Cheap flights from Heathrow to Delaware

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How to find the cheapest flight from
Heathrow (LHR) to Delaware

All the information you need to plan the best LHR to ILG flight in 2022: compare Heathrow to Delaware flight prices with the expected peak season, weather and rainfall in Delaware.
When is the cheapest time to fly from London Heathrow Airport to Delaware (LHR - DE)?

When flying from London Heathrow Airport 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 is the cheapest month to fly from London Heathrow Airport to Delaware?

The best pricing can be found in the month of March. Prices to Delaware from London Heathrow Airport average £546. You can even find prices in March for less than £546, as users have found deals to Delaware from as low as £397. The month of December appears to be one of the more expensive times to travel to Delaware from London Heathrow Airport. Flying in the targeted month can save you up to 20%.

How far in advance should I book a flight from London Heathrow Airport to Delaware?

Travelers have found it’s best to book a flight 51 days in advance to save up to 17% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 51 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from London Heathrow Airport to Delaware 1-2 weeks in advance for as low as £605, or £665 for flights within the next 24 hours.

Cheap flights from Heathrow to Delaware in August, September 2022

The best prices found for LHR to Delaware flights in August, September
13 Sep - 21 Sep
£414pp
LHR
London Heathrow
United Airlines
   
2 STOPS
PHL
Philadelphia
PHL
Philadelphia
United Airlines
 
1 STOP
LHR
London Heathrow
8 Sep - 29 Sep
£417pp
LHR
London Heathrow
United Airlines
   
2 STOPS
PHL
Philadelphia
PHL
Philadelphia
United Airlines
 
1 STOP
LHR
London Heathrow
1 Sep - 8 Sep
£421pp
LHR
London Heathrow
United Airlines
   
2 STOPS
PHL
Philadelphia
PHL
Philadelphia
United Airlines
 
1 STOP
LHR
London Heathrow

London Heathrow to Delaware 2022 flight deals

Cheap flights to Delaware from Heathrow found for this year
7 Nov - 21 Nov
£404pp
LHR
London Heathrow
British Airways
 
1 STOP
PHL
Philadelphia
PHL
Philadelphia
British Airways
Direct
LHR
London Heathrow
7 Nov - 21 Nov
£406pp
LHR
London Heathrow
British Airways
 
1 STOP
PHL
Philadelphia
PHL
Philadelphia
British Airways
 
1 STOP
LHR
London Heathrow
13 Sep - 21 Sep
£414pp
LHR
London Heathrow
United Airlines
   
2 STOPS
PHL
Philadelphia
PHL
Philadelphia
United Airlines
 
1 STOP
LHR
London Heathrow

Cheap British Airways flights from Heathrow to Delaware

7 Nov - 21 Nov
£404pp
LHR
London Heathrow
British Airways
 
1 STOP
PHL
Philadelphia
PHL
Philadelphia
British Airways
Direct
LHR
London Heathrow
7 Nov - 21 Nov
£406pp
LHR
London Heathrow
British Airways
 
