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Cheap flights from London Heathrow Airport to Constanţa from £265

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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — CND
17 Mar — 24 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Constanţa

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Constanţa
Explore the most affordable flight options available from Heathrow to Constanţa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 February 2026.

Tue 7/722:35
LHR
-
CND
1 stop20h 05m
Turkish Airlines
Mon 13/709:55
CND
-
LHR
1 stop13h 05m
Turkish Airlines
Deal found 12/2£273
Sat 4/718:00
LHR
-
CND
1 stop24h 40m
Turkish Airlines
Fri 17/709:55
CND
-
LHR
1 stop7h 15m
Turkish Airlines
Deal found 14/2£292
Thu 16/707:05
LHR
-
CND
3 stops24h 00m
Multiple Airlines
Wed 12/821:30
CND
-
LHR
1 stop14h 05m
Multiple Airlines
Deal found 12/2£428
Sat 4/717:50
LHR
-
CND
2 stops24h 50m
Multiple Airlines
Fri 17/709:55
CND
-
LHR
2 stops24h 20m
Multiple Airlines
Deal found 14/2£440
Tue 7/717:50
LHR
-
CND
2 stops24h 50m
Multiple Airlines
Mon 13/709:55
CND
-
LHR
2 stops14h 15m
Multiple Airlines
Deal found 12/2£481
Fri 5/619:30
LHR
-
CND
2 stops47h 10m
Multiple Airlines
Fri 19/609:55
CND
-
LHR
2 stops24h 20m
Multiple Airlines
Deal found 14/2£486
Sat 28/318:20
LHR
-
CND
2 stops35h 45m
Multiple Airlines
Mon 6/409:55
CND
-
LHR
1 stop7h 15m
Multiple Airlines
Deal found 13/2£502
Thu 12/218:00
LHR
-
CND
1 stop13h 10m
Turkish Airlines
Sun 15/221:10
CND
-
LHR
1 stop19h 45m
Turkish Airlines
Deal found 12/2£545
Sat 28/322:35
LHR
-
CND
1 stop19h 05m
Turkish Airlines
Mon 6/409:55
CND
-
LHR
1 stop7h 15m
Turkish Airlines
Deal found 13/2£554

Find flight deals from Heathrow to Constanţa

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Constanţa (CND). 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 15 February 2026.

Round-trip from

£273

One-way from

£265

Popular in

July

Cheapest in

March

Average price

£75
Turkish Airlines
  • Turkish Airlines
  • 7/7-13/7
  • 2 total stops
  • 33h 10m total
  • London to Constanţa
Search Deals
Turkish Airlines
  • Turkish Airlines
  • 4/7
  • 1 total stop
  • 25h 55m total
  • London to Constanţa
Search Deals
Highest demand for flights based on searches. 40% potential increase in price (£61 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Constanţa 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 Constanţa that are best for you.

Fly from

Heathrow

Fly to

Constanţa

Route

Depart

Return

Price

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Sat 4/7

18:00-20:40

1 stop24h 40m

Constanţa Mihail Kogalniceanu

Fri 17/7

09:55-15:10

1 stop7h 15m

£292

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Thu 16/7

07:05-09:05

3 stops24h 00m

Constanţa Mihail Kogalniceanu

Wed 12/8

21:30-09:35

1 stop14h 05m

£428

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Sat 4/7

17:50-20:40

2 stops24h 50m

Constanţa Mihail Kogalniceanu

Fri 17/7

09:55-08:15

2 stops24h 20m

£440

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Tue 7/7

17:50-20:40

2 stops24h 50m

Constanţa Mihail Kogalniceanu

Mon 13/7

09:55-22:10

2 stops14h 15m

£481

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Fri 5/6

19:30-20:40

2 stops47h 10m

Constanţa Mihail Kogalniceanu

Fri 19/6

09:55-08:15

2 stops24h 20m

£486

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Sat 28/3

18:20-08:05

2 stops35h 45m

Constanţa Mihail Kogalniceanu

Mon 6/4

09:55-15:10

1 stop7h 15m

£502

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Sat 28/3

22:35-19:40

1 stop19h 05m

Constanţa Mihail Kogalniceanu

Mon 6/4

09:55-15:10

1 stop7h 15m

£554

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Sat 4/7

16:45-20:40

1 stop25h 55m

£265

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Sat 4/7

17:50-20:40

2 stops24h 50m

£373

Flights are sorted by cheapest return flights first.

Deals found on 14/2

Best time to book a flight from Heathrow to Constanţa

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

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Constanţa. 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 into for flights to Constanţa from London Heathrow?

    If you book a flight to Constanţa from London Heathrow, you will be flying to Mihail Kogalniceanu, which is the city’s only airport. Constanţa Mihail Kogalniceanu (CND) is located 14.9 mi from the center of Constanţa. There are 0 flights from London Heathrow to Mihail Kogalniceanu per day from 0 different airlines.

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

    There are many flights that can get you from London Heathrow Airport to Constanţa in 24h 40m. Fly via Turkish Airlines to get the fastest option. The distance between London Heathrow Airport and Constanţa is about 1415 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Constanţa 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 Constanţa?

Book flights to Constanţa if you plan to visit one of these locations
Mamaia

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Constanţa. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Constanţa by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Yes! Cheapflights helps users easily find flights from Heathrow to Constanţa with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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