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Cheap flights from Portland (PDX) to Heathrow (LHR) from $313

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/13. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
PDX — LHR
Jun 11 — Jun 181
From?
To?
Tue 6/11
Tue 6/18
1 adult, Economy
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The best prices from Portland to London Heathrow are usually found in January or April, booked 40 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Portland to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 6, 2024.

Popular in

June

Cheapest in

January

Round-trip from

$643

One-way from

$328
High demand for flights, 29% potential price rise
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Best time to find cheap flights, 22% potential price drop
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From Portland to London Heathrow
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One-way flight from Portland to London Heathrow
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What is the cheapest day to fly round-trip from Portland to London Heathrow Airport?

Flights from Portland to London Heathrow Airport are found to be more expensive on Thursday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London Heathrow Airport.

How far in advance should I book a flight from Portland to London Heathrow Airport?

To save on the cost of your flight from Portland to London Heathrow Airport, book at least 24 days before your planned departure. Booking around this time can save you about 45% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $847 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,159.

What is the cheapest month to fly from Portland to London Heathrow Airport?

Flights from Portland to London Heathrow Airport lean towards being more expensive in June. Prices are generally better when you fly from Portland to London Heathrow Airport in February, with the cheapest ticket starting at $582.

What is the cheapest time of day to fly from PDX to LHR?

One of the essential ways to save on airfare from Portland to London Heathrow Airport is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 14% on airfare.

Cheap Portland to Heathrow flights in June & July 2024

Find cheap flight options from Portland to Heathrow specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Prices were last updated on June 6, 2024.
These are some of the best deals we've found on flights to London in 2024 at this time. Check back regularly for other flight deals.
Tue 7/236:00 amPDX - LHR
3 stops29h 45mMultiple Airlines
Tue 8/278:50 pmLHR - PDX
3 stops34h 38mMultiple Airlines
Deal found 6/5$921
Wed 6/1211:53 pmPDX - LHR
1 stop14h 17mMultiple Airlines
Sun 6/1610:05 amLHR - PDX
1 stop20h 48mMultiple Airlines
Deal found 6/5$937
Wed 7/3112:59 amPDX - LHR
1 stop21h 26mBritish Airways
Tue 9/103:30 pmLHR - PDX
Nonstop9h 55mBritish Airways
Deal found 6/6$943
Wed 7/3112:20 amPDX - LHR
1 stop21h 35mUnited Airlines
Tue 9/108:30 amLHR - PDX
1 stop21h 59mUnited Airlines
Deal found 6/6$947
Tue 7/238:15 amPDX - LHR
2 stops27h 30mMultiple Airlines
Tue 8/278:50 pmLHR - PDX
3 stops34h 38mMultiple Airlines
Deal found 6/5$948
Thu 7/116:00 amPDX - LHR
3 stops31h 35mMultiple Airlines
Wed 7/246:45 amLHR - PDX
2 stops23h 36mMultiple Airlines
Deal found 6/5$963
Mon 7/2212:59 amPDX - LHR
1 stop23h 01mAmerican Airlines
Tue 8/275:00 pmLHR - PDX
2 stops34h 06mAmerican Airlines
Deal found 6/5$970
Thu 7/181:36 pmPDX - LHR
2 stops14h 19mIcelandair
Mon 8/199:25 pmLHR - PDX
2 stops34h 19mIcelandair
Deal found 6/5$973
Thu 7/254:45 pmPDX - LHR
2 stops35h 10mIcelandair
Mon 8/199:25 pmLHR - PDX
2 stops34h 19mIcelandair
Deal found 6/5$974

