How long is the flight from Cardiff to Delaware?

Airlines like Virgin Atlantic, Delta, and KLM fly from Cardiff to Delaware in about 17h 22m. The time it takes to get you to your destination can typically vary by up to 11h 07m. Airlines will cover a distance of 3416 mi. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Delaware ranges from 73.0 - 108.0 inches per month. July is typically the wettest month, when rainfall can reach 108.0 mm. February is typically the driest time to visit Delaware when rainfall is around 73.0 mm.

If weather is an important factor for your trip to Delaware, 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 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).

What is the cheapest time of day to fly from CWL to DE?

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

What airport do you fly from for flights from Cardiff to Delaware?

Most people fly from Cardiff Wales (CWL) if they book a flight from Cardiff to Delaware. Cardiff Wales is conveniently located just 9.1 mi from Cardiff’s city center.

Can I find deals for flights from Cardiff to Delaware that include hotel bookings?

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

How can I find direct flights from Cardiff to Delaware?

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

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

Yes. Cheapflights offers flight deals from Cardiff to Delaware by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£695+ Cheap Flights from Cardiff to Delaware

Cheap flight deals from Cardiff to Delaware

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

Cheapest flights from Cardiff to Delaware
Explore the most affordable flight options available from Cardiff to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 August 2026.

Wed 16/909:45 -

2 stops17h 36m

Tue 22/913:24 -

2 stops14h 51m

Deal found 16/8£695

Wed 18/1110:20 -

2 stops17h 55m

Wed 25/1109:44 -

2 stops19h 06m

Deal found 19/8£713

Thu 17/917:15 -

2 stops28h 17m

Wed 23/917:00 -

2 stops35h 15m

Deal found 19/8£738

Mon 14/909:45 -

2 stops38h 24m

Sun 20/915:20 -

2 stops36h 55m

Deal found 16/8£741

Tue 13/1009:45 -

2 stops17h 22m

Mon 19/1006:00 -

2 stops22h 15m

Deal found 16/8£768

Sun 11/1017:15 -

2 stops28h 29m

Mon 19/1012:25 -

2 stops15h 50m

Deal found 16/8£773

Mon 12/1022:10 -

1 stop25h 45m

Sun 18/1020:25 -

1 stop20h 20m

Deal found 16/8£786

Mon 12/1022:10 -

1 stop25h 45m

Mon 19/1020:25 -

1 stop21h 25m

Deal found 16/8£826

Tue 13/1009:45 -

2 stops17h 22m

Sun 18/1010:00 -

2 stops18h 15m

Deal found 16/8£828

Mon 14/912:00 -

3 stops35h 55m

Sun 20/918:45 -

2 stops22h 00m

Deal found 16/8£832

Sun 11/1021:45 -

2 stops27h 19m

Sun 18/1020:25 -

1 stop20h 20m

Deal found 16/8£840

Find flight deals from Cardiff to Delaware

Round-trip from	£695

KLM
16/9-22/9
4 total stops
32h 27m total
Cardiff to Delaware

Search Deals

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Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffPhiladelphia

