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Cheap flights from Plymouth to London Heathrow Airport from £139

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 20/5. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — LHR
5 May — 12 May1
1 adult

Cheap flight deals from Plymouth to Heathrow

Keep the following information in mind while searching for Plymouth to Heathrow flight deals. Data was last updated 30 April 2025.

Round-trip from

£268

One-way from

£139

Popular in

March

Cheapest in

June

Average price

£453
KLM
  • KLM
  • 11/6-18/6
  • 2 total stops
  • 20h 45m total
  • Plymouth to London
Search Deals
20/5
  • 20/5
  • 2 total stops
  • 13h 30m total
  • Plymouth to London
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (£88 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease (£27 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Plymouth to Heathrow

Cheapest flights from Plymouth to Heathrow
Explore the most affordable flight options available from Plymouth to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

Wed 11/617:20EXT - LHR
1 stop15h 40mKLM
Wed 18/611:45LHR - EXT
1 stop5h 05mKLM
Deal found 29/4£268
Fri 28/1115:00EXT - LHR
1 stop7h 35mBritish Airways
Sun 30/1106:50LHR - EXT
1 stop10h 45mBritish Airways
Deal found 29/4£276
Wed 28/512:30EXT - LHR
1 stop7h 50mAer Lingus
Sat 31/507:40LHR - EXT
1 stop4h 55mAer Lingus
Deal found 29/4£359
Fri 13/613:05EXT - LHR
1 stop6h 20mMultiple Airlines
Fri 20/622:10LHR - EXT
2 stops17h 10mMultiple Airlines
Deal found 29/4£447
Fri 28/1113:25EXT - LHR
2 stops24h 15mLoganair
Sun 30/1114:40LHR - EXT
2 stops22h 10mLoganair
Deal found 29/4£843

Cheapflights Fare Finder

Customise your flight search to find flights from Plymouth to Heathrow 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 30 April 2025.
Use the filters below to find and compare flights from Plymouth to London Heathrow Airport that are best for you.

Fly from

Plymouth

Fly to

Heathrow

Route

Depart

Return

Price

ExeterLondon

EXT - LHR

EXTLHR

Exeter

Wed 11/6

17:20-09:00

1 stop15h 40m

London Heathrow

Wed 18/6

11:45-16:50

1 stop5h 05m

£268

ExeterLondon

EXT - LHR

EXTLHR

Exeter

Wed 28/5

12:30-20:20

1 stop7h 50m

London Heathrow

Sat 31/5

07:40-12:35

1 stop4h 55m

£359

ExeterLondon

EXT - LHR

EXTLHR

Exeter

Fri 13/6

13:05-19:25

1 stop6h 20m

London Heathrow

Fri 20/6

22:10-15:20

2 stops17h 10m

£447

ExeterLondon

EXT - LHR

EXTLHR

Exeter

Fri 13/6

13:25-13:40

2 stops24h 15m

London Heathrow

Fri 20/6

13:55-13:05

2 stops23h 10m

£873

ExeterLondon

EXT - LHR

EXTLHR

Exeter

Tue 20/5

08:05-21:35

2 stops13h 30m

£139

ExeterLondon

EXT - LHR

EXTLHR

Exeter

Tue 20/5

12:30-14:55

1 stop26h 25m

£151

ExeterLondon

EXT - LHR

EXTLHR

Exeter

Tue 20/5

13:00-17:45

1 stop4h 45m

£242

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Best time to book a flight from Plymouth to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Plymouth 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 Plymouth to London Heathrow Airport

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

Currently, January is the cheapest month in which you can book a flight from Plymouth to London Heathrow Airport (average of £112). Flying from Plymouth to London Heathrow Airport in August is currently the most expensive (average of £164). 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 P1Y to LHR?

Find hourly flight availability from Plymouth to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 April 2025.

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

What is the cheapest day to fly from Plymouth to London Heathrow Airport?

Use this chart to determine the cheapest time to fly return from Plymouth to Heathrow. Price data was last updated on 30 March 2025.

Travellers seeking maximum savings on their Plymouth to London Heathrow Airport flight should consider departing on Thursday at midday when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 30 April 2025.
KLM
7.8
Good
1,334 reviews
Check prices

Crew

8.4

Entertainment

7.1

Food

7.2

Boarding

7.8

Comfort

7.7

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
KLM
7.8
Good
1,334 reviews
KLM
7.8
Good
1,334 reviews
Check prices

Crew

8.4

Entertainment

7.1

Food

7.2

Boarding

7.8

Comfort

7.7

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Aer Lingus
7.0
Good
1,076 reviews
KLM
7.8
Good
1,334 reviews
Check prices

Crew

8.4

Entertainment

7.1

Food

7.2

Boarding

7.8

Comfort

7.7

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
British Airways
6.6
Okay
6,842 reviews
KLM
7.8
Good
1,334 reviews
Check prices

Crew

8.4

Entertainment

7.1

Food

7.2

Boarding

7.8

Comfort

7.7

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Related info for your journey

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

  • What are the cheapest flights from Plymouth to London Heathrow Airport?

    The cheapest flight price from Plymouth to London Heathrow Airport is £666. On average you can expect to pay £906. The most popular route, (Exeter - London Heathrow), can usually be booked for £222.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Plymouth to Heathrow 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 Plymouth to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Plymouth to London Heathrow Airport (average of £112). Flying from Plymouth to London Heathrow Airport in August is currently the most expensive (average of £164). 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

Travelling to a place near Plymouth?

Book flights to Plymouth if you plan to visit one of these locations
Deal
Hounslow
Milton Keynes
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Northampton
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Dartford

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Top 3 airlines flying from Plymouth to Heathrow

Discover the top 3 airlines that operate flights from Plymouth to Heathrow. 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 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Eastern AirwaysCheapest£88Average£146FlexibilityNo cancel feeOn-time81%
Search Eastern Airways flights
KLMCheapest£219Average£327FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£269Average£322FlexibilityNo cancel feeOn-time70%
Search British Airways flights

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