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Cheap flights from London Heathrow Airport to Constanţa from £166

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 17/7. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — CND
13 Jul — 20 Jul1
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 13 June 2026.

Mon 10/816:30
LHR
-
CND
1 stop14h 25m
Multiple Airlines
Tue 18/809:30
CND
-
LHR
1 stop8h 10m
Multiple Airlines
Deal found 10/6£301
Sat 31/1016:30
LHR
-
CND
1 stop26h 00m
Turkish Airlines
Wed 4/1121:20
CND
-
LHR
1 stop21h 00m
Turkish Airlines
Deal found 12/6£382
Sat 8/814:45
LHR
-
CND
2 stops27h 50m
Multiple Airlines
Sun 16/821:25
CND
-
LHR
1 stop14h 25m
Multiple Airlines
Deal found 10/6£387
Thu 6/822:40
LHR
-
CND
1 stop8h 30m
Multiple Airlines
Tue 18/809:30
CND
-
LHR
2 stops12h 35m
Multiple Airlines
Deal found 10/6£409
Thu 6/814:45
LHR
-
CND
2 stops16h 25m
Multiple Airlines
Sun 16/821:25
CND
-
LHR
1 stop14h 25m
Multiple Airlines
Deal found 10/6£410
Thu 6/817:10
LHR
-
CND
2 stops14h 00m
Multiple Airlines
Fri 14/810:00
CND
-
LHR
1 stop7h 10m
Multiple Airlines
Deal found 10/6£415
Sun 9/819:45
LHR
-
CND
2 stops11h 25m
Multiple Airlines
Sun 16/821:25
CND
-
LHR
1 stop14h 25m
Multiple Airlines
Deal found 10/6£418
Sun 9/819:45
LHR
-
CND
2 stops11h 25m
Multiple Airlines
Fri 14/810:00
CND
-
LHR
1 stop7h 10m
Multiple Airlines
Deal found 10/6£418
Mon 26/1020:15
LHR
-
CND
2 stops46h 15m
Multiple Airlines
Mon 16/1109:45
CND
-
LHR
2 stops24h 20m
Multiple Airlines
Deal found 10/6£421
Sun 9/822:40
LHR
-
CND
1 stop8h 30m
Multiple Airlines
Tue 18/809:30
CND
-
LHR
2 stops12h 35m
Multiple Airlines
Deal found 10/6£422
Tue 7/718:00
LHR
-
CND
1 stop24h 40m
Turkish Airlines
Fri 10/710:00
CND
-
LHR
1 stop8h 40m
Turkish Airlines
Deal found 9/6£445
Sat 8/818:30
LHR
-
CND
1 stop24h 05m
Turkish Airlines
Sun 16/821:25
CND
-
LHR
1 stop14h 25m
Turkish Airlines
Deal found 10/6£446

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 13 June 2026.

Round-trip from

£301

One-way from

£166

Popular in

July

Cheapest in

March

Average price

£110
10/8-18/8
  • 10/8-18/8
  • 2 total stops
  • 22h 35m total
  • London to Constanţa
Search Deals
17/7
  • 17/7
  • 2 total stops
  • 18h 45m total
  • London to Constanţa
Search Deals
Highest demand for flights based on searches. 34% potential increase in price (£53 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 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 13 June 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

Sat 31/10

16:30-20:30

1 stop26h 00m

Constanţa Mihail Kogalniceanu

Wed 4/11

21:20-16:20

1 stop21h 00m

£382

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Thu 6/8

17:10-09:10

2 stops14h 00m

Constanţa Mihail Kogalniceanu

Fri 14/8

10:00-15:10

1 stop7h 10m

£415
Fastest return journey

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Sun 9/8

19:45-09:10

2 stops11h 25m

Constanţa Mihail Kogalniceanu

Fri 14/8

10:00-15:10

1 stop7h 10m

£418

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Sun 9/8

22:40-09:10

1 stop8h 30m

Constanţa Mihail Kogalniceanu

Tue 18/8

09:30-20:05

2 stops12h 35m

£422

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Sat 11/7

18:00-20:35

1 stop24h 35m

Constanţa Mihail Kogalniceanu

Wed 22/7

21:30-22:25

1 stop26h 55m

£457

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Sat 11/7

06:30-20:35

2 stops36h 05m

Constanţa Mihail Kogalniceanu

Wed 22/7

21:30-09:50

1 stop14h 20m

£486

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Thu 9/7

10:20-09:10

2 stops20h 50m

Constanţa Mihail Kogalniceanu

Sun 12/7

21:25-09:50

1 stop14h 25m

£487

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Wed 22/7

06:30-20:40

2 stops12h 10m

Constanţa Mihail Kogalniceanu

Wed 29/7

21:30-09:50

1 stop14h 20m

£492

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Thu 9/7

18:30-09:10

1 stop12h 40m

Constanţa Mihail Kogalniceanu

Sun 12/7

21:25-22:25

1 stop27h 00m

£494

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Wed 22/7

06:30-20:40

1 stop12h 10m

Constanţa Mihail Kogalniceanu

Wed 29/7

21:30-09:50

1 stop14h 20m

£525

Flights are sorted by cheapest return flights first.

Deals found on 9/6

Showing 1-10 of 21 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 26h. 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?

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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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