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Cheap flights from Constanţa to London Heathrow Airport from £147

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 29/7. Fares are subject to change and may not be available on all flights or dates of travel.
CND — LHR
13 Jun — 20 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Constanţa to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Constanţa to Heathrow
Explore the most affordable flight options available from Constanţa to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 May 2026.

Fri 9/1009:55
CND
-
LHR
1 stop7h 15m
Turkish Airlines
Wed 14/1011:20
LHR
-
CND
1 stop7h 20m
Turkish Airlines
Deal found 9/5£345
Fri 5/609:55
CND
-
LHR
1 stop13h 10m
Multiple Airlines
Fri 12/618:10
LHR
-
CND
2 stops48h 30m
Multiple Airlines
Deal found 10/5£425
Fri 29/509:55
CND
-
LHR
1 stop14h 30m
Multiple Airlines
Mon 1/620:50
LHR
-
CND
3 stops45h 50m
Multiple Airlines
Deal found 10/5£461
Fri 9/1009:55
CND
-
LHR
2 stops33h 10m
Multiple Airlines
Mon 2/1120:15
LHR
-
CND
2 stops46h 05m
Multiple Airlines
Deal found 11/5£515

Find flight deals from Constanţa to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Constanţa (CND) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 14 May 2026.

Round-trip from

£345

One-way from

£147

Popular in

July

Cheapest in

February

Average price

£82
Turkish Airlines
  • Turkish Airlines
  • 9/10-14/10
  • 2 total stops
  • 14h 35m total
  • Constanţa to London
Search Deals
Turkish Airlines
  • Turkish Airlines
  • 29/7
  • 1 total stop
  • 19h 40m total
  • Constanţa to London
Search Deals
Highest demand for flights based on searches. 33% potential increase in price (£42 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Constanţa 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 14 May 2026.
Use the filters below to find and compare flights from Constanţa to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

ConstanţaLondon

CND - LHR

CNDLHR

Constanţa Mihail Kogalniceanu

Fri 9/10

09:55-15:10

1 stop7h 15m

London Heathrow

Wed 14/10

11:20-20:40

1 stop7h 20m

£345

ConstanţaLondon

CND - LHR

CNDLHR

Constanţa Mihail Kogalniceanu

Fri 5/6

09:55-21:05

1 stop13h 10m

London Heathrow

Fri 12/6

18:10-20:40

2 stops48h 30m

£425

ConstanţaLondon

CND - LHR

CNDLHR

Constanţa Mihail Kogalniceanu

Fri 29/5

09:55-22:25

1 stop14h 30m

London Heathrow

Mon 1/6

20:50-20:40

3 stops45h 50m

£461

ConstanţaLondon

CND - LHR

CNDLHR

Constanţa Mihail Kogalniceanu

Fri 9/10

09:55-17:05

2 stops33h 10m

London Heathrow

Wed 14/10

20:25-09:05

2 stops34h 40m

£515

ConstanţaLondon

CND - LHR

CNDLHR

Constanţa Mihail Kogalniceanu

Fri 9/10

09:55-17:05

2 stops33h 10m

London Heathrow

Mon 2/11

20:15-20:20

2 stops46h 05m

£515
Cheapest one-way

ConstanţaLondon

CND - LHR

CNDLHR

Constanţa Mihail Kogalniceanu

Wed 29/7

21:30-15:10

1 stop19h 40m

£147
Fastest single journey

ConstanţaLondon

CND - LHR

CNDLHR

Constanţa Mihail Kogalniceanu

Fri 5/6

09:55-16:40

1 stop8h 45m

£176

ConstanţaLondon

CND - LHR

CNDLHR

Constanţa Mihail Kogalniceanu

Mon 13/7

09:55-16:40

1 stop8h 45m

£176

ConstanţaLondon

CND - LHR

CNDLHR

Constanţa Mihail Kogalniceanu

Sun 12/7

21:30-22:25

1 stop26h 55m

£176

ConstanţaLondon

CND - LHR

CNDLHR

Constanţa Mihail Kogalniceanu

Fri 5/6

09:55-09:10

2 stops25h 15m

£180

Flights are sorted by cheapest return flights first.

Deals found on 9/5

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Best time to book a flight from Constanţa to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Constanţa 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.

Related info for your journey

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

  • What airport do you fly from for flights from Constanţa to London Heathrow?

    Constanţa Mihail Kogalniceanu (CND), located 14.9 mi from the city center, is the airport you fly out of when you book flights from Constanţa to London Heathrow. 0 airlines have flights from Mihail Kogalniceanu to London Heathrow on a regular basis. Booking flights from Constanţa Mihail Kogalniceanu to London Heathrow should not be difficult; the airport handles an average of 0 outbound flights to London Heathrow per day.

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

    A quick flight from Constanţa to London Heathrow Airport can take about 7h 15m. Turkish Airlines provides one of the quickest options available for as low as £345. The distance from Constanţa to London Heathrow Airport is about 1415 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Constanţa 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.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Hounslow
Croydon
Wembley
Northampton
Luton
Gatwick
Slough
Ilford
Hayes
Brentford
Colchester
Romford
Watford
Kingston upon Thames
Eastbourne
Swindon
Ipswich
Southend-on-Sea
Guildford

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

Cheapflights helps you search for flights from Constanţa to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Constanţa to Heathrow for you. Better yet — we are completely free to use.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Constanţa to Heathrow, users can toggle the no change fees filter when performing a flight search.

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

Yes! Start tracking prices for Constanţa to Heathrow 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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