How long is the flight from United Kingdom to Delaware?

Airlines like Aer Lingus, United Airlines, and Austrian Airlines fly from United Kingdom to Delaware in about 15h 15m. The time it takes to get you to your destination can typically vary by up to 6h 41m. The distance from United Kingdom to Delaware is about 3437 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

What are the cheapest airlines to fly from United Kingdom to Delaware one-way?

The cheapet airlines for a one-way flight from United Kingdom to Delaware are Aer Lingus (£360), Delta (£361), and British Airways (£362).

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).

How far in advance should I book a flight from United Kingdom to Delaware?

To save up to 43% on this flight, we recommend booking at least 17 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from United Kingdom to Delaware from £481 1-2 weeks out and tickets from £768 for flights departing within the next 72 hours.

What is the cheapest month to fly from United Kingdom to Delaware?

Our data shows that February tends to be the cheapest month to fly to Delaware from United Kingdom. Users have commonly found prices around £543 for the month, but tickets can be as low as £386. Due to multiple factors, prepare for potentially higher prices in August.

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

When flying from United Kingdom 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.

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

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

How can I find direct flights from United Kingdom to Delaware?

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

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

Yes. Cheapflights offers flight deals from United Kingdom 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.

£252+ Flights from the United Kingdom to Delaware

Cheap flight deals from United Kingdom to Delaware

Round-trip from	£401
One-way from	£252
Popular in	August
Cheapest in	February
Average price	£491

Aer Lingus
26/11-1/12
2 total stops
22h 55m total
United Kingdom to Delaware

Search Deals

14/12
3 total stops
44h 02m total
United Kingdom to Delaware

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (£30 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from United Kingdom to Delaware

Cheapest flights from United Kingdom to Delaware
Explore the most affordable flight options available from United Kingdom to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Wed 26/1107:25EDI - PHL

1 stop13h 35mMultiple Airlines

Mon 1/1217:30PHL - EDI

1 stop9h 20mMultiple Airlines

Deal found 15/9£401

Sat 4/1008:45LBA - PHL

1 stop15h 15mAer Lingus

Wed 8/1020:30PHL - LBA

1 stop14h 00mAer Lingus

Deal found 15/9£403

Fri 31/1008:20EDI - PHL

1 stop12h 40mAer Lingus

Fri 7/1117:30PHL - EDI

1 stop13h 00mAer Lingus

Deal found 15/9£430

Fri 28/1113:30LHR - PHL

2 stops14h 26mMultiple Airlines

Wed 3/1213:15PHL - LHR

2 stops12h 55mMultiple Airlines

Deal found 15/9£439

Fri 19/914:00LGW - PHL

1 stop15h 52mMultiple Airlines

Sat 27/909:05PHL - LGW

2 stops19h 55mMultiple Airlines

Deal found 15/9£439

Wed 29/1008:15BHX - PHL

1 stop12h 45mAer Lingus

Wed 5/1117:30PHL - BHX

1 stop9h 15mAer Lingus

Deal found 14/9£440

Thu 16/1008:30LHR - PHL

1 stop12h 30mMultiple Airlines

Thu 23/1015:25PHL - LHR

1 stop13h 10mMultiple Airlines

Deal found 16/9£440

Thu 30/1008:50LGW - PHL

1 stop12h 10mMultiple Airlines

Thu 6/1117:30PHL - LGW

1 stop10h 00mMultiple Airlines

Deal found 15/9£440

Mon 3/1106:30LHR - PHL

1 stop12h 25mBritish Airways

Mon 1/1219:45PHL - LHR

Nonstop7h 05mBritish Airways

Deal found 15/9£441

Fri 3/1014:00LGW - PHL

2 stops30h 27mMultiple Airlines

Tue 7/1011:34PHL - LGW

1 stop17h 26mMultiple Airlines

Deal found 15/9£442

Mon 24/1109:20LHR - PHL

1 stop17h 37mJetBlue

Sat 6/1216:32PHL - LHR

1 stop9h 23mJetBlue

Deal found 15/9£443

Wed 15/1012:00LHR - PHL

1 stop12h 00mAer Lingus

Wed 22/1020:30PHL - LHR

1 stop9h 40mAer Lingus

Deal found 15/9£444

Best flights from United Kingdom to Delaware
Discover carefully curated flight deals from United Kingdom to Delaware that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2025.