Portland to Heathrow 2024 flight deals

Discover exclusive flight deals for travel between Portland and Heathrow in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
These are some of the best deals we've found on flights to London in 2024 at this time. Check back regularly for other flight deals.
Tue 9/244:40 pmPDX - LHR
2 stops19h 40mIcelandair
Fri 10/111:05 pmLHR - PDX
1 stop12h 50mIcelandair
Deal found 6/6$874
Thu 9/512:39 amPDX - LHR
1 stop22h 36mDelta
Sun 9/1512:45 pmLHR - PDX
1 stop14h 10mDelta
Deal found 6/6$875
Thu 8/17:15 pmPDX - LHR
Nonstop9h 30mBritish Airways
Tue 9/103:30 pmLHR - PDX
Nonstop9h 55mBritish Airways
Deal found 6/5$876
Wed 8/285:40 pmPDX - LHR
1 stop13h 10mVirgin Atlantic
Tue 9/1012:45 pmLHR - PDX
1 stop12h 18mVirgin Atlantic
Deal found 6/5$877
Fri 8/2312:48 pmPDX - LHR
1 stop12h 52mLufthansa
Sun 9/86:30 amLHR - PDX
2 stops19h 47mLufthansa
Deal found 6/5$878
Thu 8/17:15 pmPDX - LHR
Nonstop9h 30mBritish Airways
Tue 9/103:30 pmLHR - PDX
Nonstop9h 55mBritish Airways
Deal found 6/6$879
Thu 8/1512:15 amPDX - LHR
1 stop21h 40mUnited Airlines
Mon 9/22:10 pmLHR - PDX
2 stops18h 24mUnited Airlines
Deal found 6/5$880
Fri 8/231:23 pmPDX - LHR
1 stop13h 42mBritish Airways
Sun 9/83:30 pmLHR - PDX
Nonstop9h 55mBritish Airways
Deal found 6/5$881
Mon 12/236:59 pmPDX - LHR
2 stops17h 36mUnited Airlines
Thu 1/28:00 amLHR - PDX
2 stops22h 08mUnited Airlines
Deal found 6/5$882

Portland to Heathrow flights leaving soon

Find last-minute flight options from Portland to Heathrow for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
Users seeking a last-minute flight from Portland to London should consider booking one of these fares. It's wise to confirm all flight details are correct before booking.
Wed 6/1211:53 pmPDX - LHR
1 stop14h 17mMultiple Airlines
Sun 6/1610:05 amLHR - PDX
1 stop20h 48mMultiple Airlines
Deal found 6/5$937
Tue 6/1112:30 amPDX - LHR
1 stop22h 45mDelta
Wed 6/196:30 amLHR - PDX
1 stop13h 30mDelta
Deal found 6/4$1,012
Wed 6/127:00 amPDX - LHR
1 stop18h 00mAmerican Airlines
Wed 6/193:30 pmLHR - PDX
Nonstop9h 55mAmerican Airlines
Deal found 6/4$1,017
Tue 6/1112:30 amPDX - LHR
1 stop22h 45mDelta
Wed 6/1911:30 amLHR - PDX
2 stops17h 16mDelta
Deal found 6/4$1,019
Wed 6/125:00 amPDX - LHR
2 stops18h 40mUnited Airlines
Wed 6/198:30 amLHR - PDX
2 stops16h 55mUnited Airlines
Deal found 6/4$1,032
Wed 6/1210:33 pmPDX - LHR
3 stops29h 17mMultiple Airlines
Wed 6/199:30 amLHR - PDX
3 stops22h 38mMultiple Airlines
Deal found 6/4$1,071
Tue 6/1110:20 amPDX - LHR
3 stops19h 35mMultiple Airlines
Tue 6/188:50 pmLHR - PDX
3 stops34h 03mMultiple Airlines
Deal found 6/6$1,077
Tue 6/1112:15 amPDX - LHR
1 stop21h 40mUnited Airlines
Sun 6/166:50 amLHR - PDX
2 stops23h 36mUnited Airlines
Deal found 6/5$1,079
Wed 6/1210:25 amPDX - LHR
2 stops17h 55mUnited Airlines
Sun 6/166:50 amLHR - PDX
2 stops23h 36mUnited Airlines
Deal found 6/5$1,084

One-way flights to Heathrow from Portland

Search for one-way flight options from Portland to Heathrow. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
Some of the best available deals we've found on one-way flights from Portland to London. Users needing a return flight from Portland to London should utilize the search form above.
Sun 10/132:00 pmPDX - LHR
1 stop14h 05mWestJet
Deal found 6/5$313
Sat 7/206:46 pmPDX - LHR
2 stops54h 24mMultiple Airlines
Deal found 6/5$322
Fri 10/182:00 pmPDX - LHR
1 stop14h 00mWestJet
Deal found 6/5$328
Thu 7/251:20 pmPDX - LHR
2 stops35h 50mMultiple Airlines
Deal found 6/6$353
Sat 9/1411:51 pmPDX - LHR
3 stops28h 04mMultiple Airlines
Deal found 6/5$369
Mon 7/810:09 pmPDX - LHR
3 stops51h 06mMultiple Airlines
Deal found 6/4$370
Mon 8/199:03 pmPDX - LHR
3 stops35h 22mMultiple Airlines
Deal found 6/5$383
Sun 7/712:15 pmPDX - LHR
2 stops39h 55mMultiple Airlines
Deal found 6/6$385
Wed 7/249:50 amPDX - LHR
2 stops25h 55mMultiple Airlines
Deal found 6/5$386

