$503 Cheap flight deals from Seattle (SEA) to Cambridge (LON)

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This Weekend's Flight Deals from Seattle to Cambridge

This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, May 24 - Tue, Jun 2
SEA
Seattle - Tacoma Intl.
STN
Stansted
$1,064 Roundtrip, found 3 days ago
$1,064
Roundtrip
found 3 days ago
Select Turkish Airlines flight, departing Sun, May 24 from Seattle - Tacoma Intl. to Stansted, returning Tue, Jun 2, priced at $1,064 found 3 days ago

Airfares from $503 One Way, $902 Round Trip from Seattle to Cambridge

Prices starting at $902 for return flights and $503 for one-way flights to Cambridge were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Sep 16 - Tue, Sep 22
SEA
Seattle
STN
London
$902 Roundtrip, found 2 hours ago
$902
Roundtrip
found 2 hours ago
Select Lufthansa flight, departing Wed, Sep 16 from Seattle to London, returning Tue, Sep 22, priced at $902 found 2 hours ago
Wed, Sep 16 - Wed, Sep 30
SEA
Seattle
STN
London
$904 Roundtrip, found 4 days ago
$904
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Wed, Sep 16 from Seattle to London, returning Wed, Sep 30, priced at $904 found 4 days ago
Wed, Sep 16 - Wed, Sep 30
SEA
Seattle
STN
London
$915 Roundtrip, found 4 days ago
$915
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Wed, Sep 16 from Seattle to London, returning Wed, Sep 30, priced at $915 found 4 days ago
Wed, Sep 30 - Wed, Oct 7
SEA
Seattle
STN
London
$950 Roundtrip, found 2 days ago
$950
Roundtrip
found 2 days ago
Select Turkish Airlines flight, departing Wed, Sep 30 from Seattle to London, returning Wed, Oct 7, priced at $950 found 2 days ago
Thu, Sep 24 - Tue, Sep 29
SEA
Seattle
STN
London
$954 Roundtrip, found 3 days ago
$954
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Thu, Sep 24 from Seattle to London, returning Tue, Sep 29, priced at $954 found 3 days ago

More About Flying To Cambridge from Seattle

Route Information for Flights from Seattle to Cambridge

Origin Airport IATA Code
SEA
Destination Airport IATA Code
LON
Distance
Direct Flight Airlines
Earliest Flight Arrival
Latest Flight Arrival

Seattle to Cambridge

For the best travel experience from Seattle to Cambridge domestic and international travelers everywhere choose Orbitz for guaranteed low prices and cutting-edge mobile tools.

Convenient Low-Cost Travel

Orbitz makes it simple to book discount flights from Seattle to {destination.name} without compromising your schedule. You can always find deals on domestic flights from a location near you. You may find the best deals to fit your schedule by mixing and matching airlines to get you from Seattle to Cambridge.

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Earn Rewards on Your Seattle to Cambridge Flights

At Orbitz you can benefit from low cost travel and have your loyalty rewarded on certain types of Seattle to Cambridge flights. All you need to do is enter you frequent flyer number when booking and rack up your rewards through Orbitz online on the Traveler Information page for use on future flights. You can even add your frequent flyer number to an existing reservation to start the ball rolling.

Frequently asked questions

What is the cheapest day of the week to fly?
Consider flying out early in the week to save on your airfare. Orbitz data from 2021 shows that Monday is the cheapest day to depart, followed by Tuesday. Saturday showed the highest average ticket prices likely because many travelers prefer to start their vacation on a weekend.
What is the cheapest month to fly?
We won't keep you guessing, according to Orbitz data from 2021, the cheapest month to fly is February. Perfect for those who need a weekend getaway, or just a break from it all in the shortest month of the year. Be aware that the most expensive time to fly is during the height of summer in July, and in the holiday month of December.*According to flight demand on Orbitz.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

More Destinations

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.