Cheap Flights from Louisville (SDF) to Cambridge (CBG)

Popular airlines from Louisville Intl. Airport (SDF) to Cambridge (CBG)

Frequently asked questions

How much does a flight from Louisville Intl. Airport (SDF) to Cambridge (CBG) cost?
Grab a cheap one-way flight or cheap return flight from Louisville Intl. Airport (SDF) to Cambridge (CBG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Louisville Intl. Airport (SDF) to Cambridge (CBG)?
The cheapest month to fly from SDF to CBG is , when there's less demand. Off-peak months are usually when airlines offer better prices between these airports.
What is the cheapest airline that flies from Louisville Intl. Airport (SDF) to Cambridge (CBG)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest SDF to CBG flight.
How many flights per day from Louisville Intl. Airport (SDF) to Cambridge (CBG)?
There are no daily nonstop flights available from Louisville Intl. Airport (SDF) to Cambridge (CBG). But you can book flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from SDF to CBG?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*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 Cambridge (CBG)?
To avoid potential delays on the Louisville Intl. Airport (SDF) to Cambridge (CBG) route, travel before 3 PM. Later departures have a 22% higher chance of being canceled.**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.
Is it cheaper to buy a plane ticket from Louisville Intl. Airport (SDF) to Cambridge (CBG) last-minute?
Last-minute bookings from SDF to CBG are generally more expensive. For the cheapest rates, start looking for flights as early as possible. That being said, if your travel plans are flexible, it's possible to score a cheap fare right before your trip.
Can I cancel or change the date of my flight from Louisville Intl. Airport (SDF) to Cambridge (CBG)?
If you reserved your SDF to CBG flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

Travel information

Origin airport
Louisville Intl.
Destination airport
Cambridge
Distance
4040 mi

Book with confidence

Louisville to Cambridge Flights

The cheapest times to fly from Louisville to Cambridge

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 Cambridge are during the month of . You can find some of the cheapest flights from Louisville to Cambridge with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Louisville to Cambridge

Sunday is one of the best days to book for cheap flights from Louisville to Cambridge: 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 Cambridge

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 Cambridge in 2025. 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 Cambridge 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 Cambridge 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.

 

Louisville to Cambridge Flights

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*Available to One Key members.