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Cheap flights from Seattle to Cambridge from $213

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 1/15. 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 - 5:00 pmLHR-SEA
12h 45m1 stop
$488Icelandair
Find Deal
mié., ene. 15 - lun., ene. 20
2:35 pm - 10:55 amSEA-LGW
12h 20m1 stop
11:55 am - 5:00 pmLGW-SEA
13h 05m1 stop
$492Icelandair
Find Deal
mié., ene. 22 - mié., ene. 29
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
9:25 am - 12:20 pmLHR-SEA
9h 55mnonstop
$513Iberia
Find Deal
lun., mar. 3 - mar., mar. 18
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
3:00 pm - 4:55 pmLHR-SEA
9h 55mnonstop
$552Iberia
Find Deal
mié., ene. 22 - mar., ene. 28
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
9:00 am - 11:20 amLHR-SEA
34h 20m1 stop
$566Virgin Atlantic
Find Deal
mié., ene. 22 - mié., ene. 29
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
6:20 am - 11:20 amLHR-SEA
13h 00m1 stop
$568Virgin Atlantic
Find Deal
dom., ene. 12 - mar., ene. 28
7:14 am - 6:20 amSEA-LHR
15h 06m1 stop
9:25 am - 11:20 amLHR-SEA
9h 55mnonstop
$573British Airways
Find Deal
mar., ene. 28 - mar., feb. 11
1:59 pm - 12:05 pmSEA-LHR
14h 06m1 stop
3:00 pm - 4:55 pmLHR-SEA
9h 55mnonstop
$574British Airways
Find Deal
mié., ene. 22 - mar., ene. 28
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
6:30 am - 11:51 amLHR-SEA
13h 21m1 stop
$578Delta
Find Deal
mié., ene. 22 - mié., ene. 29
7:10 am - 6:55 amSEA-LHR
15h 45m1 stop
6:30 am - 11:51 amLHR-SEA
13h 21m1 stop
$583Delta
Find Deal
dom., ene. 12 - mié., ene. 29
2:35 pm - 10:50 amSEA-LHR
12h 15m1 stop
$213Icelandair
Find Deal
mié., ene. 15
2:35 pm - 10:55 amSEA-LGW
12h 20m1 stop
$214Icelandair
Find Deal
dom., ene. 26
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
$352Iberia
Find Deal
mié., ene. 15
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
$353Iberia
Find Deal
mar., dic. 31
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
$358British Airways
Find Deal
dom., feb. 2
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
$359Delta
Find Deal
mié., ene. 1
10:15 am - 10:35 amSEA-LHR
16h 20m1 stop
$364Delta
Find Deal
mar., dic. 31
7:40 pm - 1:00 pmSEA-LHR
9h 20mnonstop
$384British Airways
Find Deal
lun., abr. 28
6:00 am - 9:30 amSEA-LCY
19h 30m2 stops
$422Virgin Atlantic
Find Deal
lun., abr. 7
3:50 pm - 9:10 amSEA-LHR
9h 20mnonstop
$445Virgin Atlantic
Find Deal
sáb., may. 3
2:35 pm - 10:55 amSEA-LGW
12h 20m1 stop
11:55 am - 5:00 pmLGW-SEA
13h 05m1 stop
$590Icelandair
Find Deal
dom., dic. 8 - mié., ene. 15
2:35 pm - 10:50 amSEA-LHR
12h 15m1 stop
8:40 pm - 5:00 pmLHR-SEA
28h 20m1 stop
$632Icelandair
Find Deal
dom., dic. 8 - mié., ene. 15
7:15 am - 9:20 amSEA-LHR
18h 05m2 stops
6:40 am - 10:24 pmLHR-SEA
23h 44m2 stops
$702Scandinavian Airlines
Find Deal
vie., dic. 6 - lun., dic. 9
6:55 pm - 12:40 pmSEA-LHR
9h 45mnonstop
6:30 am - 11:52 amLHR-SEA
13h 22m1 stop
$800Delta
Find Deal
mié., dic. 4 - mié., dic. 11
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
6:20 am - 11:20 amLHR-SEA
13h 00m1 stop
$805Delta
Find Deal
dom., dic. 8 - mar., dic. 24
8:05 pm - 9:45 amSEA-LHR
29h 40m1 stop
10:45 am - 4:59 pmLHR-SEA
14h 14m1 stop
$839Virgin Atlantic
Find Deal
sáb., dic. 7 - mar., dic. 17
8:05 pm - 9:45 amSEA-LHR
29h 40m1 stop
12:40 pm - 2:40 pmLHR-SEA
10h 00mnonstop
$930Virgin Atlantic
Find Deal
sáb., dic. 7 - jue., dic. 26
8:00 pm - 5:30 pmSEA-LCY
13h 30m1 stop
6:50 am - 6:15 pmLCY-SEA
19h 25m1 stop
$1,027British Airways
Find Deal
mié., dic. 4 - mié., dic. 11
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
8:20 am - 5:23 pmLHR-SEA
17h 03m1 stop
$1,030British Airways
Find Deal
mié., dic. 4 - sáb., dic. 14
12:45 am - 7:30 amSEA-LGW
22h 45m2 stops
3:00 pm - 10:37 amLGW-SEA
27h 37m2 stops
$2,615American Airlines
Find Deal
mié., dic. 4 - lun., dic. 9
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
9:25 am - 12:20 pmLHR-SEA
9h 55mnonstop
$513Iberia
Find Deal
lun., mar. 3 - mar., mar. 18
1:35 pm - 7:00 amSEA-LHR
9h 25mnonstop
3:00 pm - 4:55 pmLHR-SEA
9h 55mnonstop
$553Iberia
Find Deal
mar., ene. 21 - mar., ene. 28
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
3:00 pm - 4:55 pmLHR-SEA
9h 55mnonstop
$568British Airways
Find Deal
mar., ene. 21 - mié., ene. 29
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
3:00 pm - 4:55 pmLHR-SEA
9h 55mnonstop
$569British Airways
Find Deal
mié., ene. 22 - mié., feb. 5
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
1:15 pm - 3:15 pmLHR-SEA
10h 00mnonstop
$584Virgin Atlantic
Find Deal
mié., ene. 15 - mié., ene. 22
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
1:15 pm - 3:15 pmLHR-SEA
10h 00mnonstop
$590Virgin Atlantic
Find Deal
mié., ene. 15 - mié., ene. 22
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
12:40 pm - 2:40 pmLHR-SEA
10h 00mnonstop
$592Delta
Find Deal
mié., ene. 8 - jue., ene. 30
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
1:15 pm - 3:15 pmLHR-SEA
10h 00mnonstop
$593Delta
Find Deal
mié., feb. 12 - mar., feb. 25
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
3:00 pm - 4:55 pmLHR-SEA
9h 55mnonstop
$705American Airlines
Find Deal
mié., ene. 15 - lun., ene. 20
1:45 pm - 7:10 amSEA-LHR
9h 25mnonstop
3:00 pm - 4:55 pmLHR-SEA
9h 55mnonstop
$763American Airlines
Find Deal
vie., ene. 3 - vie., ene. 31

