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Cheap flights from Seattle to Cambridge from $223

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Cambridge departing on 1/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Seattle to London

Cheap round-trip flights

These are some of the best round-trip flight deals from Seattle to London that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Seattle to London.

Cheap last minute flights

Planning a quick getaway from Seattle to London? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to London, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Seattle to London

Find recent round-trip train or bus tickets from Seattle to London.

All round-trip flight deals to London

The cheapest plane tickets to London found on KAYAK recently.
2:35 pm - 7:30 pmSEA-LHR
20h 55m1 stop
12:15 pm - 6:00 pmLHR-SEA
12h 45m1 stop
$518Icelandair
Find Deal
lun., mar. 3 - mar., mar. 18
2:35 pm - 10:55 amSEA-LGW
12h 20m1 stop
11:55 am - 5:00 pmLGW-SEA
13h 05m1 stop
$533Icelandair
Find Deal
lun., dic. 2 - sáb., dic. 7
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
9:25 am - 12:20 pmLHR-SEA
9h 55mnonstop
$594British Airways
Find Deal
lun., mar. 3 - mar., mar. 18
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
8:20 am - 7:02 pmLHR-SEA
17h 42m1 stop
$599British Airways
Find Deal
lun., mar. 3 - mar., mar. 18
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
1:15 pm - 3:15 pmLHR-SEA
10h 00mnonstop
$642Virgin Atlantic
Find Deal
dom., dic. 1 - mar., dic. 17
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
9:25 am - 11:20 amLHR-SEA
9h 55mnonstop
$643Iberia
Find Deal
lun., ene. 13 - mar., ene. 21
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
6:30 am - 11:52 amLHR-SEA
13h 22m1 stop
$648Delta
Find Deal
mar., dic. 3 - mié., dic. 11
7:30 am - 7:05 amSEA-LHR
15h 35m1 stop
6:30 am - 11:50 amLHR-SEA
13h 20m1 stop
$662Delta
Find Deal
lun., ene. 13 - jue., ene. 30
6:05 am - 7:05 amSEA-LHR
17h 00m1 stop
1:15 pm - 3:15 pmLHR-SEA
10h 00mnonstop
$664Virgin Atlantic
Find Deal
lun., dic. 2 - mar., dic. 17
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
3:00 pm - 4:55 pmLHR-SEA
9h 55mnonstop
$670Iberia
Find Deal
mié., feb. 5 - jue., feb. 13
2:35 pm - 10:55 amSEA-LGW
12h 20m1 stop
$223Icelandair
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mié., ene. 8
2:35 pm - 10:55 amSEA-LGW
12h 20m1 stop
$224Icelandair
Find Deal
dom., feb. 2
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
$384Iberia
Find Deal
mié., ene. 8
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
$391Virgin Atlantic
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lun., dic. 2
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
$394Virgin Atlantic
Find Deal
mié., dic. 4
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
$396British Airways
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dom., ene. 5
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
$404Iberia
Find Deal
dom., feb. 2
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
