Cheap Flights to Seattle from £219 in 2026

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Flight deals to Seattle

Looking for a cheap last-minute deal or the best return flight to Seattle? Find the biggest savings on one-way and return tickets right here.

Seattle.£344 per passenger.Departing Mon, 13 Apr, returning Mon, 27 Apr.Return flight with Ryanair and Icelandair.Outbound indirect flight with Ryanair, departs from Manchester on Mon, 13 Apr, arriving in Seattle / Tacoma International.Inbound indirect flight with Icelandair, departs from Seattle / Tacoma International on Mon, 27 Apr, arriving in Manchester.Price includes taxes and charges.From £344, select.

Seattle.£378 per passenger.Departing Mon, 13 Apr, returning Mon, 4 May.Return flight with Ryanair and Icelandair.Outbound indirect flight with Ryanair, departs from London Stansted on Mon, 13 Apr, arriving in Seattle / Tacoma International.Inbound indirect flight with Icelandair, departs from Seattle / Tacoma International on Mon, 4 May, arriving in London Stansted.Price includes taxes and charges.From £378, select.

Seattle.£387 per passenger.Departing Fri, 1 May, returning Mon, 4 May.Return flight with Ryanair and Icelandair.Outbound indirect flight with Ryanair, departs from Manchester on Fri, 1 May, arriving in Seattle / Tacoma International.Inbound indirect flight with Icelandair, departs from Seattle / Tacoma International on Mon, 4 May, arriving in Manchester.Price includes taxes and charges.From £387, select.

Seattle.£410 per passenger.Departing Mon, 2 Mar, returning Sun, 8 Mar.Return flight with Ryanair and Icelandair.Outbound indirect flight with Ryanair, departs from London Stansted on Mon, 2 Mar, arriving in Seattle / Tacoma International.Inbound indirect flight with Icelandair, departs from Seattle / Tacoma International on Sun, 8 Mar, arriving in London Stansted.Price includes taxes and charges.From £410, select.

Seattle.£414 per passenger.Departing Fri, 13 Mar, returning Sun, 19 Apr.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from London Gatwick on Fri, 13 Mar, arriving in Seattle / Tacoma International.Inbound indirect flight with Icelandair, departs from Seattle / Tacoma International on Sun, 19 Apr, arriving in London Gatwick.Price includes taxes and charges.From £414, select.

Seattle.£424 per passenger.Departing Thu, 26 Feb, returning Mon, 2 Mar.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from London Gatwick on Thu, 26 Feb, arriving in Seattle / Tacoma International.Inbound indirect flight with Icelandair, departs from Seattle / Tacoma International on Mon, 2 Mar, arriving in London Heathrow.Price includes taxes and charges.From £424, select.

Seattle.£426 per passenger.Departing Thu, 8 Oct, returning Mon, 19 Oct.Return flight with Ryanair and Icelandair.Outbound indirect flight with Ryanair, departs from Manchester on Thu, 8 Oct, arriving in Seattle / Tacoma International.Inbound indirect flight with Icelandair, departs from Seattle / Tacoma International on Mon, 19 Oct, arriving in Manchester.Price includes taxes and charges.From £426, select.

Seattle.£428 per passenger.Departing Sat, 16 May, returning Sun, 27 Sep.Return flight with Vueling Airlines and Icelandair.Outbound indirect flight with Vueling Airlines, departs from London Gatwick on Sat, 16 May, arriving in Seattle / Tacoma International.Inbound indirect flight with Icelandair, departs from Seattle / Tacoma International on Sun, 27 Sep, arriving in London Gatwick.Price includes taxes and charges.From £428, select.

Find the cheapest time to fly to Seattle

Flexible on travel dates? Find the cheapest month – or even day – to fly to Seattle.

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Airports in Seattle

Compare routes to Seattle below. You may find an airport to fly into that's cheaper, faster, or easier.

Direct flights to Seattle

Frequently asked questions

How long is the flight to Seattle?

The average flight time to Seattle is 10 hours and 12 minutes. We've calculated this based on journeys from London.

How many airports are there in Seattle?

There are 4 airports in Seattle: Seattle Lake Union SPB, Seattle Boeing Fld, Seattle / Tacoma International, and Paine Field.

Which airlines offer direct flights to Seattle?

KLM, Air France, Virgin Atlantic, Alaska Airlines, Delta, Aer Lingus, American Airlines and Finnair all fly direct to Seattle.

When is the cheapest time to fly to Seattle?

The cheapest month to fly to Seattle is usually April.

How can I find the best flight deal to Seattle?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Seattle but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

Can I get a direct flight to Seattle?

Yes – you can fly direct to Seattle / Tacoma International Airport and the average flight time is 10 hours and 12 minutes.

How much are return flights to Seattle?

The best price we found for a return flight to Seattle is £344. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which is the cheapest airport in Seattle?

The cheapest airport near Seattle is Seattle / Tacoma International – which is 12.1 miles away from the centre of Seattle. We've found flights into this airport from £344.

