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Cheap flights from Leeds to Seattle from £349

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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
LBA — SEA
14 Dec — 21 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Leeds to Seattle

Enter your travel dates to find the best prices.

Best flights from Leeds to Seattle
Discover carefully curated flight deals from Leeds to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 November 2025.

Wed 25/306:10LBA - SEA
1 stop13h 25mDelta
Sun 29/316:55SEA - LBA
2 stops16h 00mDelta
Deal found 12/11£755
Wed 25/306:10LBA - SEA
1 stop13h 25mVirgin Atlantic
Sun 29/317:35SEA - LBA
1 stop21h 15mVirgin Atlantic
Deal found 12/11£755

Cheap flight deals from Leeds to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Leeds (LBA) to Seattle (SEA). 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 14 November 2025.

Round-trip from

£755

One-way from

£349

Popular in

July

Cheapest in

January

Average price

£644
Delta
  • Delta
  • 25/3-29/3
  • 3 total stops
  • 29h 25m total
  • Leeds to Seattle
Search Deals
6/3
  • 6/3
  • 2 total stops
  • 37h 12m total
  • Leeds to Seattle
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£48 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Leeds to Seattle 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 14 November 2025.
Use the filters below to find and compare flights from Leeds to Seattle that are best for you.

Fly from

Leeds

Fly to

Seattle

Route

Depart

Return

Price

LeedsSeattle

LBA - SEA

LBASEA

Leeds/Bradford

Wed 25/3

06:10-12:35

1 stop13h 25m

Seattle/Tacoma Intl

Sun 29/3

16:55-16:55

2 stops16h 00m

£755

LeedsSeattle

LBA - SEA

LBASEA

Leeds/Bradford

Wed 25/3

06:10-12:35

1 stop13h 25m

Seattle/Tacoma Intl

Sun 29/3

17:35-22:50

1 stop21h 15m

£755

LeedsSeattle

LBA - SEA

LBASEA

Leeds/Bradford

Fri 6/3

14:45-19:57

2 stops37h 12m

£349

LeedsSeattle

LBA - SEA

LBASEA

Leeds/Bradford

Fri 6/3

08:45-18:20

1 stop17h 35m

£495

Flights are sorted by cheapest return flights first.

Deals found on 13/11

Best time to book a flight from Leeds to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Leeds 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 Leeds to Seattle

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

Currently, February is the cheapest month in which you can book a flight from Leeds to Seattle (average of £462). Flying from Leeds to Seattle in July is currently the most expensive (average of £598). 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.

What is the cheapest time of day to fly from LBA to SEA?

Find hourly flight availability from Leeds to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 14 November 2025.

A simple way to save on the total cost of your ticket is to fly from Leeds to Seattle at midday. If you’re flexible enough to do this you can expect to save up to 28% on your trip compared to booking a flight in the morning.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated 14 November 2025.
Check out reviews from past customers who have flown with KLM, Air France, andAer Lingus from Leeds to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,411 reviews
Check prices

Boarding

7.8

Comfort

7.7

Food

7.3

Overall

7.7

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,411 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Boarding

7.8

Comfort

7.7

Food

7.3

Overall

7.7

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Air France
7.4
Good
1,487 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Boarding

7.8

Comfort

7.7

Food

7.3

Overall

7.7

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Aer Lingus
7.2
Good
1,370 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Boarding

7.8

Comfort

7.7

Food

7.3

Overall

7.7

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

Find useful and relevant information for your journey from Leeds to Seattle. 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 Leeds to Seattle?

    Airlines like Delta and Virgin Atlantic fly from Leeds to Seattle in about 13h 25m. The time it takes to get you to your destination can typically vary by up to . Leeds and Seattle are separated by a distance of 4622 mi.

  • What are the cheapest airlines flying from Leeds to Seattle round-trip?

    Our cheapest airline available from Leeds to Seattle is Aer Lingus. Our recent data shows that you can find tickets from as low as £533 on this airline. Additional options worth looking into are Air France and KLM, starting at £535 and £570 round-trip. Users have found that Aer Lingus is 24% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Leeds to Seattle 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 Leeds to Seattle?

    Currently, February is the cheapest month in which you can book a flight from Leeds to Seattle (average of £462). Flying from Leeds to Seattle in July is currently the most expensive (average of £598). 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

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
Bothell
SeaTac

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Alternative routes for Leeds to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Leeds to Seattle

Discover the top 3 airlines that operate flights from Leeds to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 14 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest£533Average£800FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Air FranceCheapest£535Average£698FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£570Average£754FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Deals for Leeds to Seattle flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Leeds to Seattle.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Leeds to Seattle flexibly with Cheapflights today.

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

Yes, Cheapflights offers price alerts on Leeds to Seattle 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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