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Cheap flights from Washington to Cardiff from £583

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/10. 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
4 Jun — 11 Jun1
1 adult
Tue 4/6
Tue 11/6

What is the cheapest month to fly from State of Washington to Cardiff?

The best pricing can be found in the month of December. Prices to Cardiff from State of Washington average £857. You can even find prices in December for less than £857, as users have found deals to Cardiff from as low as £616. The month of June appears to be one of the more expensive times to travel to Cardiff from State of Washington. Flying in the targeted month can save you up to 51%.

What is the cheapest time of day to fly from WA to 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 908,271 searches. Data last updated 30 May 2024.
Take a peek at the cheapest KLM flights we've detected travelling from Washington to Cardiff. Come back soon if you're not finding the exact deal you're looking for.
Wed 12/613:30SEA - CWL
1 stop19h 15mKLM
Wed 19/609:45CWL - SEA
1 stop14h 50mKLM
Deal found 29/5£904
Wed 12/613:30SEA - CWL
1 stop19h 15mKLM
Wed 19/609:45CWL - SEA
1 stop14h 50mKLM
Deal found 30/5£915
Wed 12/607:50SEA - CWL
2 stops17h 25mKLM
Wed 19/609:45CWL - SEA
1 stop14h 50mKLM
Deal found 30/5£919
Wed 12/607:50SEA - CWL
2 stops17h 25mKLM
Wed 19/609:45CWL - SEA
1 stop14h 50mKLM
Deal found 29/5£958
Sat 15/607:10SEA - CWL
2 stops18h 05mKLM
Fri 13/909:45CWL - SEA
2 stops20h 11mKLM
Deal found 29/5£980
Sat 15/607:10SEA - CWL
2 stops18h 05mKLM
Fri 13/917:15CWL - SEA
1 stop25h 10mKLM
Deal found 29/5£1,011
Wed 12/607:50SEA - CWL
2 stops17h 25mKLM
Wed 19/609:45CWL - SEA
2 stops20h 14mKLM
Deal found 29/5£1,096
Tue 9/718:10SEA - CWL
1 stop14h 35mKLM
Wed 24/717:15CWL - SEA
1 stop25h 00mKLM
Deal found 30/5£1,102
Tue 9/707:10SEA - CWL
2 stops18h 05mKLM
Wed 24/717:15CWL - SEA
1 stop25h 00mKLM
Deal found 30/5£1,115

Cheap British Airways flights from Washington to Cardiff

Explore cheap flight options specifically provided by British Airways 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 908,271 searches. Data last updated 30 May 2024.
Take a gander at the lowest prices we've found on British Airways flights from Washington to Cardiff. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Sun 16/619:40SEA - CWL
2 stops31h 50mBritish Airways
Sat 22/613:10CWL - SEA
2 stops30h 20mBritish Airways
Deal found 30/5£1,437
Sun 16/619:40SEA - CWL
2 stops31h 50mBritish Airways
Sun 23/612:00CWL - SEA
2 stops37h 45mBritish Airways
Deal found 29/5£1,472
Fri 12/719:40SEA - CWL
2 stops31h 50mBritish Airways
Fri 19/712:00CWL - SEA
2 stops55h 30mBritish Airways
Deal found 30/5£1,531
Sun 16/619:40SEA - CWL
2 stops31h 50mBritish Airways
Wed 19/612:00CWL - SEA
2 stops31h 30mBritish Airways
Deal found 30/5£2,832
Mon 17/613:30SEA - CWL
2 stops38h 00mBritish Airways
Mon 24/612:00CWL - SEA
2 stops37h 45mBritish Airways
Deal found 30/5£2,916
Sat 15/613:50SEA - CWL
2 stops37h 40mBritish Airways
Tue 18/612:00CWL - SEA
2 stops55h 30mBritish Airways
Deal found 30/5£2,972
Sun 16/619:40SEA - CWL
2 stops31h 50mBritish Airways
Mon 24/612:00CWL - SEA
2 stops37h 45mBritish Airways
Deal found 30/5£3,112

