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Cheap flights from London Heathrow Airport to Plymouth from £112

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 4/12. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — CWL
26 Nov — 3 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Heathrow to Plymouth

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Plymouth
Explore the most affordable flight options available from Heathrow to Plymouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 October 2025.

Wed 17/1211:45LHR - EXT
1 stop5h 05mKLM
Wed 31/1217:20EXT - LHR
1 stop14h 20mKLM
Deal found 26/10£246
Tue 18/1120:25LHR - EXT
1 stop20h 25mKLM
Tue 25/1117:20EXT - LHR
1 stop14h 20mKLM
Deal found 25/10£255
Sun 14/1206:50LHR - EXT
1 stop4h 15mBritish Airways
Tue 30/1213:15EXT - LHR
1 stop7h 10mBritish Airways
Deal found 26/10£260
Sun 23/1106:50LHR - EXT
1 stop4h 15mBritish Airways
Sun 30/1111:45EXT - LHR
1 stop6h 40mBritish Airways
Deal found 26/10£261
Thu 18/1206:50LHR - EXT
1 stop12h 25mBritish Airways
Tue 30/1213:15EXT - LHR
1 stop7h 10mBritish Airways
Deal found 26/10£266
Thu 18/1206:50LHR - EXT
1 stop12h 25mBritish Airways
Sun 4/111:35EXT - LHR
1 stop9h 20mBritish Airways
Deal found 26/10£272
Sun 2/1105:50LHR - EXT
1 stop4h 15mBritish Airways
Sun 9/1111:35EXT - LHR
1 stop6h 50mBritish Airways
Deal found 26/10£276
Wed 17/1211:45LHR - EXT
1 stop5h 05mKLM
Thu 1/117:20EXT - LHR
1 stop14h 20mKLM
Deal found 26/10£279
Fri 19/1207:10LHR - EXT
1 stop5h 20mBritish Airways
Tue 30/1213:15EXT - LHR
1 stop7h 10mBritish Airways
Deal found 26/10£282
Tue 11/1111:45LHR - EXT
1 stop5h 05mKLM
Sat 15/1117:20EXT - LHR
1 stop14h 20mKLM
Deal found 27/10£287
Fri 19/1208:05LHR - EXT
1 stop4h 25mBritish Airways
Sun 4/111:35EXT - LHR
1 stop9h 20mBritish Airways
Deal found 26/10£288

Cheap flight deals from Heathrow to Plymouth

Keep the following information in mind while searching for Heathrow to Plymouth flight deals. Data was last updated 27 October 2025.

Round-trip from

£246

One-way from

£112

Popular in

September

Cheapest in

March

Average price

£337
KLM
  • KLM
  • 17/12-31/12
  • 2 total stops
  • 19h 25m total
  • London to Plymouth
Search Deals
British Airways
  • British Airways
  • 1/12
  • 1 total stop
  • 10h 00m total
  • London to Plymouth
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£29 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Plymouth 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 858,174 searches. Data last updated 27 October 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Plymouth that are best for you.

Fly from

Heathrow

Fly to

Plymouth

Route

Depart

Return

Price

LondonExeter

LHR - EXT

LHREXT

London Heathrow

Wed 17/12

11:45-16:50

1 stop5h 05m

Exeter

Wed 31/12

17:20-07:40

1 stop14h 20m

£246

LondonExeter

LHR - EXT

LHREXT

London Heathrow

Tue 18/11

08:40-16:50

1 stop8h 10m

Exeter

Tue 25/11

17:20-09:00

1 stop15h 40m

£257

LondonExeter

LHR - EXT

LHREXT

London Heathrow

Tue 16/12

06:40-17:45

1 stop11h 05m

Exeter

Tue 30/12

13:15-20:25

1 stop7h 10m

£260

LondonExeter

LHR - EXT

LHREXT

London Heathrow

Sat 20/12

19:00-11:05

1 stop16h 05m

Exeter

Tue 30/12

13:15-20:25

1 stop7h 10m

£260

LondonExeter

LHR - EXT

LHREXT

London Heathrow

Sun 14/12

06:50-11:05

1 stop4h 15m

Exeter

Tue 30/12

13:15-20:25

1 stop7h 10m

£260

LondonExeter

LHR - EXT

LHREXT

London Heathrow

Sun 14/12

06:50-11:05

1 stop4h 15m

Exeter

Wed 31/12

12:45-19:30

1 stop6h 45m

£260

LondonExeter

LHR - EXT

LHREXT

London Heathrow

Wed 17/12

11:45-16:50

1 stop5h 05m

Exeter

Fri 2/1

17:20-07:40

1 stop14h 20m

£261

LondonExeter

LHR - EXT

LHREXT

London Heathrow

Sun 23/11

06:50-11:05

1 stop4h 15m

Exeter

Sun 30/11

11:45-18:25

1 stop6h 40m

£261

LondonExeter

LHR - EXT

LHREXT

London Heathrow

Mon 15/12

20:30-17:45

1 stop21h 15m

Exeter

Sun 4/1

11:35-10:55

1 stop23h 20m

£266

LondonExeter

LHR - EXT

LHREXT

London Heathrow

Wed 17/12

20:10-19:15

1 stop23h 05m

Exeter

Sun 4/1

11:35-10:55

1 stop23h 20m

£266

Flights are sorted by cheapest return flights first.

Deals found on 26/10

Showing 1-10 of 22 results
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Best time to book a flight from Heathrow to Plymouth

Have a flexible travel schedule? Discover the best time to fly to Plymouth from Heathrow with our price prediction graph.
Estimated return 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.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Plymouth

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

Currently, December is the cheapest month in which you can book a flight from London Heathrow Airport to Plymouth (average of £35). Flying from London Heathrow Airport to Plymouth in January is currently the most expensive (average of £310). 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.

What is the cheapest time of day to fly from LHR to P1Y?

Find hourly flight availability from Heathrow to Plymouth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 October 2025.

One of the essential ways to save on airfare from London Heathrow Airport to Plymouth is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at midday could potentially save you up to 49% on airfare.

Related info for your journey

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

  • How long is the flight from London Heathrow Airport to Plymouth?

    A quick flight from London Heathrow Airport to Plymouth can take about 5h 05m. KLM provides one of the quickest options available for as low as £246. Airlines will cover a distance of 138 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from London Heathrow Airport to Plymouth (average of £35). Flying from London Heathrow Airport to Plymouth in January is currently the most expensive (average of £310). 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.

See more FAQs

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Alternative routes for Heathrow to Plymouth

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Top 3 airlines flying from Heathrow to Plymouth

Discover the top 3 airlines that operate flights from Heathrow to Plymouth. 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 858,174 searches. Data last updated 27 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Eastern AirwaysCheapest£133Average£150FlexibilityNo cancel feeOn-time81%
Search Eastern Airways flights
KLMCheapest£211Average£361FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£228Average£481FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Heathrow to Plymouth?

When you search for this flight from Heathrow to Plymouth, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Plymouth?

Cheapflights helps you find that perfect flight to Plymouth from Heathrow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Heathrow to Plymouth with no change fees?

Need flexible booking options for your flight to Plymouth from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Heathrow to Plymouth become cheaper?

Yes! Start tracking prices for Heathrow to Plymouth flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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