Popular airlines from Seattle to Milton Keynes

British Airways
British Airways
Aer Lingus
Aer Lingus
Lufthansa
Lufthansa
Finnair
Finnair
Air Canada
Air Canada
Alaska Airlines
Alaska Airlines
Iberia
Iberia

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Today's featured flight deals from Seattle to Milton Keynes

Nonstop

Carry-on included

Lower price than typical

Seattle (SEA) to London (LHR).
Departing on Thu, Jul 31 at 8:20pm from Seattle, arriving on Fri, Aug 1 at 1:40pm in London.
Returning on Sat, Aug 9 at 4:25pm from London, arriving on Sun, Aug 10 at 10:39am in Seattle.
British Airways, nonstop.
40% less than typical

$845

Select British Airways flight departing on Thu, Jul 31 at 8:20pm from Seattle, returning on Sat, Aug 9 at 4:25pm from London priced at $845
Seattle (SEA) to London (LHR).
Departing on Fri, Aug 8 at 8:25pm from Seattle, arriving on Sat, Aug 9 at 2:15pm in London.
Returning on Fri, Aug 22 at 6:30am from London, arriving at 11:35am in Seattle.
Delta, nonstop.
50% less than typical

$560

Select Delta flight departing on Fri, Aug 8 at 8:25pm from Seattle, returning on Fri, Aug 22 at 6:30am from London priced at $560
Seattle (SEA) to London (LHR).
Departing on Sun, Aug 3 at 8:25pm from Seattle, arriving on Mon, Aug 4 at 2:15pm in London.
Returning on Wed, Aug 13 at 5:25pm from London, arriving at 7:45pm in Seattle.
Delta, nonstop.
50% less than typical

$517

Select Delta flight departing on Sun, Aug 3 at 8:25pm from Seattle, returning on Wed, Aug 13 at 5:25pm from London priced at $517

Seattle (SEA) to London (LHR).
Departing on Wed, Aug 6 at 8:25pm from Seattle, arriving on Thu, Aug 7 at 2:15pm in London.
Returning on Thu, Aug 14 at 6:30am from London, arriving at 11:35am in Seattle.
Delta, nonstop.
50% less than typical

$510

Select Delta flight departing on Wed, Aug 6 at 8:25pm from Seattle, returning on Thu, Aug 14 at 6:30am from London priced at $510
Seattle (SEA) to London (LHR).
Departing on Thu, Aug 7 at 8:25pm from Seattle, arriving on Fri, Aug 8 at 2:15pm in London.
Returning on Thu, Aug 14 at 6:30am from London, arriving at 11:35am in Seattle.
Delta, nonstop.
45% less than typical

$560

Select Delta flight departing on Thu, Aug 7 at 8:25pm from Seattle, returning on Thu, Aug 14 at 6:30am from London priced at $560
Seattle (SEA) to London (LHR).
Departing on Thu, Aug 7 at 8:25pm from Seattle, arriving on Fri, Aug 8 at 2:15pm in London.
Returning on Thu, Aug 14 at 9:55am from London, arriving at 3:55pm in Seattle.
Delta, nonstop.
45% less than typical

$560

Select Delta flight departing on Thu, Aug 7 at 8:25pm from Seattle, returning on Thu, Aug 14 at 9:55am from London priced at $560
Seattle (SEA) to London (LHR).
Departing on Tue, Jul 29 at 8:25pm from Seattle, arriving on Wed, Jul 30 at 2:15pm in London.
Returning on Tue, Aug 5 at 6:15am from London, arriving at 11:15am in Seattle.
Delta, nonstop.
30% less than typical

$932

Select Delta flight departing on Tue, Jul 29 at 8:25pm from Seattle, returning on Tue, Aug 5 at 6:15am from London priced at $932
Seattle (SEA) to London (LHR).
Departing on Wed, Aug 6 at 8:25pm from Seattle, arriving on Thu, Aug 7 at 2:15pm in London.
Returning on Tue, Aug 12 at 5:25pm from London, arriving at 7:45pm in Seattle.
Delta, nonstop.
45% less than typical

$517

Select Delta flight departing on Wed, Aug 6 at 8:25pm from Seattle, returning on Tue, Aug 12 at 5:25pm from London priced at $517
Seattle (SEA) to London (LHR).
Departing on Wed, Aug 6 at 8:25pm from Seattle, arriving on Thu, Aug 7 at 2:15pm in London.
Returning on Thu, Aug 14 at 1:25pm from London, arriving at 3:30pm in Seattle.
Delta, nonstop.
45% less than typical

$517

Select Delta flight departing on Wed, Aug 6 at 8:25pm from Seattle, returning on Thu, Aug 14 at 1:25pm from London priced at $517

Cheap Flights from Seattle to Milton Keynes (SEA-LON)

Prices were available within the past 7 days and start at $298 for one-way flights and $410 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All deals

One way

Roundtrip

Tue, Aug 12 - Thu, Aug 21

SEA

Seattle

LHR

London

$410

Roundtrip

found 8 hours ago

Fri, Aug 8 - Tue, Aug 12

SEA

Seattle

LHR

London

$445

Roundtrip

found 9 hours ago

Fri, Aug 8 - Tue, Aug 12

SEA

Seattle

LHR

London

$450

Roundtrip

found 9 hours ago

Mon, Oct 27 - Wed, Nov 5

SEA

Seattle

LHR

London

$478

Roundtrip

found 1 day ago

Fri, Oct 17 - Sun, Oct 19

SEA

Seattle

LHR

London

$494

Roundtrip

found 1 hour ago

Wed, Nov 12 - Wed, Nov 19

SEA

Seattle

LHR

London

$502

Roundtrip

found 6 hours ago

Find the cheapest month to fly from Seattle (SEA) to London (LHR)

October is typically the cheapest month to fly

From $480 - $866 per traveler.

Unlock instant savings with Member Prices

Flights to Milton Keynes from Seattle - $298

Travelers

Popular airlines from Seattle to Milton Keynes

Plan, book, fly with confidence

Be in the know

Book smarter

Earn twice

Today's featured flight deals from Seattle to Milton Keynes

Cheap Flights from Seattle to Milton Keynes (SEA-LON)

Find the cheapest month to fly from Seattle (SEA) to London (LHR)

October is typically the cheapest month to fly

Explore a world of travel with Expedia

Unlock instant savings with Member Prices

Flights to Milton Keynes from Seattle - $298

Popular airlines from Seattle to Milton Keynes

Plan, book, fly with confidence

Be in the know

Book smarter

Earn twice

Today's featured flight deals from Seattle to Milton Keynes

Cheap Flights from Seattle to Milton Keynes (SEA-LON)

Find the cheapest month to fly from Seattle (SEA) to London (LHR)

October is typically the cheapest month to flyOctober is typically the cheapest month to fly

Graph displaying average flight prices per month

Explore a world of travel with Expedia

October is typically the cheapest month to fly