Find flights from Portland to Heathrow within your budget

Customize your flight search to find flights from Portland to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$569 - $660

Route

Depart

Return

Price

PortlandLondon Heathrow

PDX - LHR

PDXLHR

Portland

Sun 9/22

1 stop12h 35m

London Heathrow

Thu 10/3

1 stop12h 45m

$569

PortlandLondon Heathrow

PDX - LHR

PDXLHR

Portland

Tue 10/1

2 stops20h 00m

London Heathrow

Tue 10/8

2 stops17h 37m

$583

PortlandLondon Heathrow

PDX - LHR

PDXLHR

Portland

Sun 11/3

2 stops17h 30m

London Heathrow

Tue 11/12

2 stops17h 41m

$585

PortlandLondon Heathrow

PDX - LHR

PDXLHR

Portland

Tue 9/24

1 stop27h 15m

London Heathrow

Wed 10/23

1 stop32h 37m

$592

PortlandLondon Heathrow

PDX - LHR

PDXLHR

Portland

Sun 12/1

2 stops14h 40m

London Heathrow

Mon 12/9

2 stops29h 06m

$594

PortlandLondon Heathrow

PDX - LHR

PDXLHR

Portland

Mon 9/23

1 stop22h 23m

London Heathrow

Wed 10/23

1 stop13h 35m

$599

PortlandLondon Heathrow

PDX - LHR

PDXLHR

Portland

Wed 11/6

Nonstop9h 40m

London Heathrow

Tue 11/12

Nonstop10h 10m

$600

PortlandLondon Heathrow

PDX - LHR

PDXLHR

Portland

Tue 9/24

1 stop12h 30m

London Heathrow

Wed 10/23

Nonstop9h 55m

$604

PortlandLondon Heathrow

PDX - LHR

PDXLHR

Portland

Wed 9/18

1 stop34h 20m

London Heathrow

Wed 10/2

1 stop23h 10m

$660

Flights are sorted by cheapest first

Deals found on 6/5

How far ahead should I book a flight from Portland to London Heathrow Airport?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Heathrow. Price data was last updated on May 31, 2024.
Booking 40 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portland to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
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What is the cheapest day to fly from Portland to London Heathrow Airport?

Use this chart to determine the cheapest time to fly round-trip from Portland to Heathrow. Price data was last updated on June 2, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Portland to London Heathrow Airport flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Portland to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Portland with our price prediction graph.
Estimated round-trip 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.

Temperature and rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature and rainfall totals by month.

LON

Temperature

39.2 - 62.6 °F

If weather is an important factor for your trip to London Heathrow Airport, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated June 6, 2024.
Read reviews from past customers who have flown United Airlines, British Airways and American Airlines from Portland to London. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,222 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Crew

8.6

Entertainment

7.3

Overall

8.1

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Alaska Airlines
8.1
Very good
9,222 reviews
Alaska Airlines
8.1
Very good
9,222 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Crew

8.6

Entertainment

7.3

Overall

8.1

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Delta
8.0
Very good
10,368 reviews
Alaska Airlines
8.1
Very good
9,222 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Crew

8.6

Entertainment

7.3

Overall

8.1

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

KLM
7.9
Good
1,489 reviews
Alaska Airlines
8.1
Very good
9,222 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Crew

8.6

Entertainment

7.3

Overall

8.1

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

SWISS
7.8
Good
1,930 reviews
Alaska Airlines
8.1
Very good
9,222 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Crew

8.6

Entertainment

7.3

Overall

8.1

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Virgin Atlantic
7.6
Good
718 reviews
Alaska Airlines
8.1
Very good
9,222 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Crew

8.6

Entertainment

7.3

Overall

8.1

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Related info for your journey

Find useful and relevant information for your journey from Portland to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Portland to London Heathrow?

    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 15 airlines. Portland is conveniently located just 6.0 mi from Portland’s city center.

  • Can I find flights from Portland to London Heathrow Airport for under $600 on Cheapflights?

    Yes, there are multiple flights from Portland to London Heathrow Airport for under $600. The cheapest flight booked recently is on Icelandair for just $569, but on average you can expect to pay $595.

  • Are there nonstop flights from Portland to London Heathrow Airport for under $600 on Cheapflights?

    Cheapflights has at least 20 direct flights from Portland to London Heathrow Airport under $600. A good price for a nonstop flight from Portland to London Heathrow Airport is less than $680.

  • Are there last-minute flights available from Portland to London Heathrow Airport for under $1,000?

    There are currently 20+ open flights from Portland to London Heathrow Airport within the next 7 days for less than $1,000.

