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Cheap flights from Washington to Cardiff (CWL) from $859

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/30. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SEA — CWL
May 16 — May 231
From?
To?
Thu 5/16
Thu 5/23
1 adult, Economy
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What is the cheapest month to fly from State of Washington to Cardiff?

Our data shows that December tends to be the cheapest month to fly to Cardiff from State of Washington. Users have commonly found prices around $1,096 for the month, but tickets can be as low as $783. Due to multiple factors, prepare for potentially higher prices in June.

When is the cheapest time to fly from State of Washington to Cardiff (WA - CWL)?

When flying from State of Washington to Cardiff, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap KLM flights from Washington to Cardiff

Explore cheap flight options specifically provided by KLM for the route between Washington and Cardiff. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,659,571 searches. Data last updated May 11, 2024.
Sun 6/96:05 pmSEA - CWL
1 stop14h 40mKLM
Sun 6/165:15 pmCWL - SEA
1 stop25h 05mKLM
Deal found 5/11$957
Sun 6/97:50 amSEA - CWL
2 stops17h 25mKLM
Sun 6/165:15 pmCWL - SEA
1 stop25h 05mKLM
Deal found 5/11$1,011
Sat 6/157:10 amSEA - CWL
2 stops18h 05mKLM
Fri 9/139:45 amCWL - SEA
2 stops20h 11mKLM
Deal found 5/11$1,071
Sat 6/157:10 amSEA - CWL
2 stops18h 05mKLM
Fri 9/135:15 pmCWL - SEA
1 stop25h 10mKLM
Deal found 5/11$1,185
Sun 6/97:50 amSEA - CWL
2 stops17h 25mKLM
Sun 6/169:45 amCWL - SEA
2 stops17h 25mKLM
Deal found 5/11$1,261
Sat 6/156:05 pmSEA - CWL
1 stop14h 40mKLM
Fri 9/135:15 pmCWL - SEA
1 stop25h 10mKLM
Deal found 5/11$1,493

Cheap Washington to Cardiff flights in May & June 2024

Find cheap flight options from Washington to Cardiff specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,659,571 searches. Prices were last updated on May 11, 2024.
Sun 6/96:05 pmSEA - CWL
1 stop14h 40mKLM
Sun 6/165:15 pmCWL - SEA
1 stop25h 05mKLM
Deal found 5/11$957
Sun 6/97:50 amSEA - CWL
2 stops17h 25mKLM
Sun 6/165:15 pmCWL - SEA
1 stop25h 05mKLM
Deal found 5/11$1,011
Sun 5/267:45 amSEA - CWL
2 stops17h 30mKLM
Sat 6/155:15 pmCWL - SEA
1 stop25h 05mKLM
Deal found 5/10$1,057
Sun 5/267:45 amSEA - CWL
2 stops17h 30mKLM
Sat 6/159:45 amCWL - SEA
2 stops20h 14mKLM
Deal found 5/10$1,067
Sat 6/157:10 amSEA - CWL
2 stops18h 05mKLM
Fri 9/139:45 amCWL - SEA
2 stops20h 11mKLM
Deal found 5/10$1,070
Sat 6/157:10 amSEA - CWL
2 stops18h 05mKLM
Fri 9/139:45 amCWL - SEA
2 stops20h 11mKLM
Deal found 5/11$1,071
Fri 5/317:45 amSEA - CWL
2 stops17h 30mKLM
Fri 6/75:15 pmCWL - SEA
1 stop25h 05mKLM
Deal found 5/10$1,182
Sat 6/157:10 amSEA - CWL
2 stops18h 05mKLM
Fri 9/135:15 pmCWL - SEA
1 stop25h 10mKLM
Deal found 5/10$1,185
Sun 6/97:50 amSEA - CWL
2 stops17h 25mKLM
Sun 6/169:45 amCWL - SEA
2 stops17h 25mKLM
Deal found 5/11$1,261

Washington to Cardiff 2024 flight deals

Discover exclusive flight deals for travel between Washington and Cardiff in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,659,571 searches. Data last updated May 11, 2024.
Wed 10/303:35 pmSEA - CWL
1 stop18h 20mVirgin Atlantic
Sun 11/35:25 pmCWL - SEA
1 stop24h 50mVirgin Atlantic
Deal found 5/10$859
Tue 10/2912:35 amSEA - CWL
2 stops26h 10mDelta
Sun 11/310:15 amCWL - SEA
1 stop32h 00mDelta
Deal found 5/10$863
Tue 10/2912:35 amSEA - CWL
2 stops26h 10mDelta
Sun 11/310:15 amCWL - SEA
2 stops43h 41mDelta
Deal found 5/10$873
Wed 10/303:35 pmSEA - CWL
1 stop18h 20mVirgin Atlantic
Sun 11/35:25 pmCWL - SEA
1 stop24h 50mVirgin Atlantic
Deal found 5/9$919
Wed 10/308:05 amSEA - CWL
2 stops18h 40mKLM
Sun 11/35:25 pmCWL - SEA
1 stop24h 50mKLM
Deal found 5/10$923
Wed 10/3011:55 amSEA - CWL
2 stops22h 00mVirgin Atlantic
Sun 11/35:25 pmCWL - SEA
1 stop24h 50mVirgin Atlantic
Deal found 5/9$924
Wed 10/309:30 amSEA - CWL
2 stops24h 25mVirgin Atlantic
Sun 11/35:25 pmCWL - SEA
2 stops31h 35mVirgin Atlantic
Deal found 5/9$934
Sun 6/96:05 pmSEA - CWL
1 stop14h 40mKLM
Sun 6/165:15 pmCWL - SEA
1 stop25h 05mKLM
Deal found 5/11$957
Wed 10/306:00 amSEA - CWL
2 stops20h 45mDelta
Sun 11/310:15 amCWL - SEA
2 stops20h 05mDelta
Deal found 5/10$1,006

