$425 Cheap Virgin Atlantic flights Seattle (SEA) to London (LHR)

View $425 flight on Wed, Aug 13, 2025Opens in a new window

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$425 Cheap Virgin Atlantic flights Seattle (SEA) to London (LHR)

Prices were available within the past 7 days and start at $425 for one-way flights and $450 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Virgin Atlantic
Mon, Jul 28 - Thu, Aug 14
SEA
Seattle
LHR
London
$450 Roundtrip, found 11 hours ago
$450
Roundtrip
found 11 hours ago
Select Virgin Atlantic flight, departing Mon, Jul 28 from Seattle to London, returning Thu, Aug 14, priced at $450 found 11 hours ago
Virgin Atlantic
Mon, Jul 28 - Thu, Aug 14
SEA
Seattle
LHR
London
$481 Roundtrip, found 11 hours ago
$481
Roundtrip
found 11 hours ago
Select Virgin Atlantic flight, departing Mon, Jul 28 from Seattle to London, returning Thu, Aug 14, priced at $481 found 11 hours ago
Virgin Atlantic
Mon, Jul 28 - Thu, Aug 14
SEA
Seattle
LHR
London
$489 Roundtrip, found 11 hours ago
$489
Roundtrip
found 11 hours ago
Select Virgin Atlantic flight, departing Mon, Jul 28 from Seattle to London, returning Thu, Aug 14, priced at $489 found 11 hours ago
Virgin Atlantic
Mon, Jul 28 - Thu, Aug 14
SEA
Seattle
LHR
London
$507 Roundtrip, found 11 hours ago
$507
Roundtrip
found 11 hours ago
Select Virgin Atlantic flight, departing Mon, Jul 28 from Seattle to London, returning Thu, Aug 14, priced at $507 found 11 hours ago
Virgin Atlantic
Mon, Jul 28 - Thu, Aug 14
SEA
Seattle
LHR
London
$515 Roundtrip, found 11 hours ago
$515
Roundtrip
found 11 hours ago
Select Virgin Atlantic flight, departing Mon, Jul 28 from Seattle to London, returning Thu, Aug 14, priced at $515 found 11 hours ago
Flights from Seattle (SEA) to London (LHR)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Heathrow
Airlines serving
Aer Lingus, Air Canada, Air France, Alaska Airlines, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, Turkish Airlines, United, Virgin Atlantic, WestJet
Popular airline
Lufthansa
Distance
4786 mi
Average flight time
17 hours 33 mins

Frequently asked questions

How much is a Virgin Atlantic flight from Seattle - Tacoma Intl. Airport (SEA) to Heathrow Airport (LHR)?
You'll find affordable return Virgin Atlantic flights from $450 from SEA to LHR by organizing your results from "Price (lowest to highest)" on Expedia. Or search for deals from $425 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SEA to LHR with Virgin Atlantic?
January is one of the cheapest months to fly to London with Virgin Atlantic. You could also find excellent prices on one-way and return tickets in February.
What is the cheapest time to book flights from Seattle - Tacoma Intl. Airport (SEA) to Heathrow Airport (LHR) with Virgin Atlantic?
To discover affordable flights from SEA to LHR with Virgin Atlantic, start searching about one month before your planned departure. You can save 17% when you book your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another good tip? Booking on Sunday offers average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Virgin Atlantic fly nonstop from Seattle - Tacoma Intl. Airport (SEA) to Heathrow Airport (LHR)?
Skip the layovers and fly from Seattle - Tacoma Intl. Airport (SEA) to Heathrow Airport (LHR) on one of Virgin Atlantic's 7 weekly direct flights. Apply our "Nonstop" and "Airline" filters to find the Virgin Atlantic flight that'll arrive at LHR at your preferred time.
How long does it take to fly from SEA to LHR with Virgin Atlantic?
From takeoff to arrival, a direct Virgin Atlantic flight from Seattle - Tacoma Intl. Airport (SEA) to Heathrow Airport (LHR) typically takes 9h 25m.
What is the earliest Virgin Atlantic flight from SEA to LHR?
The earliest Virgin Atlantic flight from SEA to LHR departs at 5:45PM UTC-8, touching down at 11:10AM UTC+0. If you prefer to head off later in the day, the last Virgin Atlantic flight leaves SEA at 5:45PM UTC-8 and lands at LHR at 11:10AM UTC+0. Flying early is generally a smart choice as morning and mid-morning flights are less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Virgin Atlantic fly into in London?
Virgin Atlantic flights from Seattle - Tacoma Intl. Airport (SEA) to London arrive at Heathrow Airport (LHR). This is the main entry point to this destination.
What kind of luggage can I take on a Virgin Atlantic flight from Seattle - Tacoma Intl. Airport (SEA) to Heathrow Airport (LHR)?
On a standard economy flight with Virgin Atlantic from SEA to LHR, passengers can bring 1 checked-in bag up to 50 lb with dimensions not exceeding 81 inches in total. For carry-on, you can have 1 cabin bag weighing up to 26 lb and measuring no more than 45 inches. Weight and size allowances may vary depending on the cabin class you're in and airfare type. To make sure you won't face additional fees at the airport, check your Virgin Atlantic booking or look up the airline's website before loading up your suitcase.
Why fly with Virgin Atlantic from SEA to LHR?
With a rewarding loyalty program and a 4-star airline rating, Virgin Atlantic is a popular option for many travelers heading from SEA to LHR. Plus, if you're a Virgin Atlantic Flying Club and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which you can put toward future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does Virgin Atlantic fly from Seattle - Tacoma Intl. Airport (SEA) to Heathrow Airport (LHR)?
Virgin Atlantic generally operates Boeing 787-9 planes for journeys from Seattle - Tacoma Intl. Airport (SEA) to Heathrow Airport (LHR). Remember that aircraft type can change depending on operational requirements, so the plane you'll be on might be different on the day.
Can I change or cancel my Virgin Atlantic flight from Seattle - Tacoma Intl. Airport (SEA) to Heathrow Airport (LHR)?
Depending on the ticket type you purchased, a fee generally applies if you cancel or reschedule your flight more than 24 hours after confirmation. To secure flexible fares, select our "No cancel fee" or "Changes included" filter while searching for flights. For more details on changing or canceling your reservation, head to "Trips," select your flight and tick "Manage Booking."

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*Available to One Key members.