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 908,271 searches. Prices were last updated on 30 May 2024.
Check out some of the best flight deals from Washington to Cardiff in 2024. Check back in a little while for more flight options.
Wed 12/613:30SEA - CWL
1 stop19h 15mKLM
Wed 19/609:45CWL - SEA
1 stop14h 50mKLM
Deal found 30/5£915
Wed 12/607:50SEA - CWL
2 stops17h 25mKLM
Wed 19/609:45CWL - SEA
1 stop14h 50mKLM
Deal found 30/5£919
Tue 18/618:05SEA - CWL
1 stop14h 40mKLM
Thu 20/609:45CWL - SEA
2 stops20h 14mKLM
Deal found 30/5£1,131
Mon 17/613:30SEA - CWL
1 stop19h 15mKLM
Thu 20/609:45CWL - SEA
2 stops20h 27mKLM
Deal found 30/5£1,176
Mon 17/607:10SEA - CWL
2 stops18h 05mKLM
Thu 20/609:45CWL - SEA
2 stops20h 27mKLM
Deal found 30/5£1,180
Wed 12/607:50SEA - CWL
2 stops17h 25mKLM
Wed 19/609:45CWL - SEA
2 stops20h 14mKLM
Deal found 30/5£1,215
Mon 17/607:00SEA - CWL
2 stops28h 45mMultiple Airlines
Fri 21/619:45CWL - SEA
2 stops32h 36mMultiple Airlines
Deal found 30/5£1,300
Mon 17/618:05SEA - CWL
1 stop14h 40mKLM
Sat 22/617:15CWL - SEA
1 stop25h 05mKLM
Deal found 30/5£1,356
Mon 17/607:10SEA - CWL
2 stops18h 05mKLM
Sat 22/617:15CWL - SEA
1 stop25h 05mKLM
Deal found 30/5£1,360

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 908,271 searches. Data last updated 30 May 2024.
Check out some of the best flight deals from Washington to Cardiff in 2024. Check back in a little while for more flight options.
Sun 27/1015:35SEA - CWL
1 stop35h 10mDelta
Thu 5/1210:15CWL - SEA
1 stop32h 00mDelta
Deal found 30/5£583
Wed 30/1015:35SEA - CWL
1 stop35h 10mDelta
Wed 4/1210:15CWL - SEA
1 stop32h 00mDelta
Deal found 30/5£584
Wed 30/1007:20SEA - CWL
2 stops19h 25mDelta
Thu 5/1210:15CWL - SEA
2 stops20h 05mDelta
Deal found 30/5£595
Wed 12/613:30SEA - CWL
1 stop19h 15mKLM
Wed 19/609:45CWL - SEA
1 stop14h 50mKLM
Deal found 30/5£915
Wed 12/607:50SEA - CWL
2 stops17h 25mKLM
Wed 19/609:45CWL - SEA
1 stop14h 50mKLM
Deal found 30/5£919
Sat 21/1218:45SEA - CWL
2 stops32h 45mBritish Airways
Sat 28/1212:00CWL - SEA
2 stops36h 45mBritish Airways
Deal found 30/5£998
Sat 21/1214:35SEA - CWL
1 stop23h 05mKLM
Sat 28/1206:00CWL - SEA
2 stops18h 46mKLM
Deal found 30/5£1,053
Fri 12/718:45SEA - CWL
1 stop19h 35mMultiple Airlines
Fri 19/719:45CWL - SEA
2 stops29h 37mMultiple Airlines
Deal found 30/5£1,097
Tue 9/718:10SEA - CWL
1 stop14h 35mKLM
Wed 24/717:15CWL - SEA
1 stop25h 00mKLM
Deal found 30/5£1,102

Find flights from Washington to Cardiff within your budget

Customise 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 908,271 searches. Data last updated 30 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£904 - £1,577