Find flights from Washington to Cardiff within your budget

Customize your flight search to find flights from Washington to Cardiff 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 2,659,571 searches. Data last updated May 11, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$957 - $1,493

Route

Depart

Return

Price

Seattle/Tacoma IntlCardiff Wales

SEA - CWL

SEACWL

Seattle/Tacoma Intl

Sun 6/9

1 stop14h 40m

Cardiff Wales

Sun 6/16

1 stop25h 05m

$957

Seattle/Tacoma IntlCardiff Wales

SEA - CWL

SEACWL

Seattle/Tacoma Intl

Sun 6/9

2 stops17h 25m

Cardiff Wales

Sun 6/16

1 stop25h 05m

$1,011

Seattle/Tacoma IntlCardiff Wales

SEA - CWL

SEACWL

Seattle/Tacoma Intl

Sat 6/15

2 stops18h 05m

Cardiff Wales

Fri 9/13

2 stops20h 11m

$1,071

Seattle/Tacoma IntlCardiff Wales

SEA - CWL

SEACWL

Seattle/Tacoma Intl

Sat 6/15

2 stops18h 05m

Cardiff Wales

Fri 9/13

1 stop25h 10m

$1,185

Seattle/Tacoma IntlCardiff Wales

SEA - CWL

SEACWL

Seattle/Tacoma Intl

Sun 6/9

2 stops17h 25m

Cardiff Wales

Sun 6/16

2 stops17h 25m

$1,261

Seattle/Tacoma IntlCardiff Wales

SEA - CWL

SEACWL

Seattle/Tacoma Intl

Sat 6/15

1 stop14h 40m

Cardiff Wales

Fri 9/13

1 stop25h 10m

$1,493

Flights are sorted by cheapest first

Deals found on 5/11

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Cardiff

Get insights into the airlines that provide service to Cardiff. 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 Cardiff. Reviews last updated May 11, 2024.
KLM
7.9
Good
1,584 reviews
Check prices

Food

7.3

Crew

8.4

Entertainment

7.2

Boarding

7.8

Overall

7.9

Comfort

7.6

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

KLM
7.9
Good
1,584 reviews
KLM
7.9
Good
1,584 reviews
Check prices

Food

7.3

Crew

8.4

Entertainment

7.2

Boarding

7.8

Overall

7.9

Comfort

7.6

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Related info for your journey

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

  • What airport do you fly into for flights to Cardiff from Washington?

    Located just 9.1 mi from the city center, Cardiff Wales (CWL) is the airport most travelers will use when flying to Cardiff from Washington.

  • Can I find flights from State of Washington to Cardiff for under $1,000 on Cheapflights?

    Yes, there are multiple flights from State of Washington to Cardiff for under $1,000. The cheapest flight booked recently is on KLM for just $957, but on average you can expect to pay $1,163.

  • What does SEA to CWL mean?

    Seattle/Tacoma Intl Airport is SEA and Cardiff Wales Airport is CWL. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. Ready for more IATA code knowledge? These are related airports for your current travel destination: Spokane Airport (GEG), Pasco Tri Cities Airport (PSC), Bellingham Airport (BLI), Everett Paine Field Airport (PAE), Seattle Lake Union Spb Airport (LKE).

  • Can I find deals for flights from Washington to Cardiff that include extra baggage allowance?

    The amount of baggage you can bring on your Washington to Cardiff 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 Washington to Cardiff with specific airlines?

    Yes, Cheapflights allows you to browse and filter Washington to Cardiff 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 Washington to Cardiff that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington to Cardiff 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 Washington to Cardiff that allow pets onboard?

    Many airlines flying from Washington to Cardiff 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 Washington to Cardiff?

    Yes, you can often find last-minute deals on Washington to Cardiff 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 State of Washington to Cardiff flight deals updated?

    The State of Washington to Cardiff flight deals you see on this page were last updated on 5/11.

See more FAQs

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Top 2 airlines flying from Washington to Cardiff

Discover the top 2 airlines that operate flights from Washington to Cardiff. 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 2,659,571 searches. Data last updated May 11, 2024.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$708Average$1,060FlexibilityNo cancel feeOn-time75%
Search KLM flights
DeltaCheapest$765Average$1,022FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
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Search flights from Washington to Cardiff by cabin class

Find flights from Washington to Cardiff, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

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

How does Cheapflights help users find flights from Washington to Cardiff?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Washington to Cardiff. 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 Washington to Cardiff?

Millions of users choose and trust Cheapflights to book the best flight deals from Washington to Cardiff for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes! Cheapflights helps users easily find flights from Washington to Cardiff with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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