Cheap flights from Oregon to London from $320
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to London departing on 1/10. 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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Not ready to book? to track prices.United Airlines flights from Oregon to London Heathrow Airport
Our best United Airlines deals on Oregon to London Heathrow Airport flight tickets
Lufthansa flights from Oregon to London Heathrow Airport
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Fly from
Fly to
Route
Depart
Return
PortlandLondon
PDX Portland - LHR London Heathrow
PDXLHR
Portland
Thu 12/3
2:45 pm-9:40 pm
2 stops22h 55m
London Heathrow
Sun 12/13
6:40 am-5:00 pm
2 stops18h 20m
RedmondLondon
RDM Bend/Redmond - LHR London Heathrow
RDMLHR
Bend/Redmond
Wed 3/3
1:07 pm-9:40 am
1 stop12h 33m
London Heathrow
Fri 3/5
9:00 am-11:51 am
2 stops34h 51m
PortlandLondon
PDX Portland - LHR London Heathrow
PDXLHR
Portland
Mon 11/2
2:45 pm-9:35 am
3 stops34h 50m
London Heathrow
Mon 11/9
6:40 am-5:00 pm
2 stops18h 20m
RedmondLondon
RDM Bend/Redmond - LHR London Heathrow
RDMLHR
Bend/Redmond
Wed 3/3
5:00 am-7:10 am
2 stops18h 10m
London Heathrow
Fri 3/5
6:35 am-6:03 pm
2 stops19h 28m
PortlandLondon
PDX Portland - LHR London Heathrow
PDXLHR
Portland
Sat 2/13
10:00 am-6:30 am
2 stops36h 30m
London Heathrow
Tue 2/16
6:30 am-2:41 pm
2 stops16h 11m
PortlandLondon
PDX Portland - LHR London Heathrow
PDXLHR
Portland
Mon 1/25
3:40 pm-10:55 pm
2 stops23h 15m
London Heathrow
Wed 1/27
2:30 pm-2:41 pm
1 stop32h 11m
PortlandLondon
PDX Portland - LHR London Heathrow
PDXLHR
Portland
Thu 11/5
2:45 pm-10:50 am
1 stop12h 05m
London Heathrow
Thu 11/12
8:35 pm-5:00 pm
1 stop28h 25m
PortlandLondon
PDX Portland - LHR London Heathrow
PDXLHR
Portland
Mon 3/1
2:45 pm-10:50 am
1 stop12h 05m
London Heathrow
Wed 3/17
12:15 pm-6:00 pm
1 stop12h 45m
PortlandLondon
PDX Portland - LHR London Heathrow
PDXLHR
Portland
Wed 2/10
7:00 am-6:20 am
1 stop15h 20m
London Heathrow
Fri 2/26
6:30 am-11:20 am
1 stop12h 50m
PortlandLondon
PDX Portland - LHR London Heathrow
PDXLHR
Portland
Wed 2/10
7:00 am-6:20 am
1 stop15h 20m
London Heathrow
Fri 2/26
6:30 am-11:20 am
1 stop12h 50m
See travel insights to London from
How to get the cheapest flight ticket from Oregon to London Heathrow Airport
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 London Heathrow Airport?
The month of February is, on average, the cheapest month to fly to London Heathrow Airport from Oregon, with most prices found around $718. If you’re not able to fly to London Heathrow Airport in February, then January is your next best option. Flight prices from Oregon to London Heathrow Airport during January average around $792.
What is the cheapest day to depart on your flight to London Heathrow Airport?
Our data shows that Monday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $944. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $1,104.
What is the cheapest time of day to depart on your flight to London Heathrow Airport?
According to our data, the cheapest time of day to fly to London Heathrow Airport is in the afternoon. momondo users have found flights departing from Oregon to London Heathrow Airport in the afternoon for as low as $892. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the evening are often more expensive with an average ticket price of $1,041.
What is the cheapest Oregon to London Heathrow flight route?
Fly from Portland to London Heathrow for the best Oregon - London Heathrow flight prices
How far in advance should I book a flight from Oregon to London Heathrow Airport?
You are more likely to see cheaper flights to London Heathrow Airport from Oregon when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $980 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Oregon for as low as $886 on momondo.
What cabin class options are available on Oregon to London Heathrow Airport flights?
There are 4 cabin classes available to choose from on Oregon to London Heathrow Airport 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 Oregon to London Heathrow?
Virgin Atlantic, American Airlines, and British Airways are the most popular carriers operating from Oregon to London Heathrow
What airlines fly to London Heathrow Airport?
British Airways, Icelandair and American Airlines are the top three most popular airlines that fly to London Heathrow Airport from Oregon according to our data. British Airways is the first choice among our users, with 66% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 12 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from Oregon to London Heathrow Airport on average per day?
6 flights are operational daily from Oregon to London Heathrow Airport as of October 2026. The most popular departure time for this route is 7:00PM, with 100% of flights per day taking off in the evening.
How many flights depart from Oregon to London Heathrow Airport on average per week?
The number of flights available between Oregon and London Heathrow Airport is 43 per week as of October 2026. The most frequent departure day is Wed, with 16% of weekly flights leaving on this day.
Cheap Oregon to London Heathrow Airport flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Oregon to London Heathrow Airport
Frequently asked questions about flying from Oregon to London Heathrow Airport
When did momondo last update prices for flights from Oregon to London Heathrow Airport?
Prices for flights from Oregon to London Heathrow Airport are updated daily.
How many operators does momondo search for flights from Oregon to London Heathrow Airport?
There are 12 operators available for flights from Oregon to London Heathrow Airport as of October 2026.
How old do you have to be to fly from Oregon to London Heathrow Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Oregon to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Oregon to London Heathrow Airport?
momondo data reveals that the most frequently booked plane model on the route from Oregon to London Heathrow Airport is Boeing 787-10 Dreamliner, representing 54.27% of all bookings. The subsequent popular models are Boeing 787-8 Dreamliner at 36.21%, Boeing 787-9 Dreamliner at 4.31%, and Boeing 787 Dreamliner at 3.32%.
Best airlines flying from Oregon to London Heathrow Airport
Compare and see reviews for airlines that fly from Oregon to London Heathrow Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $499 | Free Cancellation | Rating 6.9 758 reviews | |||
| PriceFrom $578 | Free Cancellation | Rating 7.8 8,654 reviews | |||
| PriceFrom $596 | Free Cancellation | Rating 7.5 694 reviews | |||
| PriceFrom $604 | Free Cancellation | Rating 7.8 1,582 reviews | |||
| PriceFrom $630 | Free Cancellation | Rating 6.8 8,276 reviews | |||
| PriceFrom $637 | Free Cancellation | Rating 7.0 3,249 reviews | |||
| PriceFrom $641 | Free Cancellation | Rating 7.6 1,425 reviews | |||
| PriceFrom $646 | Free Cancellation | Rating 6.7 8,255 reviews | |||
| PriceFrom $650 | Free Cancellation | Rating 7.4 10,334 reviews | |||
| PriceFrom $653 | Free Cancellation | Rating 7.9 13,045 reviews |
Traveling to a place near London?
Book flights to London if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Oregon to London?
It is quick and easy to find Oregon to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.
Can I find flights from Oregon to London with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to London from Oregon with this policy.
How can momondo help me find flights from Oregon to London?
Once all potential Oregon to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Oregon to London right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to London from Oregon. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.