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Cheap flights from Washington to Cardiff from £292

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 19/1. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CWL
11 Dec — 18 Dec1
1 adult

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 931,284 searches. Data last updated 6 December 2024.

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Fly to

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Route

Depart

Return

Price

SeattleCardiff

SEA - CWL

SEACWL

Seattle/Tacoma Intl

Sun 19/1

14:35-12:50

2 stops14h 15m

Cardiff Wales

Sun 26/1

08:20-17:00

2 stops16h 40m

£557

SeattleCardiff

SEA - CWL

SEACWL

Seattle/Tacoma Intl

Mon 20/1

14:14-16:55

1 stop18h 41m

Cardiff Wales

Mon 27/1

17:25-11:51

1 stop26h 26m

£657

SeattleCardiff

SEA - CWL

SEACWL

Seattle/Tacoma Intl

Mon 20/1

07:10-09:55

2 stops18h 45m

Cardiff Wales

Mon 27/1

10:20-11:51

1 stop33h 31m

£710

SeattleCardiff

SEA - CWL

SEACWL

Seattle/Tacoma Intl

Sun 12/1

07:10-09:50

2 stops18h 40m

Cardiff Wales

Sun 19/1

10:20-22:55

2 stops20h 35m

£734

SeattleCardiff

SEA - CWL

SEACWL

Seattle/Tacoma Intl

Sun 19/1

15:15-11:30

3 stops36h 15m

£292

SeattleCardiff

SEA - CWL

SEACWL

Seattle/Tacoma Intl

Sun 19/1

14:14-16:55

1 stop18h 41m

£421

Flights are sorted by cheapest return flights first.

Deals found on 5/12

Cheap flight deals from Washington to Cardiff

Discover tips and strategies to find the most affordable flight options for your journey from Washington (USWA) to Cardiff (CWL). 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 6 December 2024.

Find flight deals from Washington to Cardiff

Best flights from Washington to Cardiff
Discover carefully curated flight deals from Washington to Cardiff that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 December 2024.

Sun 19/114:35SEA - CWL
2 stops14h 15mMultiple Airlines
Sun 26/108:20CWL - SEA
2 stops16h 40mMultiple Airlines
Deal found 5/12£557
Mon 20/114:14SEA - CWL
1 stop18h 41mVirgin Atlantic
Mon 27/117:25CWL - SEA
1 stop26h 26mVirgin Atlantic
Deal found 6/12£657
Mon 20/107:10SEA - CWL
2 stops18h 45mKLM
Mon 27/110:20CWL - SEA
1 stop33h 31mKLM
Deal found 5/12£710
Sun 12/107:10SEA - CWL
2 stops18h 40mDelta
Sun 19/110:20CWL - SEA
2 stops20h 35mDelta
Deal found 5/12£734

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.

Travel insights for flights from Washington to Cardiff

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

Rainfall in Cardiff by month

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

In terms of precipitation, rainfall in Cardiff ranges from 50.0 - 90.0 inches per month. January is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Cardiff when rainfall is around 50.0 mm.

Temperature in Cardiff by month

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

If weather is an important factor for your trip to Cardiff, 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 18.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 4.0 C).

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 6 December 2024.
Delta
8.0
Very Good
8,682 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very Good
8,682 reviews
Delta
8.0
Very Good
8,682 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,344 reviews
Delta
8.0
Very Good
8,682 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Virgin Atlantic
7.5
Good
666 reviews
Delta
8.0
Very Good
8,682 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 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.

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

    Currently, July is the cheapest month in which you can book a flight from State of Washington to Cardiff (average of £169). Flying from State of Washington to Cardiff in October is currently the most expensive (average of £259). 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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