$542 Cheap Flights from Washington, D.C. to Cambridge in 2026/27 | momondo

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IAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 10mnonstop

LHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 25mnonstop

American Airlines

IAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 25mnonstop

LHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 40mnonstop

KLM

IAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 20mnonstop

LHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 35mnonstop

Air Canada

IAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 25mnonstop

LHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 40mnonstop

SAUDIA

IAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 20mnonstop

LHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 35mnonstop

Austrian Airlines

IAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 10mnonstop

LHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 25mnonstop

Aer Lingus

IAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 25mnonstop

LHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 40mnonstop

Air France

IAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 25mnonstop

LHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 40mnonstop

Delta

IAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 20mnonstop

LHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 35mnonstop

Copa Airlines

IAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 20mnonstop

LHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 35mnonstop

United Airlines

IAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 20mnonstop

LHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 35mnonstop

SWISS

IAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 10mnonstop

LHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 25mnonstop

Finnair

IAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 10mnonstop

LHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 25mnonstop

Iberia

IAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 20mnonstop

LHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 35mnonstop

Lufthansa

IAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 25mnonstop

LHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 40mnonstop

Virgin Atlantic

IAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 10mnonstop

LHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 25mnonstop

British Airways

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How to get the cheapest flight ticket from Washington, D.C. to Cambridge

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest Washington, D.C. to Cambridge flight route?

Fly from Washington, D.C. Dulles Intl to London Heathrow for the best Washington, D.C. - Cambridge flight prices

How far in advance should I book a flight from Washington, D.C. to Cambridge?

You are more likely to see cheaper flights to Cambridge from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Cambridge for around $930 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cambridge from Washington, D.C. for as low as $862 on momondo.

What cabin class options are available on Washington, D.C. to Cambridge flights?

There are 4 cabin classes available to choose from on Washington, D.C. to Cambridge flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Washington, D.C. to Cambridge flights?

No. A direct flight is the cheapest option for a flight between Washington, D.C. to Cambridge.

Cheap Washington, D.C. to Cambridge flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Cambridge

Fastest flight time	7h 10m
Direct flights	None

The fastest flight from Washington, D.C. to Cambridge takes 7h 10m

There are no direct flights from Washington, D.C. to Cambridge. There are no popular flight routes from Washington, D.C. to Cambridge.

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Frequently asked questions about flying from Washington, D.C. to Cambridge

When did momondo last update prices for flights from Washington, D.C. to Cambridge?
Prices for flights from Washington, D.C. to Cambridge are refreshed on a daily basis.
How old do you have to be to fly from Washington, D.C. to Cambridge?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Cambridge.
What documentation or ID do you need to fly to Cambridge?
The travel and health documents you'll need for your trip to Cambridge may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Cambridge. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Washington, D.C. to Cambridge?
Based on momondo bookings for flights between Washington, D.C. and Cambridge, the leading plane model is Airbus A320-100/200, making up 13.91% of the total bookings. Other popular models include Airbus A320neo with 12.65%, Airbus A321neo with 9.69%, and Boeing 737 MAX 8 with 8.01%.

Best airlines flying from Washington, D.C. to Cambridge

Compare and see reviews for airlines that fly from Washington, D.C. to Cambridge with momondo

Airline	Rating	Free Cancellation	Price
Virgin Atlantic	PriceFrom $390	Free Cancellation	Rating 7.5 697 reviews		Search Virgin Atlantic flights
TAP AIR PORTUGAL	PriceFrom $424	Free Cancellation	Rating 7.2 2,394 reviews		Search TAP AIR PORTUGAL flights
Delta	PriceFrom $450	Free Cancellation	Rating 7.8 8,700 reviews		Search Delta flights
United Airlines	PriceFrom $462	Free Cancellation	Rating 7.3 10,462 reviews		Search United Airlines flights
Icelandair	PriceFrom $465	Free Cancellation	Rating 6.9 767 reviews		Search Icelandair flights
Scandinavian Airlines	PriceFrom $496	Free Cancellation	Rating 7.5 2,025 reviews		Search Scandinavian Airlines flights
Iberia	PriceFrom $500	Free Cancellation	Rating 7.0 3,241 reviews		Search Iberia flights
Air France	PriceFrom $581	Free Cancellation	Rating 7.5 1,647 reviews		Search Air France flights
Finnair	PriceFrom $591	Free Cancellation	Rating 7.6 1,415 reviews		Search Finnair flights
SWISS	PriceFrom $593	Free Cancellation	Rating 7.5 2,110 reviews		Search SWISS flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Cambridge?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Cambridge. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Washington, D.C. to Cambridge with flexible booking policies on momondo?

All flight searches from Washington, D.C. to Cambridge on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Cambridge?

momondo helps you find the best flight between Washington, D.C. and Cambridge by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Washington, D.C. to Cambridge right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Washington, D.C. to Cambridge now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Cambridge and let you know when they change.

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