$405British Airways
Find Deal
mié., dic. 4
6:20 pm - 4:40 pmSEA-LHR
14h 20m1 stop
$407Delta
Find Deal
mié., dic. 11
12:55 am - 7:05 amSEA-LHR
22h 10m1 stop
$412Delta
Find Deal
sáb., nov. 30
7:45 pm - 10:35 amSEA-LGW
30h 50m1 stop
2:00 pm - 8:06 amLGW-SEA
26h 06m2 stops
sáb., nov. 9 - sáb., nov. 16
8:00 pm - 4:50 pmSEA-LHR
12h 50m1 stop
8:50 am - 6:15 pmLHR-SEA
17h 25m1 stop
$745Aer Lingus
Find Deal
mié., nov. 6 - lun., nov. 11
2:35 pm - 7:30 pmSEA-LHR
20h 55m1 stop
8:40 pm - 5:00 pmLHR-SEA
28h 20m1 stop
$773Icelandair
Find Deal
jue., nov. 7 - mié., nov. 13
2:35 pm - 7:30 pmSEA-LHR
20h 55m1 stop
8:40 pm - 5:00 pmLHR-SEA
28h 20m1 stop
$793Icelandair
Find Deal
jue., nov. 7 - mié., nov. 13
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
6:30 am - 11:40 amLHR-SEA
13h 10m1 stop
$803Delta
Find Deal
mar., nov. 5 - mar., nov. 12
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
1:15 pm - 3:15 pmLHR-SEA
10h 00mnonstop
$815Virgin Atlantic
Find Deal
mar., nov. 5 - mar., nov. 12
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
5:35 pm - 11:20 amLHR-SEA
25h 45m1 stop
$819Delta
Find Deal
mié., nov. 6 - lun., nov. 18
7:20 am - 6:20 amSEA-LHR
15h 00m1 stop
3:00 pm - 4:55 pmLHR-SEA
9h 55mnonstop
$904British Airways
Find Deal
jue., nov. 7 - jue., nov. 14
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
6:30 am - 11:52 amLHR-SEA
13h 22m1 stop
$1,014Virgin Atlantic
Find Deal
jue., nov. 7 - jue., dic. 26
8:00 pm - 9:40 pmSEA-LCY
17h 40m1 stop
6:50 am - 6:15 pmLCY-SEA
19h 25m1 stop
$1,034British Airways
Find Deal
mié., nov. 6 - vie., nov. 15
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
9:25 am - 12:20 pmLHR-SEA
9h 55mnonstop
$594British Airways
Find Deal
lun., mar. 3 - mar., mar. 18
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
1:15 pm - 3:15 pmLHR-SEA
10h 00mnonstop
$636Virgin Atlantic
Find Deal
dom., dic. 1 - mar., dic. 17
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
1:15 pm - 3:15 pmLHR-SEA
10h 00mnonstop
$637Virgin Atlantic
Find Deal
lun., dic. 2 - mar., dic. 10
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
9:25 am - 11:20 amLHR-SEA
9h 55mnonstop
$643Iberia
Find Deal
lun., ene. 13 - mar., ene. 21
7:40 pm - 1:00 pmSEA-LHR
9h 20mnonstop
4:00 pm - 5:45 pmLHR-SEA
9h 45mnonstop
$646British Airways
Find Deal
mié., abr. 23 - vie., may. 2
1:35 pm - 7:00 amSEA-LHR
9h 25mnonstop
3:00 pm - 4:55 pmLHR-SEA
9h 55mnonstop
$647Iberia
Find Deal
mar., dic. 3 - mié., dic. 11
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
1:15 pm - 3:15 pmLHR-SEA
10h 00mnonstop
$720Delta
Find Deal
jue., ene. 9 - mar., feb. 25
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
1:05 pm - 3:05 pmLHR-SEA
10h 00mnonstop
$770Delta
Find Deal
jue., feb. 6 - sáb., feb. 15
7:40 pm - 1:00 pmSEA-LHR
9h 20mnonstop
9:45 am - 11:30 amLHR-SEA
9h 45mnonstop
$809American Airlines
Find Deal
vie., abr. 4 - dom., abr. 13
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
3:00 pm - 4:55 pmLHR-SEA
9h 55mnonstop
$814American Airlines
Find Deal
lun., nov. 18 - mié., dic. 11

