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Cheap flights from Seattle to Leeds from £350

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LBA
31 Aug — 7 Sep1
1 adult

Cheap flight deals from Seattle to Leeds

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Leeds (LBA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 26 August 2025.

Round-trip from

£629

One-way from

£350

Popular in

December

Cheapest in

October

Average price

£478
KLM
  • KLM
  • 22/9-29/9
  • 2 total stops
  • 38h 55m total
  • Seattle to Leeds
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Aer Lingus
  • Aer Lingus
  • 5/10
  • 1 total stop
  • 11h 55m total
  • Seattle to Leeds
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Highest demand for flights based on searches. 1% potential increase in price (£9 potential increase over avg. return price).
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Cheapest flight prices on average. 7% potential price decrease (£35 potential savings vs. average return price).
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Average for round-trip flights in August 2025
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Find flight deals from Seattle to Leeds

Cheapest flights from Seattle to Leeds
Explore the most affordable flight options available from Seattle to Leeds. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2025.

Mon 22/917:40SEA - LBA
1 stop21h 10mKLM
Mon 29/906:20LBA - SEA
1 stop17h 45mKLM
Deal found 24/8£629
Mon 22/912:45SEA - LBA
2 stops20h 10mDelta
Mon 29/906:20LBA - SEA
1 stop13h 25mDelta
Deal found 24/8£632
Mon 22/919:00SEA - LBA
3 stops31h 30mMultiple Airlines
Mon 29/919:40LBA - SEA
3 stops33h 00mMultiple Airlines
Deal found 24/8£1,043
Sat 20/1215:05SEA - LBA
1 stop34h 25mKLM
Fri 2/106:10LBA - SEA
2 stops18h 38mKLM
Deal found 25/8£1,256
Sat 20/1207:44SEA - LBA
2 stops24h 36mMultiple Airlines
Fri 2/108:45LBA - SEA
2 stops23h 17mMultiple Airlines
Deal found 25/8£1,333
Fri 19/1200:59SEA - LBA
2 stops24h 31mDelta
Fri 2/106:10LBA - SEA
2 stops20h 39mDelta
Deal found 25/8£1,748
Thu 18/1208:00SEA - LBA
2 stops16h 15mMultiple Airlines
Sat 27/1208:45LBA - SEA
2 stops17h 31mMultiple Airlines
Deal found 25/8£1,824
Fri 19/1208:00SEA - LBA
2 stops16h 15mMultiple Airlines
Sat 27/1208:45LBA - SEA
2 stops17h 31mMultiple Airlines
Deal found 25/8£1,852

Cheapflights Fare Finder

 
Customise your flight search to find flights from Seattle to Leeds that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 26 August 2025.
Use the filters below to find and compare flights from Seattle to Leeds that are best for you.

Fly from

Seattle

Fly to

Leeds

Route

Depart

Return

Price

SeattleLeeds

SEA - LBA

SEALBA

Seattle/Tacoma Intl

Mon 22/9

17:40-22:50

1 stop21h 10m

Leeds/Bradford

Mon 29/9

06:20-16:05

1 stop17h 45m

£629

SeattleLeeds

SEA - LBA

SEALBA

Seattle/Tacoma Intl

Mon 22/9

12:45-16:55

2 stops20h 10m

Leeds/Bradford

Mon 29/9

06:20-11:45

1 stop13h 25m

£632

SeattleLeeds

SEA - LBA

SEALBA

Seattle/Tacoma Intl

Mon 22/9

19:00-10:30

3 stops31h 30m

Leeds/Bradford

Mon 29/9

19:40-20:40

3 stops33h 00m

£1,043

SeattleLeeds

SEA - LBA

SEALBA

Seattle/Tacoma Intl

Sat 20/12

15:05-09:30

1 stop34h 25m

Leeds/Bradford

Fri 2/1

06:10-16:48

2 stops18h 38m

£1,256

SeattleLeeds

SEA - LBA

SEALBA

Seattle/Tacoma Intl

Sat 20/12

07:44-16:20

2 stops24h 36m

Leeds/Bradford

Fri 2/1

08:45-00:02

2 stops23h 17m

£1,333

SeattleLeeds

SEA - LBA

SEALBA

Seattle/Tacoma Intl

Fri 19/12

00:59-09:30

2 stops24h 31m

Leeds/Bradford

Fri 2/1

06:10-18:49

2 stops20h 39m

£1,748

SeattleLeeds

SEA - LBA

SEALBA

Seattle/Tacoma Intl

Thu 18/12

08:00-08:15

2 stops16h 15m

Leeds/Bradford

Sat 27/12

08:45-18:16

2 stops17h 31m

£1,824

SeattleLeeds

SEA - LBA

SEALBA

Seattle/Tacoma Intl

Fri 19/12

08:00-08:15

2 stops16h 15m

Leeds/Bradford

Sat 27/12

08:45-18:16

2 stops17h 31m

£1,852

SeattleLeeds

SEA - LBA

SEALBA

Seattle/Tacoma Intl

Sun 5/10

19:35-15:30

1 stop11h 55m

£350

SeattleLeeds

SEA - LBA

SEALBA

Seattle/Tacoma Intl

Thu 18/9

19:35-08:15

1 stop28h 40m

£440

Flights are sorted by cheapest return flights first.

Deals found on 24/8

Showing 1-10 of 11 results
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Best time to book a flight from Seattle to Leeds

Have a flexible travel schedule? Discover the best time to fly to Leeds from Seattle with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Leeds

What is the cheapest month to book a flight from Seattle to Leeds?

Currently, February is the cheapest month in which you can book a flight from Seattle to Leeds (average of £88). Flying from Seattle to Leeds in November is currently the most expensive (average of £197). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Leeds. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Seattle to Leeds?

    KLM and Delta can get you from Seattle to Leeds in just under 20h 10m. Your travel time can differ by up to 1h. There are 4622 mi between Seattle and Leeds. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from Seattle to Leeds that include hotel bookings?

    Yes. In addition to deals on Seattle to Leeds flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Leeds?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Leeds.

  • Can I find deals for business class flights from Seattle to Leeds?

    Yes. Cheapflights offers flight deals from Seattle to Leeds by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Leeds?

    Currently, February is the cheapest month in which you can book a flight from Seattle to Leeds (average of £88). Flying from Seattle to Leeds in November is currently the most expensive (average of £197). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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How does Cheapflights help users find flights from Seattle to Leeds?

Cheapflights helps you search for flights from Seattle to Leeds via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Leeds?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Seattle to Leeds for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Seattle to Leeds with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Seattle to Leeds, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Seattle to Leeds become cheaper?

Yes, Cheapflights offers price alerts on Seattle to Leeds flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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