International route
Cheap flights from London to Portland
London Heathrow Airport (LHR) to Portland International Airport (PDX). 4,900 miles, 10h 5m nonstop.
LHR to PDX at a glance
Computed from airline schedules and the fares we track for this route. Refreshed several times a day.
- Distance
- 4,900 milesgreat-circle
- Typical flight time
- 10h 5mnonstop, gate to gate
- Nonstop airlines
- ASVS2 airlinesAlaska, Virgin Atlantic
- Nonstop flights per day
- 2all airlines combined
- Cheapest month
- January 2027over the next six months
- Best day to fly
- Tuesday20% less than Friday
- Time difference
- 8h behindPortland vs London
London to Portland
Round trips from $359
Per traveler, taxes and fees included. Lowest fare we found departs Tue, Jan 5.
Cheapest month: January 2027
See fares on these datesLock any fare free — pay only when you accept your last-minute deal
Or ask an agent on WhatsAppLondon to Portland fares by month
Lowest round-trip economy fare per traveler in each of the next six months, taxes and fees included. Select a month to search that date.
Airlines flying London to Portland
2 airlines fly nonstop with 2 departures a day combined, plus 17 more with one stop.
- ASAlaska AirlinesoneworldNonstop · 1 flight a day · first checked bag from $35
- VSVirgin AtlanticSkyTeamNonstop · 1 flight a day · first checked bag from $75
- EIAer LingusConnecting via SNN · first checked bag from $70
- AMAeroméxicoSkyTeamConnecting via MEX, GDL · first checked bag from $40
- ACAir CanadaStar AllianceConnecting via YVR, YUL, YYC · first checked bag from $35
- AFAir FranceSkyTeamConnecting via ORY · first checked bag from $75
- AAAmerican AirlinesoneworldConnecting via DFW, CLT, ORD, MIA, PHX, PHL, DCA, JFK · first checked bag from $40
- OSAustrian AirlinesStar AllianceConnecting via VIE · first checked bag from $75
- DLDelta Air LinesSkyTeamConnecting via ATL, MSP, DTW, SLC, SEA, LAX, JFK, BOS, LGA · first checked bag from $35
- AYFinnaironeworldConnecting via HEL · first checked bag from $70
- AZITA AirwaysConnecting via FCO · first checked bag from $70
- B6JetBlueConnecting via JFK, BOS, MCO, LAX · first checked bag from $40
- LHLufthansaStar AllianceConnecting via MUC · first checked bag from $75
- SKSAS Scandinavian AirlinesSkyTeamConnecting via CPH, OSL · first checked bag from $70
- TKTurkish AirlinesStar AllianceConnecting via IST · first checked bag from $70
- UAUnited AirlinesStar AllianceConnecting via ORD, IAH, SFO, IAD, LAX · first checked bag from $40
- VBVivaLow-costConnecting via MTY, MEX, GDL, CUN · first checked bag from $45
- Y4VolarisLow-costConnecting via GDL, MEX, TIJ, CUN · first checked bag from $45
- WSWestJetConnecting via YYZ · first checked bag from $35
Connecting options
Hubs where one airline can carry you on both legs, most choices first.
- New York (JFK)AADLB63 airlines
- Los Angeles (LAX)DLUAB63 airlines
- Mexico City (MEX)AMVBY43 airlines
- Guadalajara (GDL)AMVBY43 airlines
- Chicago (ORD)AAUA2 airlines
Which airport should I use?
London has 3 airports. Fares can differ by $50 to $150 round trip between them, so check the alternatives before you book.
Tips for this route
- Only Alaska and Virgin Atlantic fly this route nonstop, which keeps nonstop fares firm. A one-stop itinerary through JFK or LAX is usually cheaper if you can spare the extra three to five hours.
- January 2027 is the cheapest month to fly over the next six months, with round trips from $359; September 2026 is the most expensive at $516 and up, a difference of $157 per traveler.
- Departing on a Tuesday averages 20% less than a Friday on this route. If your dates are flexible, shift the outbound by a day or two and check the calendar view before you book.
- Book 2 to 5 months ahead for the best fares; long-haul seats sell out earliest for summer and holiday travel.
- Portland is 8 hours behind London. A morning departure lands in Portland with most of the day left; an evening flight arrives close to local dinner time.
Ready to compare live fares?
See every airline on LHR–PDX side by side with bags and seat rules spelled out.
Search London to PortlandLondon to Portland: common questions
How long is the flight from London to Portland?
A nonstop flight from London (LHR) to Portland (PDX) takes about 10h 5m gate to gate, covering 4,900 miles. Connecting itineraries add the layover, typically 2 to 5 hours more in total.
Which airlines fly nonstop from LHR to PDX?
Alaska Airlines and Virgin Atlantic operate nonstop flights from London (LHR) to Portland (PDX), with 2 nonstop departures a day between them. One-stop options connect through JFK, LAX and MEX.
What is the cheapest month to fly from London to Portland?
Over the next six months, January 2027 has the lowest round-trip fares from London (LHR) to Portland (PDX), starting at $359 per traveler including taxes and fees. Within any month, Tuesday departures average the lowest prices.
How far in advance should I book London to Portland flights?
Book 2 to 5 months ahead for the best fares; long-haul seats sell out earliest for summer and holiday travel. Air1 Tickets includes free cancellation within 24 hours of booking on every fare, so you can lock in a good price and keep looking.
What is the time difference between London and Portland?
Portland is 8 hours behind London. LHR is on Europe/London time and PDX on America/Los Angeles time. Departure and arrival times in search results are always shown in local time at each airport.
Related routes
Other popular city pairs from the same departure city and to the same destination, with the lowest round-trip fares we found.
More flights from London
All routesMore flights to Portland
All routes- Denver to PortlandDEN → PDXfrom $90
- Phoenix to PortlandPHX → PDXfrom $106
- Los Angeles to PortlandLAX → PDXfrom $89
- San Francisco to PortlandSFO → PDXfrom $57
- Seattle to PortlandSEA → PDXfrom $51
- Las Vegas to PortlandLAS → PDXfrom $87
- San Diego to PortlandSAN → PDXfrom $112
- Anchorage to PortlandANC → PDXfrom $138