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Cheap flights from London Heathrow Airport to Constanţa from £104

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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — CND
15 Aug — 22 Aug1
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 16 July 2026.

Thu 17/922:40
LHR
-
CND
1 stop8h 30m
Turkish Airlines
Sun 20/921:25
CND
-
LHR
1 stop16h 45m
Turkish Airlines
Deal found 15/7£272
Wed 9/906:30
LHR
-
CND
1 stop12h 10m
Turkish Airlines
Fri 2/1010:00
CND
-
LHR
1 stop7h 10m
Turkish Airlines
Deal found 13/7£342
Wed 9/920:50
LHR
-
CND
2 stops34h 20m
Multiple Airlines
Fri 2/1010:00
CND
-
LHR
1 stop7h 10m
Multiple Airlines
Deal found 13/7£398
Tue 4/809:55
LHR
-
CND
3 stops32h 45m
Multiple Airlines
Mon 10/810:00
CND
-
LHR
1 stop14h 25m
Multiple Airlines
Deal found 15/7£432
Mon 7/920:25
LHR
-
CND
2 stops46h 15m
Multiple Airlines
Wed 16/921:30
CND
-
LHR
2 stops12h 45m
Multiple Airlines
Deal found 13/7£442
Thu 17/907:25
LHR
-
CND
2 stops23h 45m
Multiple Airlines
Sun 20/921:25
CND
-
LHR
2 stops26h 45m
Multiple Airlines
Deal found 15/7£454
Sun 9/806:30
LHR
-
CND
2 stops12h 05m
Multiple Airlines
Fri 14/810:00
CND
-
LHR
1 stop7h 10m
Multiple Airlines
Deal found 12/7£455
Thu 6/818:30
LHR
-
CND
1 stop12h 40m
Turkish Airlines
Fri 14/810:00
CND
-
LHR
1 stop7h 10m
Turkish Airlines
Deal found 12/7£477
Sun 9/822:40
LHR
-
CND
1 stop8h 30m
Turkish Airlines
Sun 16/821:25
CND
-
LHR
1 stop16h 45m
Turkish Airlines
Deal found 12/7£482
Thu 6/818:30
LHR
-
CND
1 stop12h 40m
Turkish Airlines
Sun 16/821:25
CND
-
LHR
1 stop14h 25m
Turkish Airlines
Deal found 12/7£486

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 16 July 2026.

Round-trip from

£272

One-way from

£104

Popular in

July

Cheapest in

March

Average price

£275
Turkish Airlines
  • Turkish Airlines
  • 17/9-20/9
  • 2 total stops
  • 25h 15m total
  • London to Constanţa
Search Deals
2/10
  • 2/10
  • 1 total stop
  • 15h 05m total
  • London to Constanţa
Search Deals
Highest demand for flights based on searches. 34% potential increase in price (£54 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 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 16 July 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Constanţa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Wed 9/9

06:30-20:40

1 stop12h 10m

Constanţa Mihail Kogalniceanu

Fri 2/10

10:00-15:10

1 stop7h 10m

£342

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Wed 9/9

20:25-09:10

2 stops34h 45m

Constanţa Mihail Kogalniceanu

Fri 2/10

10:00-09:55

2 stops25h 55m

£411

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Tue 4/8

09:55-20:40

3 stops32h 45m

Constanţa Mihail Kogalniceanu

Mon 10/8

10:00-22:25

1 stop14h 25m

£432

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Mon 7/9

20:25-20:40

2 stops46h 15m

Constanţa Mihail Kogalniceanu

Wed 16/9

21:30-08:15

2 stops12h 45m

£442
Fastest return journey

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Sun 9/8

06:30-20:35

2 stops12h 05m

Constanţa Mihail Kogalniceanu

Fri 14/8

10:00-15:10

1 stop7h 10m

£455

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Sat 8/8

16:45-20:35

1 stop25h 50m

Constanţa Mihail Kogalniceanu

Sun 16/8

21:25-22:25

1 stop27h 00m

£490

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Sun 9/8

13:20-09:10

1 stop17h 50m

Constanţa Mihail Kogalniceanu

Fri 14/8

10:00-16:40

1 stop8h 40m

£490

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Mon 31/8

20:25-20:40

2 stops46h 15m

Constanţa Mihail Kogalniceanu

Wed 9/9

21:30-08:15

2 stops12h 45m

£490

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Tue 4/8

18:30-20:40

1 stop24h 10m

Constanţa Mihail Kogalniceanu

Mon 10/8

10:00-15:10

1 stop7h 10m

£494

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Fri 28/8

20:25-20:35

2 stops46h 10m

Constanţa Mihail Kogalniceanu

Fri 4/9

10:00-18:40

2 stops10h 40m

£501

Flights are sorted by cheapest return flights first.

Deals found on 12/7

Showing 1-10 of 17 resultsSorted by cheapest first
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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 12h 10m. 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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Why should you use Cheapflights to find cheap flight tickets from Heathrow to Constanţa?

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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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