Flight deals from London to Portland

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • Round-trip
  • One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Find the best time to fly from London to Portland

We monitor flight fares to help you find the best deals effortlessly

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  • 20 27
  • May

    27 4
  • 4 11
  • 11 18
  • 18 25
  • Jun

    25 1
  • 1 8
  • 8 15
  • 15 22
  • 22 29
  • Jul

    29 6
  • 6 13
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Airlines Flying from London to Portland

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

FAQ

  • When are flight tickets from London (LON) to Portland (PDX) the cheapest?

    Airlines adjust prices for flights from London to Portland based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much are flights from London (LON) to Portland (PDX) cost?

    According to Trip.com's data, the lowest price is around VND 39,265,154.
  • How long is the flight from London (LON) to Portland (PDX)?

    It takes about 9 hours 55 minutes to fly from London (LON) to Portland (PDX).
  • What are the most popular airlines that fly from London (LON) to Portland (PDX)?

    Airlines with flights from London (LON) to Portland (PDX): Aer Lingus, Finnair, American Airlines, British Airways, Iberia, Alaska Airlines and Malaysia Airlines.
  • How many airports in Portland (PDX)?

    There are 2 airport(s) in Portland (PDX): Hillsboro Airport and Portland International Airport.

How to find a cheap flight from London to Portland

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from London to Portland. Book your flights at the right time and save more.
1
Be flexible with your travel dates to get the cheapest flight from London to Portland.
Simply tap "Date" on the flight search bar to browse through the calendar and check out airfare from London to Portland over the next 6 months in 2025. If you're planning to fly within the next three months, it looks like the most affordable option is on Wed, Apr 30, with one-way flights priced at just VND 37471278.
2
Compare cheap flight deals from London to Portland across hundreds of airlines.
With our extensive search, you can compare prices from over 500 airlines to find the cheapest flight tickets from London to Portland. The cheapest airline for this route is Finnair.
3
Set up a Price Alert
By setting up a Price Alert for your journey from London to Portland, you can easily keep an eye on ticket prices without having to check every day.
4
Don't miss out on cheap flight deals and promo codes from London to Portland.
You can always find the latest offers through Trip.com Deals and Promo Codes for cheap flights. By signing up for a free membership, you'll get access to even more deals for your flights.
5
Book early or wait until the last minute.
It's usually best to book early. Flight tickets are often cheapest when they're first released, typically about a year before the departure date. So, have a look online as soon as the flights you're interested in become available. If you miss the cheapest time, you might still find some good deals as the departure date gets closer.
6
Search for flights on the go.
For the best travel flight booking experience, download the Trip.com app. You can search for cheap flights from London to Portland and snag some exclusive deals just for you.

Flight Information from London to Portland

Cheapest one-way flight price VND 6,882,479
Cheapest return ticket price VND 19,089,411
Off-season travel month May
Peak season for travel January
Flight distance 7,895.85km
Average flight time 9 hours 55 minutes
Popular airline British Airways

Flight from London to Portland

Portland, the biggest city in Oregon, USA, is a major port in the Pacific Northwest area. It’s a city known for its beer, weirdness and nature trails. It’s one of the world’s most green cities with many forest walks and public parks in the city. In Portland, walking is huge; also, people will more likely cycle than drive here. Some of its nicknames like “The Rose City”, “Bridgetown”, “Beervana” are sure giveaways of the city’s culture and landscape.

Tip: Make sure to pack trekking gear, sportswear and walking shoes when you are planning to fly down here.

How to get there

Portland International airport is a joint civil-military airport. Being the largest airport in Oregon State, it has connections and direct flights to most of the airports in the US and international destinations. There’s a good frequency of direct and connecting London to Portland flights every day. Air France, Major Airlines, KLM and Virgin Atlantic fly direct Flights to Portland. Connecting routes are mostly serviced by the United and American Airlines.

Tip- If time permits, you can save about 20 % to 30% on fares by selecting a connecting flight fitting your travel schedule.

Getting a feel of City’s Sights, Culture and Tastes

Portland offers the lush green beauty and serenity of its green spaces and nature trails on one and selection of fun things like music, theatre, food carts and top craft breweries on the other.

The La Su Chinese garden and the Portland Japanese  Garden are complete with its tea house, reflecting ponds and manicured gardens and has tea tasting and tai chi sessions, too. The city derives one of its nicknames because of the international Rose Test Garden and Peninsular Park Rose Garden, which are the largest public rose gardens in the US. Washington Park, Forest Park, Columbia River Gorge National Scenic Area, and Grotto are some vast green spaces which offer escape from the hustle and bustle of the city.

The taste of the city’s food culture comes alive in the Saturday Market, which is the largest open market selling fresh produce, artisanal bread and baked goods and jams, pickles and preserves. The food carts or pods as they are called, lining the streets dish out tasty food options at reasonable prices.

Portland has the highest number of brewpubs per capita than in any other US city and is home to some of the best US Beer Bars producing some of the best craft beers. There are several Beer festivals and beer and wine tours to give you a first-hand look into the brewing process.

Stay and Shopping in Portland

The Downtown neighbourhood is the city centre of Portland having a historic seacoast and unique shops, the Pearl District with its art galleries and great shopping deals and the Nib Hill provide great options for both shopping and hotel stay. Books from Powell’s City of Books, Kiriko made Japanese clothes and textiles and MadeHere PDX goods are items to look for when you shop.

While looking for London-Portland flights, customise your search as per your requirement and get the best deals and cheap flights from London. You can maximise the discounts by combining the flight search along with the hotels. Plan early and make your bookings on Trip.com for a wonderful vacation.

The Downtown neighbourhood is the city centre of Portland having a historic seacoast and unique shops, the Pearl District with its art galleries and great shopping deals and the Nib Hill provide great options for both shopping and hotel stay. Books from Powell’s City of Books, Kiriko made Japanese clothes and textiles and MadeHere PDX goods are items to look for when you shop.

While looking for London-Portland flights, customise your search as per your requirement and get the best deals and cheap flights from London. You can maximise the discounts by combining the flight search along with the hotels. Plan early and make your bookings on Trip.com for a wonderful vacation.