Virgin Atlantic flights from Seattle to Cambridge

Our best Virgin Atlantic deals on Seattle to Cambridge flight tickets
Virgin Atlantic
Jan 22
SEA5:45 pmSeattle/Tacoma Intl
9h 25m
LHR11:10 amLondon Heathrow
Jan 29
LHR9:00 amLondon Heathrow
34h 20m
1 stop
SEA11:20 amSeattle/Tacoma Intl
Virgin Atlantic
Jan 12
SEA5:45 pmSeattle/Tacoma Intl
9h 25m
LHR11:10 amLondon Heathrow
Jan 28
LHR6:20 amLondon Heathrow
13h 00m
1 stop
SEA11:20 amSeattle/Tacoma Intl
Virgin Atlantic
Jan 13
SEA5:45 pmSeattle/Tacoma Intl
9h 25m
LHR11:10 amLondon Heathrow
Jan 20
LHR8:25 pmLondon Heathrow
23h 26m
1 stop
SEA11:51 amSeattle/Tacoma Intl

KLM flights from Seattle to Cambridge

Our best KLM deals on Seattle to Cambridge flight tickets
KLM
Jan 15
SEA7:04 pmSeattle/Tacoma Intl
9h 36m
LHR12:40 pmLondon Heathrow
Jan 20
LHR8:25 pmLondon Heathrow
23h 26m
1 stop
SEA11:51 amSeattle/Tacoma Intl
KLM
Jan 15
SEA7:04 pmSeattle/Tacoma Intl
9h 36m
LHR12:40 pmLondon Heathrow
Jan 22
LHR6:30 amLondon Heathrow
13h 21m
1 stop
SEA11:51 amSeattle/Tacoma Intl
KLM
Jan 12
SEA7:04 pmSeattle/Tacoma Intl
9h 36m
LHR12:40 pmLondon Heathrow
Jan 28
LHR5:05 pmLondon Heathrow
26h 46m
1 stop
SEA11:51 amSeattle/Tacoma Intl

See travel insights to London from

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 month to fly to Cambridge?

In general, October is the cheapest month to fly from Seattle to Cambridge. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $667. If you’re not able to fly to Cambridge in October, then January is your next best option. Flight prices from Seattle to Cambridge during January average around $670.

What is the cheapest Seattle/Tacoma Intl to Cambridge flight route?

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

What cabin class options are available on Seattle/Tacoma Intl to Cambridge flights?

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl 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 Seattle to Cambridge flights?

You could potentially save up to 39% 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

$213

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 $213. The best round-trip flight deal from Seattle to Cambridge found on momondo in the last 72 hours is $488.
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
LufthansaPriceFrom $384Free CancellationRating
6.8
7,141 reviews
Search Lufthansa flights
IcelandairPriceFrom $498Free CancellationRating
7.1
521 reviews
Search Icelandair flights
FinnairPriceFrom $560Free CancellationRating
7.7
1,297 reviews
Search Finnair flights
Aer LingusPriceFrom $581Free CancellationRating
7.1
1,086 reviews
Search Aer Lingus flights
IberiaPriceFrom $583Free CancellationRating
7.0
2,665 reviews
Search Iberia flights
Air FrancePriceFrom $588Free CancellationRating
7.4
1,517 reviews
Search Air France flights
British AirwaysPriceFrom $590Free CancellationRating
6.6
6,833 reviews
Search British Airways flights
KLMPriceFrom $598Free CancellationRating
7.8
1,340 reviews
Search KLM flights
American AirlinesPriceFrom $607Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $609Free CancellationRating
8.0
8,694 reviews
Search Delta 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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