1 STOP
PHL
Philadelphia
PHL
Philadelphia
British Airways
 
1 STOP
LHR
London Heathrow
9 Nov - 21 Nov
£427pp
LHR
London Heathrow
British Airways
 
1 STOP
PHL
Philadelphia
PHL
Philadelphia
British Airways
 
1 STOP
LHR
London Heathrow

Cheap United Airlines flights from Heathrow to Delaware

13 Sep - 21 Sep
£414pp
LHR
London Heathrow
United Airlines
   
2 STOPS
PHL
Philadelphia
PHL
Philadelphia
United Airlines
 
1 STOP
LHR
London Heathrow
8 Sep - 29 Sep
£417pp
LHR
London Heathrow
United Airlines
   
2 STOPS
PHL
Philadelphia
PHL
Philadelphia
United Airlines
 
1 STOP
LHR
London Heathrow
1 Sep - 8 Sep
£421pp
LHR
London Heathrow
United Airlines
   
2 STOPS
PHL
Philadelphia
PHL
Philadelphia
United Airlines
 
1 STOP
LHR
London Heathrow

Direct flights to Delaware from Heathrow

Save time with Heathrow to Delaware direct flight deals
7 Nov - 21 Nov
£434pp
LHR
London Heathrow
British Airways
Direct
PHL
Philadelphia
PHL
Philadelphia
British Airways
Direct
LHR
London Heathrow
8 Nov - 15 Nov
£456pp
LHR
London Heathrow
British Airways
Direct
PHL
Philadelphia
PHL
Philadelphia
British Airways
Direct
LHR
London Heathrow
9 Jan - 31 Jan
£458pp
LHR
London Heathrow
British Airways
Direct
PHL
Philadelphia
PHL
Philadelphia
British Airways
Direct
LHR
London Heathrow

Last-minute flights from Heathrow to Delaware

Late deals on return flights to Delaware from Heathrow, departing today and this week
23 Aug - 6 Sep
£545pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
PHL
Philadelphia
PHL
Philadelphia
Air Canada
 
1 STOP
LHR
London Heathrow
22 Aug - 4 Sep
£550pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
PHL
Philadelphia
PHL
Philadelphia
Multiple Airlines
 
1 STOP
LHR
London Heathrow
24 Aug - 30 Nov
£552pp
LHR
London Heathrow
United Airlines
 
1 STOP
PHL
Philadelphia
PHL
Philadelphia
United Airlines
 
1 STOP
LHR
London Heathrow

One-way flights to Delaware from London Heathrow

The cheapest one-way flights from Heathrow to Delaware
15:50 - 05:21
TAP AIR PORTUGAL
2 stops
42h 31m
LHR - PHL
TAP AIR PORTUGAL
14:00 - 13:10
Multiple Airlines
2 stops
28h 10m
LHR - PHL
Multiple Airlines
£437
Kiwi.com
08:00 - 15:30
Aer Lingus
1 stop
12h 30m
LHR - PHL
Aer Lingus
£439
Combigo

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Heathrow</span> to <span class="emphasized">Delaware</span> flights.

Flight FAQs

From Heathrow to Delaware

Which airlines flying from London Heathrow to Delaware have flexible cancellations due to COVID-19?

Some of our airline partners flying from London Heathrow to Delaware have new flexible policies in place due to COVID-19. Finnair, British Airways, and American Airlines are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like Finnair with this kind of flexibility.

Can I find flights from London Heathrow Airport to Delaware for under £500 on Cheapflights?

Yes, there are multiple flights from London Heathrow Airport to Delaware for under £500. The cheapest flight booked recently is on British Airways for just £404, but on average you can expect to pay £423.

Are there nonstop flights from London Heathrow Airport to Delaware for under £500 on Cheapflights?

Cheapflights has at least 20 direct flights from London Heathrow Airport to Delaware under £500. A good price for a nonstop flight from London Heathrow Airport to Delaware is less than £477.

Are there last-minute flights available from London Heathrow Airport to Delaware for under £600?

There are currently 20+ open flights from London Heathrow Airport to Delaware within the next 7 days for less than £600.

COVID Restrictions

View COVID Travel Restrictions for Delaware (DE)

Do I need a COVID test to fly to Delaware from Heathrow?

Information is based on travel restrictions from London Heathrow to Delaware

Most visitors from London Heathrow need to provide a negative COVID-19 test result and/or quarantine to enter Delaware.

COVID-19 testing requirements
Visitors from London Heathrow are not required to present a negative COVID-19 PCR test or antigen result upon entering Delaware.

Quarantine requirements
Visitors from London Heathrow are not required to quarantine after entering Delaware.

Do I need a test to fly back to Heathrow from Delaware?

Returning to London Heathrow from Delaware

COVID-19 testing requirements
Visitors from Delaware are not required to present a negative COVID-19 PCR test or antigen result upon entering London Heathrow.

Quarantine requirements
Visitors from Delaware are not required to quarantine after entering London Heathrow.

Hide COVID Travel Restrictions for Delaware (DE)

Destination points for flights from Heathrow to Delaware

Select to see more specific information for flights from Heathrow to all places in Delaware.
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