$474 Cheap flight deals from Seattle (SEA) to Cambridge (LON)

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Airfares from $474 One Way, $878 Round Trip from Seattle to Cambridge

Prices starting at $878 for return flights and $474 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.

Sun, Apr 5 - Sun, Apr 12
SEA
Seattle
STN
London
$878 Roundtrip, found 2 days ago
$878
Roundtrip
found 2 days ago
Select Turkish Airlines flight, departing Sun, Apr 5 from Seattle to London, returning Sun, Apr 12, priced at $878 found 2 days ago
Fri, Apr 17 - Sat, Apr 25
SEA
Seattle
STN
London
$898 Roundtrip, found 1 day ago
$898
Roundtrip
found 1 day ago
Select Turkish Airlines flight, departing Fri, Apr 17 from Seattle to London, returning Sat, Apr 25, priced at $898 found 1 day ago
Mon, Mar 23 - Tue, Mar 31
SEA
Seattle
STN
London
$915 Roundtrip, found 5 hours ago
$915
Roundtrip
found 5 hours ago
Select Turkish Airlines flight, departing Mon, Mar 23 from Seattle to London, returning Tue, Mar 31, priced at $915 found 5 hours ago
Sun, Apr 5 - Sun, Apr 12
SEA
Seattle
STN
London
$965 Roundtrip, found 1 day ago
$965
Roundtrip
found 1 day ago
Select Turkish Airlines flight, departing Sun, Apr 5 from Seattle to London, returning Sun, Apr 12, priced at $965 found 1 day ago
Fri, Apr 17 - Sun, May 3
SEA
Seattle
STN
London
$985 Roundtrip, found 1 day ago
$985
Roundtrip
found 1 day ago
Select Turkish Airlines flight, departing Fri, Apr 17 from Seattle to London, returning Sun, May 3, priced at $985 found 1 day 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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 Budget Flying Made Simple

Finding cheap flights from Seattle to Cambridge is easy with Orbitz. You can pick and choose airlines for your international flights to create inexpensive yet convenient travel arrangements.

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.