Which upcoming date is cheapest to fly to Seattle on?

After crunching the numbers on our flight calendar, we found that the cheapest date to fly to Seattle is Monday, 13 April 2026.

When is the best time to book flights to Seattle?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Seattle is around 40 days in advance, so don’t leave your flight to the last minute.

What’s the weather like in Seattle?

The average temperature in Seattle in February is around 4°C. The warmest month in Seattle is typically August, which averages 23°C. The coolest month is December, with temperatures averaging 0°C. The rainiest month is November, and it usually rains the least in July.

Which is the cheapest airline to fly to Seattle with?

Currently, Ryanair and British Airways offer the cheapest flight tickets to Seattle.

Flying to Seattle

The things to know before you go.

Cheapest flight found	£344
Cheapest month to fly	April
Average flight time	10 hrs, 12 mins
Most popular airline	KLM
Average flights per week	160

Discover Seattle

How to find cheap flights to Seattle

£344 is the cheapest price for a round-trip flight to Seattle. For a one-way plane ticket, the lowest fare is £219.
Catch fare drops as they happen with Price Alerts delivered right to your inbox or app. Simply sign up for these automatic notifications and book at the perfect time, every time.
The earlier you book, the better. You might even be able to find some amazing early bird deals for your flight.
Click on 'Add nearby airports' during your search to boost your chances of scoring cheap flights to Seattle. This will give you more choices for where you take off and land, along with different prices.
Indirect routes are often cheaper, so search for flights that come with a stop or two. Once your results show up, select the 'Stops' filter to explore your options.

Best time to go to Seattle

Take advantage of the 'Whole month' tool if your travel dates are flexible. Browse fares for an entire month and find a flight that fits your itinerary and budget.
July is the most popular month to fly. The city is usually at its busiest, making it the perfect time to explore.
May is the quietest month to travel if you're after a more relaxed vibe. You'll typically find cheaper prices on plane tickets to Seattle then.
With averages of between 12ºC and 28ºC, August is when Seattle is warmest. Plan your visit around your weather preferences to make the most of your time here.
February is when temperatures are at their coolest, between -1ºC and 11ºC.
July often brings more sun than cloud. With two days of rainfall on average, this is the driest month in Seattle.
January brings the wettest conditions. You can expect around 13 days of rainfall.

Travelling to Seattle: what you need to know

Seattle-Tacoma International Airport (SEA) and Lake Union Sea Plane Base Airport (LKE) are where you can jet into for your Seattle flight.
The busiest airport serving the city is Seattle-Tacoma International Airport (SEA).
Avoid the layovers and take a direct flight to Seattle. Alaska Airlines flies straight to this destination.
You'll be in the UTC-7 timezone when you reach Seattle.
Book your ticket and then find the perfect place to stay. Start your search with a few crowd favourites:

Getting to central Seattle from Seattle-Tacoma International Airport (SEA)

Central Seattle is about 23 kms (14 miles) from SEA, the city's main gateway.
Once you've touched down from your flight to Seattle, reaching the centre by car will take around 20 minutes.
The trip when using public transport takes about 55 minutes.
Crawl into bed shortly after your flight to Seattle. Put your bags down at one of these stays near Seattle-Tacoma International Airport and you'll be snoozing in no time:
Line up a car hire at SEA and get to know parts of Seattle that aren't on a typical itinerary. You can grab your wheels from Thrifty.

Seattle highlights

Put these leading sights on your must-see list after hopping off your flight to Seattle:
- Space Needle: A classic spot to start your sightseeing, this landmark is located around 0.16 kms (0.10 miles) northwest of the city centre.
- Made in Washington Pike Place Market: Here's where you can sneak in some spending when exploring Seattle. You'll find this shopping area roughly 2 kms (1 mile) southeast of the centre.
- The Museum of Flight: This is just one more reason to visit this city. A top landmark, it's around 11 kms (7 miles) south of the heart of Seattle.

Explore more of the United States

The United States has plenty more surprises in store. Carry on to Portland, located around 241 kms (150 miles) south of Seattle. Portland Japanese Garden, Great Northwest and Peninsula Park Rose Garden have to be on your must-see list. Portland International Airport (PDX) is the most conveniently located airport for this city.
Tacoma might just become one of your favourite stops in the United States. You'll find it around 40 kms (25 miles) south of Seattle. LeMay - America's Car Museum, Chihuly Bridge of Glass and Point Defiance Park are high on many visitors' lists.
Or venture to Vancouver, roughly 225 kms (140 miles) south of Seattle. Vancouver Waterfront, Reconstructed HBC Fort Vancouver and Fort Vancouver National Historic Site Garden are among the many reasons to visit.

Complete your trip with a Seattle car hire

Rent a car in the city and take the wheel when you're ready. Browse the range of car rentals in Seattle and discover all top deals with one simple search. You can also compare rental cars on everything from fuel policy and mileage to cleanliness and customer service.