Cheap Flights from Cambridge (CGE) to Washington (IAD)

Popular airlines from Cambridge, MD (CGE-Cambridge - Dorchester) to Washington Dulles Intl. Airport (IAD)

Flights from Cambridge (CGE) to Washington (IAD)
Origin airport
Cambridge - Dorchester
Destination airport
Washington Dulles Intl.
Distance
81 mi

Cambridge to Washington Flights

The cheapest times to fly from Cambridge to Washington

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

 

The best time to book a flight from Cambridge to Washington

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

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 Cambridge to Washington 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 Cambridge to Washington 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 Cambridge to Washington 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 Cambridge, MD (CGE-Cambridge - Dorchester) to Washington Dulles Intl. Airport (IAD) cost?
Secure a cheap one-way flight or cheap return flight from Cambridge, MD (CGE-Cambridge - Dorchester) to Washington Dulles Intl. Airport (IAD) 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 Cambridge, MD (CGE-Cambridge - Dorchester) to Washington Dulles Intl. Airport (IAD)?
The cheapest month to fly from CGE to IAD is , when demand is low. Off-peak season is often when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Cambridge, MD (CGE-Cambridge - Dorchester) to Washington Dulles Intl. Airport (IAD)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest CGE to IAD flight.
How many flights per day from Cambridge, MD (CGE-Cambridge - Dorchester) to Washington Dulles Intl. Airport (IAD)?
There aren't any daily nonstop flights available from Cambridge, MD (CGE-Cambridge - Dorchester) to Washington Dulles Intl. Airport (IAD). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be on your way in no time.
What day of the week has the most flights from CGE to IAD?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* But this can change based on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Cambridge, MD (CGE-Cambridge - Dorchester) to Washington Dulles Intl. Airport (IAD)?
To touch down at Washington Dulles Intl. Airport (IAD) on time, opt for a flight that takes off from Cambridge, MD (CGE-Cambridge - Dorchester) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Cambridge, MD (CGE-Cambridge - Dorchester) to Washington Dulles Intl. Airport (IAD) last-minute?
Booking your plane ticket from CGE to IAD right before your trip is usually more expensive. But if there's some wiggle room with your departure times and dates, you could snag a cheap last-minute fare.
Is it cheaper to book a CGE to IAD flight and hotel package?
You'll typically save money by securing a CGE to IAD flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. Once you've selected your ideal flights and accommodations, consider other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Cambridge, MD (CGE-Cambridge - Dorchester) to Washington Dulles Intl. Airport (IAD)?
Typically, you can modify or cancel your CGE to IAD flight. However, there may be additional charges, especially if you booked over 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you want further details, go to our Customer Service portal.

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*Available to One Key members.