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Cheap flights from London Heathrow Airport to Constanţa from £121

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 28/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — CND
13 Jun — 20 Jun1
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 14 May 2026.

Wed 10/606:30
LHR
-
CND
1 stop12h 10m
Turkish Airlines
Wed 17/621:30
CND
-
LHR
1 stop20h 30m
Turkish Airlines
Deal found 11/5£258
Thu 11/618:30
LHR
-
CND
1 stop12h 35m
Turkish Airlines
Sun 14/621:30
CND
-
LHR
1 stop19h 40m
Turkish Airlines
Deal found 10/5£268
Sun 7/606:30
LHR
-
CND
1 stop12h 10m
Turkish Airlines
Sun 14/621:30
CND
-
LHR
1 stop26h 55m
Turkish Airlines
Deal found 10/5£279
Tue 7/722:40
LHR
-
CND
1 stop20h 00m
Turkish Airlines
Mon 13/709:55
CND
-
LHR
1 stop7h 15m
Turkish Airlines
Deal found 12/5£295
Tue 7/718:30
LHR
-
CND
1 stop24h 10m
Turkish Airlines
Sun 12/721:30
CND
-
LHR
1 stop16h 40m
Turkish Airlines
Deal found 10/5£304
Thu 14/522:40
LHR
-
CND
1 stop8h 25m
Turkish Airlines
Sun 17/521:30
CND
-
LHR
1 stop16h 40m
Turkish Airlines
Deal found 10/5£310
Fri 17/720:50
LHR
-
CND
2 stops18h 45m
Multiple Airlines
Wed 29/721:30
CND
-
LHR
1 stop14h 20m
Multiple Airlines
Deal found 14/5£319
Thu 14/516:45
LHR
-
CND
1 stop14h 20m
Turkish Airlines
Fri 22/509:55
CND
-
LHR
1 stop14h 30m
Turkish Airlines
Deal found 10/5£358
Sun 12/706:30
LHR
-
CND
1 stop12h 10m
Turkish Airlines
Fri 24/709:55
CND
-
LHR
1 stop7h 15m
Turkish Airlines
Deal found 10/5£366
Sun 17/506:30
LHR
-
CND
1 stop12h 10m
Turkish Airlines
Fri 22/509:55
CND
-
LHR
1 stop7h 15m
Turkish Airlines
Deal found 10/5£368
Wed 8/706:30
LHR
-
CND
1 stop12h 10m
Turkish Airlines
Mon 13/709:55
CND
-
LHR
1 stop8h 45m
Turkish Airlines
Deal found 10/5£381
Thu 14/522:40
LHR
-
CND
1 stop8h 25m
Turkish Airlines
Wed 20/521:30
CND
-
LHR
1 stop21h 10m
Turkish Airlines
Deal found 10/5£383

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 14 May 2026.

Round-trip from

£258

One-way from

£121

Popular in

July

Cheapest in

March

Average price

£100
Turkish Airlines
  • Turkish Airlines
  • 10/6-17/6
  • 2 total stops
  • 32h 40m total
  • London to Constanţa
Search Deals
28/9
  • 28/9
  • 2 total stops
  • 21h 40m total
  • London to Constanţa
Search Deals
Highest demand for flights based on searches. 36% potential increase in price (£55 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease (£9 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 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 14 May 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

Tue 7/7

22:40-20:40

1 stop20h 00m

Constanţa Mihail Kogalniceanu

Mon 13/7

09:55-15:10

1 stop7h 15m

£295

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Fri 17/7

20:50-17:35

2 stops18h 45m

Constanţa Mihail Kogalniceanu

Wed 29/7

21:30-09:50

1 stop14h 20m

£319

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Fri 12/6

20:25-20:40

2 stops46h 15m

Constanţa Mihail Kogalniceanu

Fri 19/6

09:55-08:15

2 stops24h 20m

£427

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Mon 8/6

20:25-20:40

2 stops46h 15m

Constanţa Mihail Kogalniceanu

Wed 17/6

21:30-08:15

2 stops12h 45m

£460
Fastest return journey

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Sun 7/6

06:30-20:40

2 stops12h 10m

Constanţa Mihail Kogalniceanu

Sun 14/6

21:30-09:50

1 stop14h 20m

£463

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Wed 1/7

20:25-09:05

2 stops34h 40m

Constanţa Mihail Kogalniceanu

Sun 5/7

21:30-08:15

2 stops12h 45m

£477

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Tue 7/7

22:15-20:40

2 stops20h 25m

Constanţa Mihail Kogalniceanu

Mon 13/7

09:55-15:10

1 stop7h 15m

£493

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Wed 10/6

20:50-09:05

3 stops34h 15m

Constanţa Mihail Kogalniceanu

Wed 17/6

21:30-11:30

3 stops16h 00m

£563
Cheapest one-way

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Mon 28/9

09:55-09:35

2 stops21h 40m

£121

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Sat 20/6

19:55-20:40

2 stops22h 45m

£209

Flights are sorted by cheapest return flights first.

Deals found on 12/5

Showing 1-10 of 18 resultsSorted by cheapest first
1
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 20h. 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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