Cheap Flights from Plymouth (MNI) to London (LHR)

Popular airlines from Plymouth (MNI-Gerald's Field) to Heathrow Airport (LHR)

Find available prices by choosing your travel dates.
Flights from Plymouth (MNI) to London (LHR)
Origin airport
Gerald's Field
Destination airport
Heathrow
Distance
4107 mi

Plymouth to London Flights

The cheapest times to fly from Plymouth to London

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Plymouth to London are during the month of . You can find some of the cheapest flights from Plymouth to London with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Plymouth to London

Sunday is one of the best days to book for cheap flights from Plymouth to London: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Plymouth to London

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Plymouth to London in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Plymouth to London flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Plymouth to London airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much does a flight from Plymouth (MNI-Gerald's Field) to Heathrow Airport (LHR) cost?
Discover the latest flight deals from MNI to LHR by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from MNI to LHR?
The cheapest flights from MNI to LHR are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from MNI to LHR?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from MNI to LHR. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Plymouth (MNI-Gerald's Field) to Heathrow Airport (LHR)?
Direct flights from Plymouth (MNI-Gerald’s Field) to Heathrow Airport (LHR) aren’t available daily, so you’ll have to take a flight with a layover. Explore your options with Expedia’s filters. Enter your travel dates and pick either “1 Stop” or “2+ Stops.”
What day of the week has the most flights from MNI to LHR?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change depending on various factors, including the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Plymouth (MNI-Gerald's Field) to Heathrow Airport (LHR)?
Choose a flight from Plymouth (MNI-Gerald’s Field) to Heathrow Airport (LHR) that takes off before 3 PM to reduce the risk of cancellations. Later departures have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Plymouth (MNI-Gerald's Field) to Heathrow Airport (LHR) last-minute?
Booking your ticket from MNI to LHR right before your journey is usually more expensive. However, if there’s some wiggle room with your itinerary, you could bag a cheap last-minute fare.
Is it cheaper to book a MNI to LHR flight and hotel package?
You’ll generally save money by securing a MNI to LHR flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it’s simple to manage everything in one convenient place. Once you’ve chosen your ideal flights and accommodations, consider adding extras like car rentals, tours and activities.
Can I cancel or change the date of my flight from Plymouth (MNI-Gerald's Field) to Heathrow Airport (LHR)?
Usually, it’s possible to cancel or reschedule your MNI to LHR flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline’s policies in your itinerary to see what changes are possible and if any costs are involved. You’ll also find more information on our Customer Service portal.

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*Available to One Key members.