Cheap Flights from Raleigh (RDU) to Cambridge (CBG)

Popular airlines from Raleigh-Durham International Airport (RDU) to Cambridge (CBG)

Frequently asked questions

How much does a flight from Raleigh - Durham Intl. Airport (RDU) to Cambridge (CBG) cost?
Secure a cheap one-way flight or cheap return flight from Raleigh - Durham Intl. Airport (RDU) to Cambridge (CBG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Raleigh - Durham Intl. Airport (RDU) to Cambridge (CBG)?
is the most affordable month to fly from RDU to CBG. Planning your trip for the off-season is often the key to scoring lower fares.
What is the cheapest airline that flies from Raleigh - Durham Intl. Airport (RDU) to Cambridge (CBG)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll take you from RDU to CBG. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Raleigh - Durham Intl. Airport (RDU) to Cambridge (CBG)?
Direct flights from Raleigh - Durham Intl. Airport (RDU) to Cambridge (CBG) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from RDU to CBG?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary based on a number of factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Raleigh - Durham Intl. Airport (RDU) to Cambridge (CBG)?
To avoid possible delays on the Raleigh - Durham Intl. Airport (RDU) to Cambridge (CBG) route, aim to travel before 3 PM. Flights after this time have a 22% higher chance of cancellation.**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 Raleigh - Durham Intl. Airport (RDU) to Cambridge (CBG) last-minute?
Booking your plane ticket from RDU to CBG right before your trip is typically more expensive. However, if you're flexible with your travel dates and times, you could bag a cheap last-minute fare.
Can I cancel or change the date of my flight from Raleigh - Durham Intl. Airport (RDU) to Cambridge (CBG)?
If you reserved your RDU to CBG flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of ticket you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Raleigh - Durham Intl.
Destination airport
Cambridge
Distance
3874 mi

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Raleigh to Cambridge Flights

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

 

The best time to book a flight from Raleigh to Cambridge

Sunday is one of the best days to book for cheap flights from Raleigh 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 Raleigh 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 Raleigh 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 Raleigh 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 Raleigh 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.

 

Raleigh to Cambridge Flights

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*Available to One Key members.