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British Airways flights from London to Portland (LON - PDX)

LON — PDX
21 Aug — 28 Aug1
1 adult
1 adult, Economy, 0 bags

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Cheapest British Airways flights from London to Portland
Explore the most affordable British Airways flight options available from London to Portland. Find the lowest fares with prices last updated on 22 July 2026.

Wed 26/815:40
LHR
-
PDX
Nonstop10h 00m
British Airways
Thu 10/907:25
PDX
-
LHR
1 stop15h 25m
British Airways
Deal found 18/7£784
Mon 31/815:40
LHR
-
PDX
Nonstop10h 00m
British Airways
Mon 7/912:24
PDX
-
LHR
1 stop14h 06m
British Airways
Deal found 17/7£822
Tue 25/815:40
LHR
-
PDX
Nonstop10h 00m
British Airways
Sat 5/919:30
PDX
-
LHR
Nonstop9h 30m
British Airways
Deal found 18/7£839

  • How do most travelers feel about British Airways?

    The general consensus from 8,124 Cheapflights users is that British Airways is a 6.7/10. Select your travel dates above for updated prices on flights from London to Portland (LON-PDX).

  • Can I get a flight from London to Portland on British Airways for under £895?

    9 British Airways flights from LON to PDX have recently been found on Cheapflights for under £895. Click here to find the best deals to Portland for your desired dates.

British Airways flights from London to Portland in 2026

Find detailed information about British Airways flights from London to Portland. Explore the options provided by British Airways to plan your journey from London to Portland. Data last updated 22 July 2026.

One-way from

£474

Return from

£692

Popular in

July

Cheapest in

February

Average price (all airlines)

£869
British Airways
  • British Airways
  • 9/11
  • Nonstop
  • 10h 15m total
  • London to Portland
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British Airways
  • British Airways
  • 1/9-15/9
  • Nonstop
  • 19h 30m total
  • London to Portland
Search Deals
Highest demand for flights from London to Portland; 10% potential price increase.
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Best time to find cheap flights from London to Portland; 2% potential price drop.
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Average price for all London to Portland flights (one-way and round-trip).
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Which month is the cheapest to fly Economy class from London to Portland?

For Economy class flights, the cheapest month to fly this route is February. The most expensive months are July and June.

Weekly British Airways flight availability from London to Portland

The most British Airways flights from LON to PDX are scheduled on a Monday (1 on average). You will have fewer British Airways flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Portland by month

Plan your trip to Portland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portland ranges from 18.0 - 142.0 inches per month. November is typically the wettest month, when rainfall can reach 142.0 mm. July is typically the driest time to visit Portland when rainfall is around 18.0 mm.

Temperature in Portland by month

Plan your trip to Portland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

When is the best time to book a flight to Portland with British Airways?

The best time to book a flight to Portland with British Airways is 56 days before departure. On average, fares are higher if you book 14 days before departure.

Best time to book a flight from London to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from London with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Browse thousands of different options on Cheapflights for your next trip

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Fly from London to Portland on another airline

Consider alternative airlines that service the Portland area. Flight routes are based on user searches made on Cheapflights and were last updated on 22 July 2026.
Virgin Atlantic flights from London to Portland
Finnair flights from London to Portland

See what others are saying about British Airways

Read reviews and see what other travellers are saying about their experiences with British Airways. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing British Airways for your next flight. Reviews last updated 22 July 2026.
British Airways
6.7
Okay
8,124 reviews
Check prices
Overview

Crew

7.7

Entertainment

6.5

Comfort

6.8

Food

6.4

Boarding

6.9

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