Wed 26/1107:25EDI - PHL

1 stop13h 35mMultiple Airlines

Mon 1/1217:30PHL - EDI

1 stop9h 20mMultiple Airlines

Deal found 15/9£401

Sat 4/1008:45LBA - PHL

1 stop15h 15mAer Lingus

Wed 8/1020:30PHL - LBA

1 stop14h 00mAer Lingus

Deal found 15/9£403

Mon 29/907:45LHR - PHL

2 stops16h 12mUnited Airlines

Sat 11/1013:05PHL - LHR

1 stop14h 15mUnited Airlines

Deal found 15/9£441

Thu 5/306:00LHR - PHL

2 stops21h 56mAustrian Airlines

Mon 9/316:35PHL - LHR

2 stops22h 05mAustrian Airlines

Deal found 14/9£450

Wed 11/310:05LHR - PHL

Nonstop8h 05mBritish Airways

Mon 23/320:45PHL - LHR

Nonstop7h 05mBritish Airways

Deal found 15/9£452

Mon 3/1106:00LHR - PHL

2 stops20h 21mSWISS

Mon 10/1112:40PHL - LHR

2 stops17h 35mSWISS

Deal found 15/9£455

Thu 19/211:20LGW - PHL

2 stops32h 17mAmerican Airlines

Tue 24/215:44PHL - LGW

2 stops36h 16mAmerican Airlines

Deal found 14/9£469

Fri 21/1116:40LGW - PHL

2 stops35h 47mTAP AIR PORTUGAL

Tue 2/1210:24PHL - LGW

2 stops18h 26mTAP AIR PORTUGAL

Deal found 15/9£516

Wed 19/1111:45EDI - PHL

2 stops16h 21mDelta

Wed 10/1213:23PHL - EDI

2 stops16h 17mDelta

Deal found 14/9£520

Mon 13/1009:00EDI - PHL

1 stop20h 52mKLM

Mon 20/1013:42PHL - EDI

1 stop12h 03mKLM

Deal found 14/9£547

Tue 4/1113:30BHX - PHL

2 stops57h 50mVirgin Atlantic

Sun 9/1117:24PHL - BHX

2 stops43h 26mVirgin Atlantic

Deal found 15/9£567

Sat 1/1106:00BHX - PHL

2 stops18h 04mAir France

Thu 6/1113:42PHL - BHX

2 stops14h 48mAir France

Deal found 15/9£581

Direct flights from United Kingdom to Delaware
Explore direct flight options from United Kingdom to Delaware based on user searches, and compare prices and availability for your desired travel dates. Data last updated 16 September 2025.

Mon 2/310:05LHR - PHL

Nonstop8h 05mFinnair

Mon 9/319:35PHL - LHR

Nonstop7h 00mFinnair

Deal found 15/9£447

Tue 4/1110:15LHR - PHL

Nonstop8h 10mBritish Airways

Mon 24/1119:45PHL - LHR

Nonstop7h 05mBritish Airways

Deal found 14/9£450

Wed 11/310:05LHR - PHL

Nonstop8h 05mBritish Airways

Mon 23/320:45PHL - LHR

Nonstop7h 05mBritish Airways

Deal found 14/9£450

Tue 7/1010:05LHR - PHL

Nonstop8h 00mBritish Airways

Tue 14/1020:00PHL - LHR

Nonstop7h 05mBritish Airways

Deal found 14/9£452

Tue 4/1110:15LHR - PHL

Nonstop8h 10mFinnair

Thu 4/1218:35PHL - LHR

Nonstop7h 00mFinnair

Deal found 15/9£459

Wed 8/1012:30LHR - PHL

Nonstop8h 05mBritish Airways

Tue 14/1018:30PHL - LHR

Nonstop7h 10mBritish Airways

Deal found 15/9£465

Mon 3/1110:15LHR - PHL

Nonstop8h 10mAmerican Airlines

Mon 10/1119:45PHL - LHR

Nonstop7h 05mAmerican Airlines

Deal found 15/9£467

Tue 14/1010:05LHR - PHL

Nonstop8h 00mBritish Airways

Tue 21/1018:30PHL - LHR

Nonstop7h 10mBritish Airways

Deal found 14/9£470

Mon 20/1010:05LHR - PHL

Nonstop8h 00mBritish Airways

Wed 29/1019:35PHL - LHR

Nonstop7h 00mBritish Airways

Deal found 15/9£472

Mon 3/1110:15LHR - PHL

Nonstop8h 10mAmerican Airlines

Wed 3/1219:50PHL - LHR

Nonstop7h 00mAmerican Airlines

Deal found 15/9£472

Tue 4/1110:15LHR - PHL

Nonstop8h 10mBritish Airways

Tue 2/1219:45PHL - LHR

Nonstop7h 05mBritish Airways

Deal found 15/9£474

Sat 1/1110:15LHR - PHL

Nonstop8h 00mBritish Airways

Mon 24/1119:45PHL - LHR

Nonstop7h 05mBritish Airways

Deal found 14/9£480

Last-minute flights from United Kingdom to Delaware
Discover last-minute flight deals from United Kingdom to Delaware. Data last updated 16 September 2025 and is based on user searches.

