Cheap flights from Pennsylvania to the United Kingdom from £48
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pennsylvania to the United Kingdom departing on 6/7. 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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How to get the cheapest flight ticket from Pennsylvania to United Kingdom
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 United Kingdom?
The cheapest month to fly to United Kingdom from Pennsylvania is in February. Flight prices, which tend to average around £494, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of February, then departing from Pennsylvania during the month October is also very affordable. Most momondo users find prices during this month for around £508.
What is the cheapest day to depart on your flight to United Kingdom?
The cheapest day to depart from Pennsylvania to United Kingdom is on a Tuesday. Travellers who choose to depart for United Kingdom on a Tuesday will often find tickets for as low as £526. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Pennsylvania to United Kingdom for around £746.
What is the cheapest time of day to depart on your flight to United Kingdom?
The cheapest time of day to fly to United Kingdom is in the morning when flights can be purchased for as low as £495. Try not to purchase tickets at midday because they tend to be around £735. Of course, these prices can vary depending on the time of year and what airport you fly to.
What is the cheapest Pennsylvania to United Kingdom flight route?
Fly from Philadelphia to London Heathrow for the best Pennsylvania - United Kingdom flight prices
How far in advance should I book a flight to United Kingdom?
You are more likely to see cheaper flights to United Kingdom from Pennsylvania when booking 18 weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around £628 when searching 18 weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Pennsylvania for as low as £541 on momondo.
What cabin class options are available on Pennsylvania to United Kingdom flights?
There are 3 cabin classes available to choose from on Pennsylvania to United Kingdom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Pennsylvania to United Kingdom?
Virgin Atlantic, Norse Atlantic UK, and Icelandair are the most popular carriers operating from Pennsylvania to United Kingdom
Which airlines fly to United Kingdom?
British Airways, Aer Lingus and JetBlue are the top three most popular airlines that fly to United Kingdom from Pennsylvania according to our data. British Airways is the first choice among our users, with 74% of people opting to fly with this airline when travelling to United Kingdom. Keep in mind that there are 5 different airlines that fly to United Kingdom on a routine basis, so you have a few additional options to choose from.
How many flights depart from Pennsylvania to United Kingdom on average per day?
As of June 2025, there are 198 flights per day flying from Pennsylvania to United Kingdom. The most common time of day flights depart is 19:00, with 100% of flights taking off in the evening.
How many flights depart from Pennsylvania to United Kingdom on average per week?
As of June 2025, there are 1,391 flights per week flying from Pennsylvania to United Kingdom. The most common day of the week flights depart is Wed, with 15% of flights taking off on this day.
Cheap Pennsylvania to United Kingdom flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Pennsylvania to United Kingdom
Best price found | £48 |
|---|---|
Fastest flight time | 6h 45m |
Direct flights | Every day |
Airports in United Kingdom | 2 airports |
When did momondo last update prices for flights from Pennsylvania to United Kingdom?
Prices for flights from Pennsylvania to United Kingdom are updated daily.
How many operators does momondo search for flights from Pennsylvania to United Kingdom?
As of June 2025, there are 13 operators available to choose from for flights from Pennsylvania to United Kingdom.
How old do you have to be to fly from Pennsylvania to United Kingdom?
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 Pennsylvania to United Kingdom.
What documentation or ID do you need to fly to United Kingdom?
The required travel and health documents for your United Kingdom 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 United Kingdom. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Pennsylvania to United Kingdom?
momondo data reveals that the most frequently booked plane model on the route from Pennsylvania to United Kingdom is Boeing 787-9 Dreamliner, representing 43.98% of all bookings. The subsequent popular models are Airbus A350-1000 at 35.42%, Boeing 787-8 Dreamliner at 10.76%, and Boeing 787 Dreamliner at 4.81%.
Best airlines flying from Pennsylvania to United Kingdom
Compare and see reviews for airlines that fly from Pennsylvania to United Kingdom with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £426 | Free Cancellation | Rating 7.3 2,924 reviews | |||
| PriceFrom £434 | Free Cancellation | Rating 7.0 2,778 reviews | |||
| PriceFrom £463 | Free Cancellation | Rating 7.4 653 reviews | |||
| PriceFrom £468 | Free Cancellation | Rating 6.6 7,031 reviews | |||
| PriceFrom £492 | Free Cancellation | Rating 7.1 1,123 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Pennsylvania to United Kingdom?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Pennsylvania to United Kingdom for you.
Can I find flights from Pennsylvania to United Kingdom with flexible booking policies on momondo?
momondo does allow users to show only those flights to United Kingdom from Pennsylvania which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Pennsylvania to United Kingdom?
momondo provides multiple filters to help you find the best flight to United Kingdom from Pennsylvania. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Pennsylvania to United Kingdom right now. Can momondo alert me if prices change?
Price alerts on flights to United Kingdom from Pennsylvania 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.