$382 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, Aug 2 - Fri, Aug 21
SEA
Seattle - Tacoma Intl.
STN
Stansted
$1,712 Roundtrip, found 23 hours ago
$1,712
Roundtrip
found 23 hours ago
Select Turkish Airlines flight, departing Sun, Aug 2 from Seattle - Tacoma Intl. to Stansted, returning Fri, Aug 21, priced at $1,712 found 23 hours ago

Airfares from $382 One Way, $860 Round Trip from Seattle to Cambridge

Prices starting at $860 for return flights and $382 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 - Wed, Oct 7
SEA
Seattle
STN
London
$860 Roundtrip, found 3 days ago
$860
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Wed, Sep 16 from Seattle to London, returning Wed, Oct 7, priced at $860 found 3 days ago
Wed, Sep 16 - Wed, Sep 30
SEA
Seattle
STN
London
$860 Roundtrip, found 3 days ago
$860
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Wed, Sep 16 from Seattle to London, returning Wed, Sep 30, priced at $860 found 3 days ago
Tue, Sep 22 - Tue, Sep 29
SEA
Seattle
STN
London
$878 Roundtrip, found 3 days ago
$878
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Tue, Sep 22 from Seattle to London, returning Tue, Sep 29, priced at $878 found 3 days ago
Sun, Sep 27 - Wed, Sep 30
SEA
Seattle
STN
London
$879 Roundtrip, found 4 days ago
$879
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Sun, Sep 27 from Seattle to London, returning Wed, Sep 30, priced at $879 found 4 days ago
Wed, Sep 16 - Wed, Oct 7
SEA
Seattle
STN
London
$901 Roundtrip, found 2 days ago
$901
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Wed, Sep 16 from Seattle to London, returning Wed, Oct 7, priced at $901 found 2 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

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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.

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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.