Route

Depart

Return

Price

Seattle/Tacoma IntlCardiff Wales

SEA - CWL

SEACWL

Seattle/Tacoma Intl

Wed 12/6

1 stop19h 15m

Cardiff Wales

Wed 19/6

1 stop14h 50m

£904

Seattle/Tacoma IntlCardiff Wales

SEA - CWL

SEACWL

Seattle/Tacoma Intl

Wed 12/6

1 stop19h 15m

Cardiff Wales

Wed 19/6

1 stop14h 50m

£915

Seattle/Tacoma IntlCardiff Wales

SEA - CWL

SEACWL

Seattle/Tacoma Intl

Wed 12/6

2 stops17h 25m

Cardiff Wales

Wed 19/6

1 stop14h 50m

£919

Seattle/Tacoma IntlCardiff Wales

SEA - CWL

SEACWL

Seattle/Tacoma Intl

Wed 12/6

2 stops17h 25m

Cardiff Wales

Wed 19/6

1 stop14h 50m

£958

Seattle/Tacoma IntlCardiff Wales

SEA - CWL

SEACWL

Seattle/Tacoma Intl

Sat 15/6

2 stops18h 05m

Cardiff Wales

Fri 13/9

2 stops20h 11m

£980

Seattle/Tacoma IntlCardiff Wales

SEA - CWL

SEACWL

Seattle/Tacoma Intl

Fri 12/7

1 stop19h 35m

Cardiff Wales

Fri 19/7

2 stops29h 37m

£1,097

Seattle/Tacoma IntlCardiff Wales

SEA - CWL

SEACWL

Seattle/Tacoma Intl

Mon 17/6

2 stops28h 45m

Cardiff Wales

Fri 21/6

2 stops32h 36m

£1,300

Seattle/Tacoma IntlCardiff Wales

SEA - CWL

SEACWL

Seattle/Tacoma Intl

Sun 16/6

2 stops31h 50m

Cardiff Wales

Sat 22/6

2 stops30h 20m

£1,437

Seattle/Tacoma IntlCardiff Wales

SEA - CWL

SEACWL

Seattle/Tacoma Intl

Sat 15/6

1 stop14h 40m

Cardiff Wales

Fri 13/9

1 stop25h 10m

£1,577

Flights are sorted by cheapest first

Deals found on 29/5

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

Best time to book a flight from Washington to Cardiff

Have a flexible travel schedule? Discover the best time to fly to Cardiff from Washington 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.

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 30 May 2024.
Get a feel of what it's like to fly with KLM, British Airways and Air France from Washington to Cardiff by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.9
Good
1,520 reviews
Check prices

Food

7.4

Boarding

7.9

Entertainment

7.2

Overall

7.9

Comfort

7.7

Crew

8.4

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
1,520 reviews
KLM
7.9
Good
1,520 reviews
Check prices

Food

7.4

Boarding

7.9

Entertainment

7.2

Overall

7.9

Comfort

7.7

Crew

8.4

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.

Air France
7.5
Good
1,730 reviews
KLM
7.9
Good
1,520 reviews
Check prices

Food

7.4

Boarding

7.9

Entertainment

7.2

Overall

7.9

Comfort

7.7

Crew

8.4

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.

British Airways
6.8
Okay
6,765 reviews
KLM
7.9
Good
1,520 reviews
Check prices

Food

7.4

Boarding

7.9

Entertainment

7.2

Overall

7.9

Comfort

7.7

Crew

8.4

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?

    Cardiff Wales (CWL), located 9.1 mi from the city center, is the airport you fly into when you book flights from Washington to Cardiff.

  • 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 £904, but on average you can expect to pay £1,131.

  • What does SEA to CWL mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Seattle/Tacoma Intl Airport to Cardiff Wales Airport flight would often be abbreviated as a SEA to CWL flight. Spokane Airport (GEG), Pasco Tri Cities Airport (PSC), Bellingham Airport (BLI), Everett Paine Field Airport (PAE), Seattle Lake Union Spb Airport (LKE) are some additional IATA codes for airports related to your trip.

  • 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 holiday 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 30/5.

  • What is the cheapest month to book a flight from State of Washington to Cardiff?

    Currently, October is the cheapest month in which you can book a flight from State of Washington to Cardiff (average of £131). Flying from State of Washington to Cardiff in February is currently the most expensive (average of £199). 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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Search flights from Washington to Cardiff by cabin class

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

When you search for this flight from Washington to Cardiff, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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?

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

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

Of course! You can now track prices for flights from Washington to Cardiff and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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