Cheap flights from Portland (PDX) to Heathrow (LHR) from $359

To save on the cost of your flight from Portland to London Heathrow Airport, book at least 61 days before your planned departure. Booking around this time can save you about 37% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $1,133 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,393.

Flights from Portland to London Heathrow Airport lean towards being more expensive in July. Prices are generally better when you fly from Portland to London Heathrow Airport in April, with the cheapest ticket starting at $631.

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

Most people fly from Portland (PDX) if they book a flight from Portland to London Heathrow. On average, Portland has 2 outbound flights to London Heathrow per day from 14 airlines. Portland is conveniently located just 6.0 mi from Portland’s city center.

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

Yes, there are multiple flights from Portland to London Heathrow Airport for under $800. The cheapest flight booked recently is on Icelandair for just $747, but on average you can expect to pay $762.

Cheapflights has at least 20 direct flights from Portland to London Heathrow Airport under $900. A good price for a nonstop flight from Portland to London Heathrow Airport is less than $904.

There are currently 20+ open flights from Portland to London Heathrow Airport within the next 7 days for less than $1,300.

Nonstop flights can be found on the following days: Friday.

Per day, 2 flights depart from Portland to London Heathrow Airport on average.
Evening (6pm - Midnight) - 100% of flight departures

Icelandair and Air France can get you from Portland to London Heathrow Airport in just under 16h 45m. Your travel time can differ by up to 4h 10m. There are 4927 mi between Portland and London Heathrow Airport. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

According to our current data, Icelandair ($747), and Air France ($761) offers the cheapest pricing from Portland to London Heathrow Airport. Icelandair is priced at 18% lower than the current average price of a flight leaving 3 months from now.

One-way options have recently been found by users for as low as $359 on WestJet. Other airlines that offer cheap prices include Icelandair from $376 and Aer Lingus from $519 one-way.

The most popular airlines flying from Portland to London Heathrow Airport are American Airlines, Air Canada and Air France. Something to consider prior to booking your flight.

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Portland to London Heathrow Airport on time: American Airlines (19%), Aer Lingus (19%), Finnair (19%).

On average you can expect to pay $2,284 for a flight from Portland to London Heathrow Airport. The cheapest flight overall is $627 while the most popular route, (Portland - London Heathrow) is currently priced at $748.

PDX stands for Portland Airport, while LHR stands for London Heathrow Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.