Cheap Flights from Porto to London from $26

Frequently Asked Questions

• What are the cheapest flights from Porto to London (OPO-LON)?

  Based on Trip.com data, Ryanair offers one-way fares as low as $26 on Cheapest nonstop routes (e.g. OPO to STN on Tue, Oct 13), while Ryanair offers Cheapest nonstop round-trips from $49 departing on Fri, Oct 23 and returning on Sat, Oct 31.

• Which airlines offer direct flights from Porto to London?

  At the moment, you can catch a nonstop flight from Porto to London with the following airlines, including: easyJet British Airways TAP Air Portugal Ryanair Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long does it take to fly from Porto (OPO) to London (LON) and what is the distance?

  It takes around 2 hours 20 minutes to fly from Porto (OPO) to London (LON).

• When is the best time to book flights from Porto to London?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Porto to London is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Porto to London?

  Based on Trip.com data in the past 4 weeks, there is 54 flight per week flying from Porto to London. You can check the weekly schedule for popular airlines on this route below: TAP Air Portugal: S/M/T/W/T/F/S -- TP1328 (09:14) Ryanair: S/M/T/W/T/F/S -- FR1276 (11:58)

• How can I find the best deals on flights from Porto to London?

  To find best deals on flights from Porto to London, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Oct 13, with one-way flights priced at just $26.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Ryanair.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for London travel is around August.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Porto (OPO) to London (LON) the cheapest?

  The cheapest months to fly from Porto to London is December, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Porto to London on?

  After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Porto to London on September 24, 2026 with Ryanair, with prices starting at $23.

• Which airports can I fly into London from Porto?

  You can arrive at any of the following airports in London: Heathrow Airport (LHR), London Gatwick Airport (LGW), London City Airport (LCY), London Luton Airport (LTN), London Stansted Airport (STN), and London Southend Airport (SEN). Flights from Francisco Sa Carneiro International Airport to London Gatwick Airport (OPO-LGW) are by far the most popular option for this route.

• Is there any time difference between Porto and London?

  The time difference between London and Porto is 0m.

• How do I change or cancel my ticket from Porto to London?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

• What is the average cost of a one-way flight from Porto to London?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Porto to London is $223. Fares vary by travel date, airline and availability.

• What is the average cost of a round-trip flight from Porto to London?

  Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Porto to London is $231. The final price depends on the outbound and return dates, airline and fare conditions.

• How do I book flights from Porto to London on Trip.com?

  Enter Porto and London, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.

• Are there budget airlines on the Porto to London route?

  easyJet, Ryanair and Vueling Airlinesare the most popular budget airlines flying from Porto to London. Check baggage, seat and payment fees before comparing the final price.