  • What are the cheapest airlines flying from Portland to London Heathrow Airport round-trip?

    According to our current data, Icelandair ($569), Air Canada ($583), and United Airlines ($592) offers the cheapest pricing from Portland to London Heathrow Airport. Icelandair is priced at 41% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Portland to London Heathrow Airport one-way?

    One-way options have recently been found by users for as low as $313 on WestJet. Other airlines that offer cheap prices include Icelandair from $408 and Lufthansa from $425 one-way.

  • What are the most reliable airlines from Portland to London Heathrow Airport?

    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 (72%), Aer Lingus (72%), Finnair (72%).

  • What are the cheapest flights from Portland to London Heathrow Airport?

    On average you can expect to pay $1,637 for a flight from Portland to London Heathrow Airport. The cheapest flight overall is $582 while the most popular route, (Portland - London Heathrow) is currently priced at $559.

  • What does PDX to LHR mean?

    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.

  • Where are the most common layover locations when flying from Portland to London Heathrow Airport?

    The most popular layover on flights from Portland to London Heathrow Airport is Seattle.

  • What are some popular things to do or see while on a layover in Seattle?

    Most Seattle visitors opt to spend their time experiencing Pike Place Market, Seattle Waterfront, and Space Needle. Pike Place Market, Seattle Waterfront, and Space Needle are located about 11.2 mi, 10.9 mi, and 12.0 mi, respectively from Seattle/Tacoma Intl. Travelers can book a car rental at Seattle/Tacoma Intl for about $57 per day to make their sightseeing more efficient.

  • Where are the least popular layover locations for Portland to London Heathrow Airport flights?

    Portland to London Heathrow Airport flights that have layovers will least frequently stop in Reykjavik.

  • Can I find deals for flights from Portland to Heathrow that include extra baggage allowance?

    The amount of baggage you can bring on your Portland to Heathrow flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Portland to Heathrow with specific airlines?

    Yes, Cheapflights allows you to browse and filter Portland to Heathrow flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Portland to Heathrow that include hotel bookings?

    Yes. In addition to deals on Portland to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Heathrow.

  • Can I find deals for business class flights from Portland to Heathrow?

    Yes. Cheapflights offers flight deals from Portland to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Portland to Heathrow that allow pets onboard?

    Many airlines flying from Portland to Heathrow offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Portland to Heathrow?

    Yes, you can often find last-minute deals on Portland to Heathrow flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Portland to London Heathrow Airport flight deals updated?

    The Portland to London Heathrow Airport flight deals you see on this page were last updated on 6/6.

  • What are the most popular airlines that fly from Portland to London Heathrow Airport?

    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.

  • What is the cheapest month to book a flight from Portland to London Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from Portland to London Heathrow Airport (average of $653). Flying from Portland to London Heathrow Airport in June is currently the most expensive (average of $1,102). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Portland to Heathrow
See prices for flight routes from nearby airports that may be better suited for you.

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Medford to Heathrow flights
Portland to Stansted flights
Eugene to London City flights
Eugene to Gatwick flights
Redmond to London City flights
Medford to Gatwick flights
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Portland to Southend flights

Top 10 airlines flying from Portland to Heathrow

Discover the top 10 airlines that operate flights from Portland to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$273Average$1,332FlexibilityNo cancel feeOn-time60%
IcelandairCheapest$568Average$838FlexibilityNo cancel feeOn-time76%
KLMCheapest$578Average$895FlexibilityNo cancel feeOn-time75%
DeltaCheapest$587Average$943FlexibilityNo cancel feeOn-timeN/A
FinnairCheapest$611Average$912FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$624Average$862FlexibilityNo cancel feeOn-time69%
IberiaCheapest$632Average$925FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$646Average$1,030FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$648Average$1,011FlexibilityNo cancel feeOn-time71%
Virgin AtlanticCheapest$654Average$955FlexibilityNo cancel feeOn-time72%
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Search flights from Portland to Heathrow by cabin class

Find flights from Portland to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Hourly flight availability from Portland to Heathrow

Find hourly flight availability from Portland to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 6, 2024.
0%of flight departuresEarly morningMidnight to 6 am
0%of flight departuresMorning6 am to noon
0%of flight departuresAfternoonNoon to 6 pm
100%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Portland to Heathrow

Explore weekly flight availability from Portland to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 6, 2024.
Sunday5daily flights
Monday5daily flights
Tuesday0daily flights
Wednesday5daily flights
Thursday0daily flights
Friday5daily flights
Saturday0daily flights

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