Cheap Flights from Louisville (SDF) to Frederick (FDK)

Popular airlines from Louisville Intl. Airport (SDF) to Frederick, MD (FDK-Frederick Municipal)

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key
Flights from Louisville (SDF) to Frederick (FDK)
Origin airport
Louisville Intl.
Destination airport
Frederick Municipal
Distance
458 mi

Louisville to Frederick Flights

The cheapest times to fly from Louisville to Frederick

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Louisville to Frederick are during the month of . You can find some of the cheapest flights from Louisville to Frederick with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Louisville to Frederick

Sunday is one of the best days to book for cheap flights from Louisville to Frederick: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Louisville to Frederick

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Louisville to Frederick in 2026. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Louisville to Frederick flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Louisville to Frederick airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Louisville Intl. Airport (SDF) to Frederick, MD (FDK-Frederick Municipal) cost?
Secure a cheap one-way flight or cheap return flight from Louisville Intl. Airport (SDF) to Frederick, MD (FDK-Frederick Municipal) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Louisville Intl. Airport (SDF) to Frederick, MD (FDK-Frederick Municipal)?
Traveling in can help you save, as it's the cheapest month for flights between SDF and FDK. You'll usually find the lowest fares during off-peak months.
What is the cheapest airline that flies from Louisville Intl. Airport (SDF) to Frederick, MD (FDK-Frederick Municipal)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll fly you from SDF to FDK. Then, sort your results by "Price (lowest to highest)" to snap up the best deal available.
How many flights per day from Louisville Intl. Airport (SDF) to Frederick, MD (FDK-Frederick Municipal)?
Direct flights from Louisville Intl. Airport (SDF) to Frederick, MD (FDK-Frederick Municipal) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SDF to FDK?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change depending on a number of factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Louisville Intl. Airport (SDF) to Frederick, MD (FDK-Frederick Municipal)?
To touch down at Frederick, MD (FDK-Frederick Municipal) without delays, opt for a flight that leaves from Louisville Intl. Airport (SDF) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Frederick from Louisville Intl. Airport (SDF)?
Louisville Intl. Airport (SDF) offers direct flights to Frederick. These are some of the airports you can fly straight to:

  • Ronald Reagan Washington National Airport (DCA)
  • Washington Dulles Intl. Airport (IAD)
  • Baltimore Washington Intl. Thurgood Marshall Airport (BWI)

Is it cheaper to buy a plane ticket from Louisville Intl. Airport (SDF) to Frederick, MD (FDK-Frederick Municipal) last-minute?
Waiting until right before your break to book your flight from SDF to FDK generally means paying more. While you may find some last-minute discounts, they're not always guaranteed. Keep your travel schedule open to maximize your chances of snagging a bargain.
Is it cheaper to book a SDF to FDK flight and hotel package?
Securing a SDF to FDK flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Pick from our impressive range of accommodations and then add activities, car rentals and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Louisville Intl. Airport (SDF) to Frederick, MD (FDK-Frederick Municipal)?
If you reserved your SDF to FDK flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more details.

Explore a world of travel with Expedia

*Available to One Key members.