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Cheap flights from the United Kingdom to Philadelphia from £397

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Philadelphia departing on 1/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Find the cheapest flights from the United Kingdom to Philadelphia

Recent return flight deals from the United Kingdom to Philadelphia

Enter your travel dates to find the best prices.
Multiple Airlines Logo
08:50 - 23:24LHR-ACY
19h 34m3 stops
Multiple Airlines Logo
07:33 - 13:25ACY-LHR
24h 52m3 stops
£608Multiple Airlines
Find Deal
Fri, 6 Feb - Sun, 8 Feb
Multiple Airlines Logo
08:30 - 23:24LHR-ACY
19h 54m2 stops
Multiple Airlines Logo
06:15 - 08:05ACY-LHR
20h 50m3 stops
£668Multiple Airlines
Find Deal
Fri, 6 Feb - Sun, 8 Feb
Multiple Airlines Logo
13:00 - 09:43LHR-ACY
25h 43m2 stops
Multiple Airlines Logo
07:33 - 07:10ACY-LHR
18h 37m2 stops
£828Multiple Airlines
Find Deal
Fri, 6 Feb - Sun, 8 Feb

momondo Fare Finder

 
Customise your flight search to find flights from United Kingdom to Atlantic City 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, momondo users made 279,928 searches. Data last updated 7 November 2025.
Use the filters below to find and compare flights from the United Kingdom to Atlantic City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonAtlantic City

LHR - ACY

LHRACY

London Heathrow

Fri 6/2

08:50-23:24

3 stops19h 34m

Atlantic City

Sun 8/2

07:33-13:25

3 stops24h 52m

£608

LondonAtlantic City

LHR - ACY

LHRACY

London Heathrow

Fri 6/2

08:30-23:24

2 stops19h 54m

Atlantic City

Sun 8/2

06:15-08:05

3 stops20h 50m

£668

LondonAtlantic City

LHR - ACY

LHRACY

London Heathrow

Fri 6/2

13:00-09:43

2 stops25h 43m

Atlantic City

Sun 8/2

07:33-07:10

2 stops18h 37m

£828

LondonAtlantic City

LHR - ACY

LHRACY

London Heathrow

Sun 1/2

09:50-09:43

3 stops28h 53m

£397

LondonAtlantic City

LHR - ACY

LHRACY

London Heathrow

Sun 1/2

19:30-21:26

2 stops30h 56m

£433

LondonAtlantic City

LHR - ACY

LHRACY

London Heathrow

Sun 1/2

10:50-23:24

1 stop17h 34m

£466

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Philadelphia from

How to get the cheapest flight ticket from United Kingdom to Atlantic City

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Atlantic City?

The cheapest month to fly to Atlantic City from United Kingdom is in September. Flight prices, which tend to average around £484, are often lower during this time because this is during the off-season. The month of March is another great option to travel to Atlantic City, with average flight prices from United Kingdom averaging around £527.

What is the cheapest day to depart on your flight to Atlantic City?

On average, the least expensive day to fly to Atlantic City from United Kingdom is on a Friday. momondo users have found tickets for Friday departures for as low as £566. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from United Kingdom to Atlantic City on a Monday will generally be more expensive and average around £977. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Atlantic City?

According to our data, the cheapest time of day to fly to Atlantic City is in the afternoon. momondo users have found flights departing from United Kingdom to Atlantic City in the afternoon for as low as £575. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Atlantic City is in the morning when prices are around £626.

Cheap United Kingdom to Atlantic City flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United Kingdom to Atlantic City

Direct flights

None
There are no direct flights from United Kingdom to Atlantic City. There are no popular flight routes from United Kingdom to Atlantic City.
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  • When did momondo last update prices for flights from United Kingdom to Atlantic City Airport?

    Prices for flights from United Kingdom to Atlantic City Airport were last updated today.

  • How old do you have to be to fly from United Kingdom to Atlantic City Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United Kingdom to Atlantic City Airport.

  • What documentation or ID do you need to fly to Atlantic City Airport?

    The required travel and health documents for your Atlantic City Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Atlantic City Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from United Kingdom to Atlantic City?

Finding the right flight to Atlantic City from United Kingdom is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Atlantic City quick and easy, saving you time and money.

Can I find flights from United Kingdom to Atlantic City with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Atlantic City from United Kingdom with this policy.

How can momondo help me find flights from United Kingdom to Atlantic City?

momondo helps you find the best flight between United Kingdom and Atlantic City by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from United Kingdom to Atlantic City right now. Can momondo alert me if prices change?

Price alerts on flights to Atlantic City from United Kingdom are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Atlantic City trip

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