'll be touching down in next to no time. ### Which airlines fly direct from Portland Intl. Jetport to SDF? > At present, no airlines offer direct flights from Portland Intl. Jetport Airport (PWM) to Louisville Muhammad Ali Intl. Airport. You'll have to book a flight with one or more stops. To score the best connections and price, lock in your airfare well in advance. ### Are Portland Intl. Jetport to Louisville Muhammad Ali Intl. Airport flight tickets cheaper when they're purchased at the last minute? > It is possible to get a fantastic last-minute deal from Portland Intl. Jetport to Louisville Muhammad Ali Intl. Airport, but there's no guarantee. As many airlines publish prices up to a year in advance, it's worthwhile keeping an eye on fares early and being ready to pounce when you see a good bargain. 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