$271 Cheap Flights from Seattle–Tacoma International to Gatwick
One-way
Departing from
Seattle–Tacoma International
Going to
Gatwick
London (LGW)
United Kingdom • April, 2026
82% AI deal score
$840 $438
London (LGW)
United Kingdom • June, 2026
82% AI deal score
$1,065 $542
London (LGW)
United Kingdom • April, 2026
81% AI deal score
$840 $271
Top Cheap Flight Deals from Seattle–Tacoma International to Gatwick
Recent round-trip flight deals to Gatwick
Mon, Apr 13 - Thu, Apr 30
Cheapest
Seattle (SEA) - London (LGW)
Icelandair airlines • 1 stop • Reykjavik (KEF)
London (LGW) - Seattle (SEA)
Icelandair airlines • 1 stop • Reykjavik (KEF)
$840
$732
-$108
13%
Sat, Apr 18 - Thu, Apr 30
Seattle (SEA) - London (LGW)
Icelandair airlines • 1 stop • Reykjavik (KEF)
London (LGW) - Seattle (SEA)
Icelandair airlines • 1 stop • Reykjavik (KEF)
$840
$730
-$110
13%
Sun, Apr 19 - Wed, Apr 29
Seattle (SEA) - London (LGW)
Icelandair airlines • 1 stop • Reykjavik (KEF)
London (LGW) - Seattle (SEA)
Icelandair airlines • 1 stop • Reykjavik (KEF)
$840
$730
-$110
13%
Sat, Apr 25 - Thu, Apr 30
Seattle (SEA) - London (LGW)
Icelandair airlines • 1 stop • Reykjavik (KEF)
London (LGW) - Seattle (SEA)
Icelandair airlines • 1 stop • Reykjavik (KEF)
$840
$733
-$107
13%
Tue, Apr 21 - Thu, Apr 30
Seattle (SEA) - London (LGW)
Icelandair airlines • 1 stop • Reykjavik (KEF)
London (LGW) - Seattle (SEA)
Icelandair airlines • 1 stop • Reykjavik (KEF)
$840
$733
-$107
13%
Mon, Apr 13 - Fri, Apr 24
Seattle (SEA) - London (LGW)
Icelandair airlines • 1 stop • Reykjavik (KEF)
London (LGW) - Seattle (SEA)
Icelandair airlines • 1 stop • Reykjavik (KEF)
$840
$737
-$103
12%
The cheapest time to fly to Gatwick
Ready to jet to Gatwick on a budget? Check out these popular routes with surprisingly cheap fares (one-way prices):
Last-Minute Flights from Seattle–Tacoma International to Gatwick
Need to get to Gatwick ASAP? Even if you're booking a flight on short notice, there are often last-minute deals available:
Next 2 weeks deals
Last Minute London Deals!
In the next two weeks, fly to London from $732!
⌛ Last-Minute
Seattle - LGW
A great last-minute steal for a cross-country flight.
Found 5 days ago
$737
round-trip
Facts About Flights from Seattle–Tacoma International to London
To help you plan your journey, here are some quick London flight facts and tips.
London airports
Gatwick is served by a number of public airports in the London area and the South East of England. Heathrow (LHR) is London's largest airport, offering an extensive range of international and domestic flights. Gatwick (LGW) itself is a major international airport located south of London, serving a variety of destinations. London Stansted (STN), situated to the northeast of London, is a hub for low-cost carriers and European flights. Luton (LTN), located north of London, also caters to budget airlines and offers a range of European destinations. London City (LCY), known for its convenient location close to Central London, primarily serves business travelers with short-haul flights. Finally, London Southend (SEN), located further east, provides a smaller selection of flights, often with budget airlines.
Heathrow (LHR)
London, United Kingdom
Gatwick (LGW)
London, United Kingdom
London Stansted (STN)
London, United Kingdom
Luton (LTN)
London, United Kingdom
London City (LCY)
London, United Kingdom
London Southend (SEN)
London, United Kingdom
Pro tip: search “London (Any)” to see fares to all London airports – sometimes one is cheaper than the others on your dates.
Insights for flights to Gatwick
Cheapest airport
Paris Orly (ORY)
Paris Orly Airport (ORY) is a major international airport located partially in Orly, France. Paris Orly Airport is the second busiest airport in France, handling mostly domestic and European flights. Don't be fooled by its smaller size; this airport still offers a gateway to the City of Lights!
Nonstop vs. 1-stop
50+ cities
Gatwick is a secondary airport that still offers connections to over 50 cities, making it a handy option for travelers! Popular routes include those to major European cities like Barcelona and Rome, as well as transatlantic flights to destinations in the US and Caribbean.
LGW Airport Deal Stats
Current most discounted routes
Avg. most discounted routes (last 3 months)
LGW airport insights
Best days to catch a deal
Wed, Tue
Based on the provided data, Wednesday has the highest count, suggesting it's the best day to find cheap flight deals from Gatwick. Saturday has the lowest count, implying it might be the least advantageous day to search for deals.
Avg. deal survival time
19.9 hours
Deals from Gatwick airport survive an average of 19.9 hours. Be sure to book quickly, as deals can disappear fast!
Rare deal frequency
14 deals
In the past month, we've identified 14 rare deals for flights departing from Gatwick Airport. These exceptional offers, scoring 90+ on our AI Deal Score, typically include mistake fares, special promotions, or ultra-discounts.
Average price drop
-81%
The average price drop for flights departing from Gatwick Airport is an impressive 81.3%, offering significant potential savings for travelers. This substantial decrease suggests that booking flights from Gatwick at the right time could lead to considerable discounts.
