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Cheap flights from London Heathrow Airport to Plymouth from £138

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 17/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — CWL
17 Mar — 24 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap 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 15 February 2026.

Fri 13/306:30
LHR
-
EXT
1 stop10h 20m
KLM
Sat 21/317:20
EXT
-
LHR
1 stop3h 30m
KLM
Deal found 13/2£231
Wed 11/310:00
LHR
-
EXT
1 stop6h 50m
KLM
Wed 18/317:20
EXT
-
LHR
1 stop20h 30m
KLM
Deal found 11/2£242
Sat 14/308:40
LHR
-
EXT
1 stop8h 10m
KLM
Sat 21/317:20
EXT
-
LHR
1 stop14h 20m
KLM
Deal found 12/2£244
Wed 15/406:55
LHR
-
EXT
1 stop8h 05m
Multiple Airlines
Thu 16/408:30
EXT
-
LHR
1 stop9h 40m
Multiple Airlines
Deal found 12/2£246
Tue 31/307:35
LHR
-
EXT
1 stop7h 25m
British Airways
Tue 7/415:30
EXT
-
LHR
1 stop5h 35m
British Airways
Deal found 14/2£261
Fri 24/708:45
LHR
-
EXT
1 stop6h 15m
Multiple Airlines
Thu 30/715:30
EXT
-
LHR
1 stop5h 30m
Multiple Airlines
Deal found 13/2£274
Tue 17/308:40
LHR
-
EXT
1 stop5h 05m
Multiple Airlines
Tue 24/314:15
EXT
-
LHR
1 stop3h 50m
Multiple Airlines
Deal found 15/2£278
Wed 1/407:40
LHR
-
EXT
1 stop4h 05m
Multiple Airlines
Wed 8/415:30
EXT
-
LHR
2 stops17h 40m
Multiple Airlines
Deal found 14/2£284
Mon 27/406:45
LHR
-
EXT
1 stop8h 15m
British Airways
Fri 1/515:30
EXT
-
LHR
1 stop5h 40m
British Airways
Deal found 13/2£285
Sat 28/211:15
LHR
-
EXT
1 stop5h 35m
KLM
Wed 4/317:20
EXT
-
LHR
1 stop14h 20m
KLM
Deal found 13/2£286
Mon 2/310:00
LHR
-
EXT
1 stop6h 50m
KLM
Fri 6/317:20
EXT
-
LHR
1 stop3h 30m
KLM
Deal found 15/2£287
Wed 1/406:55
LHR
-
EXT
1 stop8h 05m
British Airways
Wed 8/415:30
EXT
-
LHR
1 stop5h 20m
British Airways
Deal found 14/2£290

Find flight deals from Heathrow to Plymouth

Keep the following information in mind while searching for Heathrow to Plymouth flight deals. Data was last updated 15 February 2026.

Round-trip from

£231

One-way from

£138
KLM
  • KLM
  • 13/3-21/3
  • 2 total stops
  • 13h 50m total
  • London to Plymouth
Search Deals
17/3
  • 17/3
  • 1 total stop
  • 23h 10m total
  • London to Plymouth
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 15 February 2026.
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

Fri 13/3

06:30-16:50

1 stop10h 20m

Exeter

Sat 21/3

17:20-20:50

1 stop3h 30m

£231

LondonExeter

LHR - EXT

LHREXT

London Heathrow

Wed 11/3

10:00-16:50

1 stop6h 50m

Exeter

Wed 18/3

17:20-13:50

1 stop20h 30m

£242

LondonExeter

LHR - EXT

LHREXT

London Heathrow

Sat 14/3

08:40-16:50

1 stop8h 10m

Exeter

Sat 21/3

17:20-07:40

1 stop14h 20m

£244

LondonExeter

LHR - EXT

LHREXT

London Heathrow

Wed 15/4

06:55-15:00

1 stop8h 05m

Exeter

Thu 16/4

08:30-18:10

1 stop9h 40m

£246

LondonExeter

LHR - EXT

LHREXT

London Heathrow

Tue 31/3

07:35-15:00

1 stop7h 25m

Exeter

Tue 7/4

15:30-21:05

1 stop5h 35m

£261

LondonExeter

LHR - EXT

LHREXT

London Heathrow

Tue 17/3

08:40-13:45

1 stop5h 05m

Exeter

Tue 24/3

14:15-18:05

1 stop3h 50m

£278

LondonExeter

LHR - EXT

LHREXT

London Heathrow

Wed 1/4

07:40-11:45

1 stop4h 05m

Exeter

Wed 8/4

15:30-09:10

2 stops17h 40m

£284

LondonExeter

LHR - EXT

LHREXT

London Heathrow

Mon 27/4

06:45-15:00

1 stop8h 15m

Exeter

Fri 1/5

15:30-21:10

1 stop5h 40m

£285

LondonExeter

LHR - EXT

LHREXT

London Heathrow

Sat 28/2

11:15-16:50

1 stop5h 35m

Exeter

Wed 4/3

17:20-07:40

1 stop14h 20m

£286

LondonExeter

LHR - EXT

LHREXT

London Heathrow

Mon 2/3

10:00-16:50

1 stop6h 50m

Exeter

Fri 6/3

17:20-20:50

1 stop3h 30m

£287

Flights are sorted by cheapest return flights first.

Deals found on 15/2

Showing 1-10 of 17 results
1
2

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 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 15 February 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Heathrow Airport to Plymouth as you normally would.

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 7h 25m. KLM provides one of the quickest options available for as low as £261. 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Heathrow to Plymouth

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Heathrow to Plymouth

Discover the top 2 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 15 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Eastern AirwaysCheapest£129Average£143FlexibilityNo cancel feeOn-time81%
Search Eastern Airways flights
KLMCheapest£216Average£352FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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