CWL Cardiff Wales - PHL Philadelphia

CWLPHL

Cardiff Wales

Wed 18/11

10:20-23:15

2 stops17h 55m

Philadelphia

Wed 25/11

09:44-09:50

2 stops19h 06m

£713

CardiffPhiladelphia

CWL Cardiff Wales - PHL Philadelphia

CWLPHL

Cardiff Wales

Mon 14/9

09:45-19:09

2 stops38h 24m

Philadelphia

Sun 20/9

15:20-09:15

2 stops36h 55m

£741

CardiffPhiladelphia

CWL Cardiff Wales - PHL Philadelphia

CWLPHL

Cardiff Wales

Tue 13/10

09:45-22:07

2 stops17h 22m

Philadelphia

Mon 19/10

06:00-09:15

2 stops22h 15m

£768

Fastest return journey

CardiffPhiladelphia

CWL Cardiff Wales - PHL Philadelphia

CWLPHL

Cardiff Wales

Sun 11/10

09:50-22:07

2 stops17h 17m

Philadelphia

Sat 17/10

11:00-09:15

2 stops17h 15m

£850

CardiffPhiladelphia

CWL Cardiff Wales - PHL Philadelphia

CWLPHL

Cardiff Wales

Wed 18/11

10:20-16:00

3 stops34h 40m

Philadelphia

Wed 25/11

09:15-13:00

2 stops22h 45m

£870

CardiffPhiladelphia

CWL Cardiff Wales - PHL Philadelphia

CWLPHL

Cardiff Wales

Sun 11/10

09:50-22:07

2 stops17h 17m

Philadelphia

Sun 18/10

10:00-09:15

2 stops18h 15m

£880

CardiffPhiladelphia

CWL Cardiff Wales - PHL Philadelphia

CWLPHL

Cardiff Wales

Thu 17/9

22:50-00:09

2 stops30h 19m

Philadelphia

Wed 23/9

20:25-22:25

1 stop21h 00m

£899

CardiffPhiladelphia

CWL Cardiff Wales - PHL Philadelphia

CWLPHL

Cardiff Wales

Mon 14/9

17:15-18:55

3 stops30h 40m

Philadelphia

Sun 20/9

17:40-09:15

3 stops34h 35m

£1,196

CardiffPhiladelphia

CWL Cardiff Wales - PHL Philadelphia

CWLPHL

Cardiff Wales

Mon 12/10

22:10-16:05

2 stops22h 55m

Philadelphia

Sun 18/10

20:25-21:45

1 stop20h 20m

£1,850

Flights are sorted by cheapest return flights first.

Deals found on 19/8

Sorted by cheapest first

Best time to book a flight from Cardiff to Delaware

Have a flexible travel schedule? Discover the best time to fly to Delaware from Cardiff with our price prediction graph.

CWL-PHL

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.

Cheapflights Insights

Everything you need to know about your flight from Cardiff to Delaware

CWL-USDE

CWL-PHL

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

Related info for your journey

What airport do you fly from for flights from Cardiff to Delaware?
Most people fly from Cardiff Wales (CWL) if they book a flight from Cardiff to Delaware. Cardiff Wales is conveniently located just 9.1 mi from Cardiff’s city center.
How long is the flight from Cardiff to Delaware?
Airlines like Virgin Atlantic, Delta, and KLM fly from Cardiff to Delaware in about 17h 22m. The time it takes to get you to your destination can typically vary by up to 11h 07m. Airlines will cover a distance of 3416 mi. This flight may include one or multiple stops.
Can I find deals for flights from Cardiff to Delaware that include hotel bookings?
Yes. In addition to deals on Cardiff to Delaware flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Cardiff to Delaware?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cardiff to Delaware.
Can I find deals for business class flights from Cardiff to Delaware?
Yes. Cheapflights offers flight deals from Cardiff to Delaware by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Cheapflights helps you search for flights from Cardiff to Delaware via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Cardiff to Delaware 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 Cardiff to Delaware with no change fees?

Need flexible booking options for your flight to Delaware from Cardiff? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Delaware from Cardiff today and book when prices fit your budget.

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Cheap flights from Cardiff to Delaware from £695

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Cardiff to Delaware

Cheapest flights from Cardiff to DelawareExplore the most affordable flight options available from Cardiff to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 August 2026.

Explore the most affordable flight options available from Cardiff to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 August 2026.

Best flights from Cardiff to DelawareDiscover carefully curated flight deals from Cardiff to Delaware that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 August 2026.

Discover carefully curated flight deals from Cardiff to Delaware that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 August 2026.

Last-minute flights from Cardiff to DelawareDiscover last-minute flight deals from Cardiff to Delaware. Data last updated 20 August 2026 and is based on user searches.

Discover last-minute flight deals from Cardiff to Delaware. Data last updated 20 August 2026 and is based on user searches.

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Best time to book a flight from Cardiff to Delaware

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Related info for your journey

What airport do you fly from for flights from Cardiff to Delaware?

How long is the flight from Cardiff to Delaware?

Can I find deals for flights from Cardiff to Delaware that include hotel bookings?

How can I find direct flights from Cardiff to Delaware?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Cardiff to Delaware

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Complete your trip

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Search flights from Cardiff to Delaware by cabin class

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Cardiff and Delaware flights

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

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

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

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Cheapest flights from Cardiff to Delaware
Explore the most affordable flight options available from Cardiff to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 August 2026.

Best flights from Cardiff to Delaware
Discover carefully curated flight deals from Cardiff to Delaware that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 August 2026.

Last-minute flights from Cardiff to Delaware
Discover last-minute flight deals from Cardiff to Delaware. Data last updated 20 August 2026 and is based on user searches.