Wed 17/922:00LGW - PHL

3 stops40h 54mMultiple Airlines

Mon 6/1013:58PHL - LGW

1 stop15h 02mMultiple Airlines

Deal found 15/9£446

Wed 17/914:00LGW - PHL

1 stop28h 02mMultiple Airlines

Fri 17/1013:58PHL - LGW

1 stop15h 02mMultiple Airlines

Deal found 15/9£447

Fri 19/914:00LGW - PHL

1 stop15h 52mMultiple Airlines

Sat 27/909:05PHL - LGW

2 stops19h 55mMultiple Airlines

Deal found 15/9£439

Mon 22/909:30LHR - PHL

1 stop11h 30mUnited Airlines

Mon 29/915:00PHL - LHR

1 stop10h 55mUnited Airlines

Deal found 14/9£447

Tue 23/906:50LHR - PHL

2 stops19h 48mAir Canada

Sat 4/1009:20PHL - LHR

2 stops18h 15mAir Canada

Deal found 14/9£447

Wed 24/907:30LHR - PHL

1 stop13h 30mUnited Airlines

Wed 1/1015:25PHL - LHR

1 stop10h 05mUnited Airlines

Deal found 15/9£445

Fri 3/1014:00LGW - PHL

2 stops30h 27mMultiple Airlines

Tue 7/1011:34PHL - LGW

1 stop17h 26mMultiple Airlines

Deal found 15/9£442

Sat 4/1008:45LBA - PHL

1 stop15h 15mAer Lingus

Wed 8/1020:30PHL - LBA

1 stop14h 00mAer Lingus

Deal found 15/9£403

Wed 29/1008:15BHX - PHL

1 stop12h 45mAer Lingus

Wed 5/1117:30PHL - BHX

1 stop9h 15mAer Lingus

Deal found 14/9£440

Thu 30/1008:50LGW - PHL

1 stop12h 10mMultiple Airlines

Thu 6/1117:30PHL - LGW

1 stop10h 00mMultiple Airlines

Deal found 15/9£440

Thu 30/1007:25BHX - PHL

1 stop13h 35mMultiple Airlines

Thu 6/1117:30PHL - BHX

1 stop9h 15mMultiple Airlines

Deal found 15/9£444

Fri 31/1008:20EDI - PHL

1 stop12h 40mAer Lingus

Fri 7/1117:30PHL - EDI

1 stop13h 00mAer Lingus

Deal found 15/9£430

One-way flights from United Kingdom to Delaware
Search for one-way flight options from United Kingdom to Delaware. Find affordable one-way fares based on user searches. Data last updated 16 September 2025.

Sun 14/1209:30MAN - PHL

3 stops44h 02mMultiple Airlines

Deal found 15/9£252

Sun 14/1206:00EDI - PHL

3 stops47h 32mMultiple Airlines

Deal found 14/9£263

Thu 11/1209:15EDI - PHL

3 stops36h 34mMultiple Airlines

Deal found 14/9£287

Thu 13/1109:15EDI - PHL

3 stops36h 34mMultiple Airlines

Deal found 14/9£288

Tue 11/1108:25EDI - PHL

3 stops56h 54mMultiple Airlines

Deal found 15/9£291

Sat 15/1106:10EDI - PHL

3 stops34h 08mMultiple Airlines

Deal found 14/9£297

Fri 14/1118:00EDI - PHL

2 stops46h 18mMultiple Airlines

Deal found 15/9£302

Tue 7/1021:40EDI - PHL

3 stops38h 50mMultiple Airlines

Deal found 14/9£308

Thu 8/118:50GLA - PHL

2 stops34h 50mMultiple Airlines

Deal found 14/9£355

Wed 24/913:25LHR - PHL

1 stop10h 35mAer Lingus

Deal found 15/9£360

Wed 1/1015:05LHR - PHL

2 stops58h 50mMultiple Airlines

Deal found 15/9£361

Tue 18/1111:45LHR - PHL

2 stops16h 21mDelta

Deal found 16/9£361

Cheapflights Fare Finder

Use the filters below to find and compare flights from the United Kingdom to Delaware that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

