Cheap flights from London Heathrow to Portland Oregon

from as little as £496

13 nights in Portland Oregon, departing London Heathrow on 16 / Mar / 2026 with British Airways (price found 8 hours ago)

Subject to availability, prices correct of the last 24 hours
Portland Oregon

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The London Heathrow / Portland Oregon route

All 7891 km of it

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Portland Oregon flight facts

What you need to know

Alternative flights from the UK to Portland Oregon

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Portland Oregon

Today alone, Netflights has searched over 3,651 flights. 16 / Mar / 2026 is currently the lowest priced day of the year to fly the London Heathrow/Portland Oregon route. There are around 889 flights on any given week from the UK to Portland Oregon and the cheapest month to fly right now is March.

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Min / Max Temperature (°C)
LOWEST

3 °C

AVG

12 °C

HIGHEST

26 °C

Rainfall (mm)
LOWEST

17 mm

AVG

91.2 mm

HIGHEST

174 mm

Key facts about Portland Oregon

How to get cheap flights from London Heathrow to Portland Oregon

Tips and advice from our flight experts

If you're looking to fly from London Heathrow to Portland Oregon, you might like to know that 16 / Mar / 2026 currently has the cheapest flights. At the moment, there are 11 airlines flying to Portland Oregon. Go through the results to find the right flights for you – you can adjust the filters to see find even more flights to Portland Oregon.

The most popular airlines offering flights to Portland Oregon are British Airways, Lufthansa & Virgin Atlantic. British Airways is the most popular one, but that doesn’t mean their flights will be the cheapest. If you can't find a flight time that suits you, why not look at flying out from a different airport?

The distance between London Heathrow to Portland Oregon is 7891 km. Normally, it takes about 11 hrs 40 mins to fly, and you can definitely expect the journey to be at least 9 hrs 55 mins. You can see the various flight times in the results.

If you want to travel in August, it's best to book your flights early, as this is peak season in Portland Oregon. The cheapest month to fly is normally November – try searching three to four months prior to then to get a bargain. You can also search by month, which will reveal the cheapest time of the week to fly.

Other popular destinations near Portland Oregon

Where other people are flying to

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