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Cheap flights from Cardiff to Seattle

CWL — SEA
26 Nov — 3 Dec1
1 adult

Cheap flight deals from Cardiff to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Cardiff (CWL) 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 21 November 2024.

Round-trip from

£486

Popular in

October

Cheapest in

January

Average price

£701
From Cardiff Wales to Seattle/Tacoma Intl
High demand for flights, 16% potential price rise
Best time to find cheap flights, 25% potential price drop
Average for round-trip flights in November 2024

Travel insights for flights from Cardiff to Seattle

Get recent, data-driven insights about flights from Cardiff to Seattle including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Cardiff to Seattle (average of £616). Flying from Cardiff to Seattle in July is currently the most expensive (average of £841). 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.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

Related info for your journey

Find useful and relevant information for your journey from Cardiff to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find deals for flights from Cardiff to Seattle that include hotel bookings?

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Cardiff to Seattle (average of £616). Flying from Cardiff to Seattle in July is currently the most expensive (average of £841). 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.

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Alternative routes for Cardiff to Seattle

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Cardiff to Seattle

Discover the top airline that operate flights from Cardiff 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 939,815 searches. Data last updated 21 November 2024.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£533Average£718FlexibilityNo 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 Cardiff to Seattle?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Cardiff to Seattle. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights helps you find that perfect flight to Seattle from Cardiff by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

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

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

Yes! Start tracking prices for Cardiff to Seattle flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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