Cheap flights from London to Seattle from C$ 296

Currently, October is the cheapest month in which you can book a flight from London, Ontario to Seattle (average of C$ 299). Flying from London, Ontario to Seattle in August is currently the most expensive (average of C$ 432). 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.

• Can I find flights from London, Ontario to Seattle for under C$ 600 on Cheapflights?

  Yes, there are multiple flights from London, Ontario to Seattle for under C$ 600. The cheapest flight booked recently is on United Airlines for just C$ 599, but on average you can expect to pay C$ 820.

• What are the cheapest airlines flying from London, Ontario to Seattle round-trip?

  According to our current data, United Airlines (C$ 599), Air Canada (C$ 629), and Delta (C$ 635) offers the cheapest pricing from London, Ontario to Seattle. United Airlines is 22% cheaper than the average price of flights available within the next 90 days to this destination.

• What are the cheapest airlines to fly from London, Ontario to Seattle one-way?

  For one-way options, check prices for WestJet. According to our data, you can fly for as low as C$ 296. Users have also found prices from C$ 338 and C$ 354 on Delta and United Airlines, respectively.

• What does YXU to SEA mean?

  YXU and SEA are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. YXU to SEA refers to a flight route from London Airport to Seattle/Tacoma Intl Airport.

• Can I find deals for flights from London to Seattle that include extra baggage allowance?

  The amount of baggage you can bring on your London to Seattle flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

• Can I find deals on flights from London to Seattle with specific airlines?

  Yes, Cheapflights allows you to browse and filter London to Seattle flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

  Yes. Cheapflights offers flight deals from London 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.

• Can I find deals for flights from London to Seattle that allow pets onboard?

  Many airlines flying from London to Seattle offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

• Can I find deals on last-minute flights from London to Seattle?

  Yes, you can often find last-minute deals on London to Seattle flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

• How recently were the London, Ontario to Seattle flight deals updated?

  The London, Ontario to Seattle flight deals you see on this page were last updated on 25/4.