Virgin Atlantic flights from Seattle to Cambridge

Our best Virgin Atlantic deals on Seattle to Cambridge flight tickets
Virgin Atlantic
Dec 1
SEA5:45 pmSeattle/Tacoma Intl
9h 25m
LHR11:10 amLondon Heathrow
Dec 17
LHR1:15 pmLondon Heathrow
10h 00m
SEA3:15 pmSeattle/Tacoma Intl
Virgin Atlantic
Dec 2
SEA6:05 amSeattle/Tacoma Intl
17h 00m
1 stop
LHR7:05 amLondon Heathrow
Dec 17
LHR1:15 pmLondon Heathrow
10h 00m
SEA3:15 pmSeattle/Tacoma Intl
Virgin Atlantic
Dec 1
SEA5:45 pmSeattle/Tacoma Intl
9h 25m
LHR11:10 amLondon Heathrow
Dec 8
LHR1:05 pmLondon Heathrow
10h 00m
SEA3:05 pmSeattle/Tacoma Intl

Lufthansa flights from Seattle to Cambridge

Our best Lufthansa deals on Seattle to Cambridge flight tickets
Lufthansa
Dec 1
SEA10:35 amSeattle/Tacoma Intl
15h 35m
1 stop
LHR10:10 amLondon Heathrow
Dec 17
LHR6:35 amLondon Heathrow
14h 45m
1 stop
SEA1:20 pmSeattle/Tacoma Intl
Lufthansa
Dec 4
SEA10:35 amSeattle/Tacoma Intl
15h 35m
1 stop
LHR10:10 amLondon Heathrow
Dec 11
LHR6:30 amLondon Heathrow
13h 40m
1 stop
SEA12:10 pmSeattle/Tacoma Intl
Lufthansa
Dec 9
SEA10:35 amSeattle/Tacoma Intl
15h 35m
1 stop
LHR10:10 amLondon Heathrow
Dec 17
LHR7:40 amLondon Heathrow
13h 40m
1 stop
SEA1:20 pmSeattle/Tacoma Intl

How to get the cheapest flight ticket from Seattle 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

What is the cheapest airline that flies to Cambridge from Seattle?

Icelandair. Icelandair, Lufthansa, and Finnair are the most popular carriers operating from Seattle to Cambridge

What is the cheapest Seattle to Cambridge flight route?

Seattle/Tacoma Intl - London Heathrow. Fly from Seattle/Tacoma Intl to London Heathrow for the best Seattle - Cambridge flight prices

How many flights depart from Seattle to Cambridge on average per day?

13 flights are operational weekly from Seattle to Cambridge as of November 2024. The most popular departure time for this route is 6:00PM, with 57% of flights per day taking off in the evening.

How many flights depart from Seattle to Cambridge on average per week?

As of November 2024, 92 flights take off from Seattle and land in Cambridge each week. The most common flight departure day for this route is Sunday, with 17% of weekly flights taking off on this day.

Can stopping save me money on Seattle to Cambridge flights?

You could potentially save up to 53% on your flight if you consider stops on a Seattle to Cambridge flight.

Cheap Seattle to Cambridge flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Cambridge

Best Price Found

$223

Fastest flight time

9h 20m

Direct flights

Every day

Airports in Cambridge

5 airports
The best one-way flight to Cambridge from Seattle in the past 72 hours is $223. The best round-trip flight deal from Seattle to Cambridge found on momondo in the last 72 hours is $518.
The fastest flight from Seattle to Cambridge takes 9h 20m
Direct flights go from Seattle to Cambridge every day.
There are 5 airports near Cambridge: London City (LCY), London Heathrow (LHR), London Luton (LTN), London Stansted (STN), London Gatwick (LGW)

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Cambridge?

    Prices for flights from Seattle/Tacoma Intl Airport to Cambridge are refreshed on a daily basis.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Cambridge?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport 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 Seattle/Tacoma Intl Airport to Cambridge.

  • What documentation or ID do you need to fly to Cambridge?

    The necessary travel and health documents for your Cambridge trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Seattle to Cambridge?


Best airlines flying from Seattle to Cambridge

Compare and see reviews for airlines that fly from Seattle to Cambridge with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $498Free CancellationRating
7.4
9,226 reviews
Search United Airlines flights
IcelandairPriceFrom $504Free CancellationRating
7.2
578 reviews
Search Icelandair flights
LufthansaPriceFrom $545Free CancellationRating
6.8
7,163 reviews
Search Lufthansa flights
FinnairPriceFrom $560Free CancellationRating
7.7
1,316 reviews
Search Finnair flights
IberiaPriceFrom $578Free CancellationRating
7.0
2,673 reviews
Search Iberia flights
Aer LingusPriceFrom $579Free CancellationRating
7.1
1,088 reviews
Search Aer Lingus flights
Air CanadaPriceFrom $587Free CancellationRating
7.0
8,123 reviews
Search Air Canada flights
Air FrancePriceFrom $588Free CancellationRating
7.4
1,532 reviews
Search Air France flights
British AirwaysPriceFrom $590Free CancellationRating
6.7
6,842 reviews
Search British Airways flights
American AirlinesPriceFrom $590Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Cambridge?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Cambridge for you.

Can I find flights from Seattle to Cambridge with flexible booking policies on momondo?

All flight searches from Seattle to Cambridge on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Seattle to Cambridge?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Cambridge from Seattle.

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

If you are not ready to book a flight from Seattle 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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