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Cheap flights from Constanţa to London Heathrow Airport from £325

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
CND — LHR
12 Feb — 19 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap 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 13 January 2026.

Round-trip from

£325

Popular in

July

Cheapest in

March

Average price

£135
Turkish Airlines
  • Turkish Airlines
  • 11/5-14/5
  • 2 total stops
  • 15h 45m total
  • Constanţa to London
Search Deals
Highest demand for flights based on searches. 30% potential increase in price (£39 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
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Find 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 13 January 2026.

Mon 11/509:55
CND
-
LHR
1 stop7h 15m
Turkish Airlines
Thu 14/522:35
LHR
-
CND
1 stop8h 30m
Turkish Airlines
Deal found 12/1£325
Mon 11/509:55
CND
-
LHR
2 stops10h 45m
Multiple Airlines
Fri 15/520:25
LHR
-
CND
2 stops46h 25m
Multiple Airlines
Deal found 13/1£428
Mon 11/509:55
CND
-
LHR
2 stops24h 20m
Multiple Airlines
Thu 14/509:00
LHR
-
CND
2 stops22h 05m
Multiple Airlines
Deal found 12/1£447

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 13 January 2026.
Use the filters below to find and compare flights from Constanţa to London Heathrow Airport that are best for you.

Fly from

Constanţa

Fly to

Heathrow

Route

Depart

Return

Price

ConstanţaLondon

CND - LHR

CNDLHR

Constanţa Mihail Kogalniceanu

Mon 11/5

09:55-15:10

1 stop7h 15m

London Heathrow

Thu 14/5

22:35-09:05

1 stop8h 30m

£325

ConstanţaLondon

CND - LHR

CNDLHR

Constanţa Mihail Kogalniceanu

Mon 11/5

09:55-08:15

2 stops24h 20m

London Heathrow

Fri 15/5

20:25-20:50

2 stops46h 25m

£441

ConstanţaLondon

CND - LHR

CNDLHR

Constanţa Mihail Kogalniceanu

Mon 11/5

09:55-08:15

2 stops24h 20m

London Heathrow

Thu 14/5

09:00-09:05

2 stops22h 05m

£447

Flights are sorted by cheapest return flights first.

Deals found on 12/1

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 £325. 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
Croydon
Luton
Northampton
Slough
Gatwick
Hounslow
Wembley
Ilford
Brentford
Hayes
Colchester
Watford
Crawley
Kingston upon Thames
Swindon
Bedford
Chelmsford
Eastbourne
Romford

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Fly with Cheapflights

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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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