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Cheap flights from London Heathrow Airport to Constanţa from £107

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 20/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — CND
10 Aug — 17 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 11 July 2026.

Wed 2/906:30
LHR
-
CND
1 stop12h 10m
Turkish Airlines
Wed 9/921:30
CND
-
LHR
1 stop26h 55m
Turkish Airlines
Deal found 7/7£374
Thu 3/906:30
LHR
-
CND
1 stop24h 40m
Turkish Airlines
Wed 9/921:30
CND
-
LHR
1 stop26h 55m
Turkish Airlines
Deal found 10/7£386
Thu 3/915:00
LHR
-
CND
2 stops16h 10m
Multiple Airlines
Wed 9/921:30
CND
-
LHR
1 stop19h 40m
Multiple Airlines
Deal found 10/7£397
Thu 13/819:45
LHR
-
CND
2 stops11h 25m
Multiple Airlines
Wed 19/821:30
CND
-
LHR
1 stop14h 20m
Multiple Airlines
Deal found 8/7£421
Wed 19/808:40
LHR
-
CND
2 stops10h 00m
Multiple Airlines
Fri 21/810:00
CND
-
LHR
1 stop7h 10m
Multiple Airlines
Deal found 8/7£452
Thu 13/822:40
LHR
-
CND
1 stop8h 30m
Turkish Airlines
Sun 16/821:25
CND
-
LHR
1 stop14h 25m
Turkish Airlines
Deal found 8/7£457
Thu 13/819:45
LHR
-
CND
2 stops11h 25m
Multiple Airlines
Fri 21/810:00
CND
-
LHR
1 stop7h 10m
Multiple Airlines
Deal found 8/7£472
Fri 28/820:55
LHR
-
CND
3 stops45h 40m
Multiple Airlines
Fri 4/910:00
CND
-
LHR
1 stop7h 10m
Multiple Airlines
Deal found 8/7£485
Wed 12/820:55
LHR
-
CND
3 stops34h 15m
Multiple Airlines
Wed 19/821:30
CND
-
LHR
1 stop14h 20m
Multiple Airlines
Deal found 9/7£493
Wed 2/920:25
LHR
-
CND
2 stops34h 45m
Multiple Airlines
Wed 9/921:30
CND
-
LHR
2 stops22h 55m
Multiple Airlines
Deal found 7/7£495
Sun 16/811:20
LHR
-
CND
1 stop7h 15m
Turkish Airlines
Wed 19/821:30
CND
-
LHR
1 stop14h 20m
Turkish Airlines
Deal found 8/7£502
Thu 13/822:40
LHR
-
CND
1 stop8h 30m
Turkish Airlines
Fri 21/810:00
CND
-
LHR
1 stop7h 10m
Turkish Airlines
Deal found 8/7£507

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 11 July 2026.

Round-trip from

£374

One-way from

£107

Popular in

July

Cheapest in

March

Average price

£277
Turkish Airlines
  • Turkish Airlines
  • 2/9-9/9
  • 2 total stops
  • 39h 05m total
  • London to Constanţa
Search Deals
20/9
  • 20/9
  • 2 total stops
  • 34h 45m 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 11 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 2/9

06:30-20:40

1 stop12h 10m

Constanţa Mihail Kogalniceanu

Wed 9/9

21:30-22:25

1 stop26h 55m

£374

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Thu 13/8

19:45-09:10

2 stops11h 25m

Constanţa Mihail Kogalniceanu

Wed 19/8

21:30-09:50

1 stop14h 20m

£421

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Thu 3/9

10:50-09:10

2 stops20h 20m

Constanţa Mihail Kogalniceanu

Wed 9/9

21:30-18:25

2 stops22h 55m

£457

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Fri 4/9

20:25-20:35

2 stops46h 10m

Constanţa Mihail Kogalniceanu

Fri 11/9

10:00-20:40

2 stops12h 40m

£472

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Wed 2/9

20:25-09:10

2 stops34h 45m

Constanţa Mihail Kogalniceanu

Wed 9/9

21:30-18:25

2 stops22h 55m

£495
Fastest return journey

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Thu 13/8

22:40-09:10

1 stop8h 30m

Constanţa Mihail Kogalniceanu

Fri 21/8

10:00-15:10

1 stop7h 10m

£507

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Fri 28/8

20:55-20:35

3 stops45h 40m

Constanţa Mihail Kogalniceanu

Fri 4/9

10:00-21:10

2 stops13h 10m

£512

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Thu 23/7

16:45-09:10

1 stop14h 25m

Constanţa Mihail Kogalniceanu

Sun 2/8

21:25-22:25

1 stop27h 00m

£543

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Wed 22/7

06:30-20:40

1 stop12h 10m

Constanţa Mihail Kogalniceanu

Wed 29/7

21:30-16:00

1 stop20h 30m

£578
Cheapest one-way

LondonConstanţa

LHR - CND

LHRCND

London Heathrow

Sun 20/9

20:50-09:35

2 stops34h 45m

£107

Flights are sorted by cheapest return flights first.

Deals found on 10/7

Showing 1-10 of 18 resultsSorted by cheapest first
1
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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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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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