Next 4 weeks: deal forecast
Gatwick Forecast Next Month
The forecast for Gatwick Airport next month, May 2026, indicates stable flight prices with a slight increase expected due to the start of the summer travel season. No significant price drops are anticipated, so booking in advance is recommended.
Top 5 biggest price drops (last 3 months)
Found on March 31
Szczecin - LGW
$2,310 → $69
97%
Found on March 31
Monastir - LGW
$2,328 → $111
95%
Found on March 27
Aktau - LGW
$2,090 → $178
91%
Found on March 26
Timișoara - LGW
$880 → $81
91%
Found on March 31
Nottingham - LGW
$1,120 → $99
91%
Check these nearby airports too
Looking for more options? These airports near LGW sometimes drop rare deals too:
Bournemouth (BOH)
~7 rare deals/month
London City (LCY)
~13 rare deals/month
Southampton (SOU)
~9 rare deals/month
If you’re flexible with departure cities, it’s worth keeping an eye on nearby airports — especially BOH and LCY for long-haul deal surprises.
When Is the Best Time to Fly from Seattle–Tacoma International to Gatwick
Timing is everything when hunting for cheap flights. Here are data-backed insights on the best times to fly to Gatwick:
Cheapest month
January
Cheapest month
January is often the cheapest month to fly to London City. The city is less crowded, and you can enjoy a more relaxed experience. Plus, you'll find great deals on flights and accommodations, making it a budget-friendly time to explore London.
Best day to book
Tuesday
Best day to book
Tuesday is often the best day to book a flight to London City. Airlines tend to release deals early in the week, so keep an eye out! You might snag a lower price by booking mid-week, leaving you with more money to spend on fish and chips.
Cheapest days to fly
Wednesday
Cheapest days to fly
Flying on a Wednesday is often the cheapest option for London City. Mid-week flights are typically less in demand, which means lower prices for you. Take advantage of these savings and treat yourself to a show in the West End!
Advance booking sweet spot
2 months
Advance booking sweet spot
Booking about two months in advance is often the sweet spot for flights to London City. This allows you to balance availability and affordability. You'll have a better chance of finding the perfect flight at a price that won't break the bank, so start planning early!
Gatwick Airports & Ground Transportation
One big question for travelers is which Gatwick airport to fly into. Here’s a quick guide to Gatwick’s airports and how to get to the city from each:
Heathrow Airport (LHR)
Heathrow, London's primary international airport, is a bustling hub with a plethora of shops, restaurants, and lounges to keep you entertained. Located about 15 miles west of central London, it's well-connected by the Heathrow Express train, offering a swift 15-minute ride to Paddington Station. You can also take the Elizabeth line, the London Underground (Piccadilly line), or various bus routes, though these options take longer. With its multiple terminals and extensive flight network, Heathrow connects London to the world, making it a key gateway for travelers, just be prepared for potential crowds!
Tip: Consider using the Heathrow Express for the quickest journey into central London.
Gatwick Airport (LGW)
Gatwick Airport, situated approximately 30 miles south of Central London, serves as another major international gateway. The airport boasts a wide array of shops, restaurants, and passenger services. Getting into London is a breeze via the Gatwick Express train, which whisks you to Victoria Station in around 30 minutes. Southern and Thameslink trains also provide regular services, albeit with a slightly longer journey time. Gatwick is known for its efficient operations and a good range of both scheduled and charter flights.
What to Do in London
London isn’t just about getting there – it’s about enjoying the country once you arrive! Here are some top things to do in London, organized by interest:
Sightseeing & landmarks
Get ready to explore iconic landmarks like the Tower of London, Buckingham Palace, and the Houses of Parliament. Don't forget to take a spin on the London Eye for breathtaking panoramic views of the city!
Arts & culture
Immerse yourself in London's vibrant arts scene with a visit to world-class museums like the British Museum and the National Gallery. Catch a captivating performance in the West End theatre district.
Food & nightlife
Indulge in London's diverse culinary scene, from traditional afternoon tea to trendy street food markets. Experience the city's buzzing nightlife in lively pubs, stylish cocktail bars, and music venues.
Shopping & fashion
Shop 'til you drop in London's famous shopping destinations like Oxford Street, Bond Street, and Covent Garden. Discover unique fashion finds, luxury brands, and quirky vintage shops.
Nearby getaways
Escape the city bustle with a day trip to charming destinations like Windsor Castle, Stonehenge, or the picturesque Cotswolds. Explore the beautiful English countryside and historic towns just a short distance from London.
No matter your interest – be it art, food, nightlife, or nature – London has something for everyone. And the best part? Many events and attractions refresh throughout the year, so there’s always something new to experience each visit.
Events in London This Month
easter hunt at vauxhall city farm 2026
Participate in our annual Easter Egg Hunt this Easter! Head to our Community Garden to search for hidden eggs and clues, which you can then exchange for a delicious chocolate egg. Enjoy a fun-filled Easter activity with the whole family.
lush stratford city | easter half-term bath bomb workshop
Join us this Easter half-term at Lush Stratford City and create your very own adorable Munching Bunny bath bomb for only £3.50! This Easter Half-Term, learn how to make bath bombs at Lush Stratford City.
London Weather
Weather in London
Wed, Apr 1
20%
13° 6°
20%
Thu, Apr 2
Frequently Asked Questions About Flights to Gatwick
Pro Tips for Finding Cheap Flights to Gatwick
Finally, to wrap up, here’s a cheat sheet of pro tips that experienced travelers use to save on Gatwick flights:
Be Flexible With Your Dates: Sometimes flying a day earlier or later can drastically reduce the price. Play around with different dates to see what hidden gems you can unearth!
Consider Nearby Airports: Gatwick isn't the only airport around! Check out flights into Heathrow, Stansted, or Luton – you might find a steal and a scenic train ride to Gatwick.