EdinburghPhiladelphia

EDI - PHL

EDIPHL

Edinburgh Turnhouse

Wed 26/11

07:25-16:00

1 stop13h 35m

Philadelphia

Mon 1/12

17:30-07:50

1 stop9h 20m

£401

LeedsPhiladelphia

LBA - PHL

LBAPHL

Leeds/Bradford

Sat 4/10

08:45-19:00

1 stop15h 15m

Philadelphia

Wed 8/10

20:30-15:30

1 stop14h 00m

£403

EdinburghPhiladelphia

EDI - PHL

EDIPHL

Edinburgh Turnhouse

Fri 31/10

08:20-17:00

1 stop12h 40m

Philadelphia

Fri 7/11

17:30-11:30

1 stop13h 00m

£430

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

Mon 29/9

07:45-18:57

2 stops16h 12m

Philadelphia

Sat 11/10

13:05-08:20

1 stop14h 15m

£441

BirminghamPhiladelphia

BHX - PHL

BHXPHL

Birmingham

Thu 30/10

07:25-17:00

1 stop13h 35m

Philadelphia

Thu 6/11

17:30-07:45

1 stop9h 15m

£444

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

Thu 16/10

08:40-11:56

2 stops32h 16m

Philadelphia

Thu 23/10

10:32-10:40

1 stop19h 08m

£447

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

Thu 30/10

08:30-00:15

2 stops19h 45m

Philadelphia

Sun 2/11

20:00-11:15

2 stops34h 15m

£448

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Wed 29/10

06:50-17:00

1 stop14h 10m

Philadelphia

Wed 5/11

17:30-08:35

1 stop10h 05m

£449

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

Thu 5/3

06:00-22:56

2 stops21h 56m

Philadelphia

Mon 9/3

16:35-18:40

2 stops22h 05m

£450

LondonPhiladelphia

LGW - PHL

LGWPHL

London Gatwick

Mon 29/9

14:00-23:59

1 stop14h 59m

Philadelphia

Wed 1/10

14:07-10:00

1 stop14h 53m

£450

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 60 results

...

Best time to book a flight from United Kingdom to Delaware

Have a flexible travel schedule? Discover the best time to fly to Delaware from United Kingdom 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.

Cheapflights Insights

Everything you need to know about your flight from the United Kingdom to Delaware

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

Related info for your journey

How long is the flight from United Kingdom to Delaware?
Airlines like Aer Lingus, United Airlines, and Austrian Airlines fly from United Kingdom to Delaware in about 15h 15m. The time it takes to get you to your destination can typically vary by up to 6h 41m. The distance from United Kingdom to Delaware is about 3437 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines to fly from United Kingdom to Delaware one-way?
The cheapet airlines for a one-way flight from United Kingdom to Delaware are Aer Lingus (£360), Delta (£361), and British Airways (£362).
Can I find deals for flights from United Kingdom to Delaware that include hotel bookings?
Yes. In addition to deals on United Kingdom to Delaware flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from United Kingdom to Delaware?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from United Kingdom to Delaware.
Can I find deals for business class flights from United Kingdom to Delaware?
Yes. Cheapflights offers flight deals from United Kingdom 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.

See more FAQs

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Alternative routes for United Kingdom to Delaware

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Direct flights to United States

Find a return flight route from Delaware

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Fly with Cheapflights

How does Cheapflights help users find flights from United Kingdom to Delaware?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Delaware from United Kingdom today with Cheapflights!

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from United Kingdom to Delaware.

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

Need flexible booking options for your flight to Delaware from United Kingdom? 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 United Kingdom to Delaware become cheaper?

Yes! Start tracking prices for United Kingdom to Delaware 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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Cheap flights from the United Kingdom to Delaware from £252

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 14/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from United Kingdom to Delaware

Keep the following information in mind while searching for United Kingdom to Delaware flight deals. Data was last updated 16 September 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from United Kingdom to Delaware

Cheapest flights from United Kingdom to DelawareExplore the most affordable flight options available from United Kingdom to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Explore the most affordable flight options available from United Kingdom to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from the United Kingdom to Delaware that are best for you.

Best time to book a flight from United Kingdom to Delaware

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

Cheapflights Insights

Everything you need to know about your flight from the United Kingdom to Delaware

Related info for your journey

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

How long is the flight from United Kingdom to Delaware?

What are the cheapest airlines to fly from United Kingdom to Delaware one-way?

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

How can I find direct flights from United Kingdom to Delaware?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for United Kingdom to Delaware

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

Fly with Cheapflights

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How does Cheapflights help users find flights from United Kingdom to Delaware?

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

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

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

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Cheapest flights from United Kingdom to Delaware
Explore the most affordable flight options available from United Kingdom to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.