Find flights
When to book
FAQs

Cheap flights from London Heathrow Airport to Constanţa from £123

LHR — CND
11 Oct — 18 Oct1
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

Fri 2/1016:30 -
1 stop15h 05m
Sat 10/1010:10 -
1 stop7h 30m
Deal found 11/9£276
Sun 4/1006:30 -
1 stop11h 55m
Sun 11/1021:15 -
1 stop27h 10m
Deal found 6/9£323
Fri 9/1016:30 -
1 stop15h 05m
Fri 16/1010:05 -
1 stop8h 35m
Deal found 11/9£324
Mon 5/1020:25 -
2 stops46h 15m
Wed 14/1021:30 -
2 stops12h 45m
Deal found 10/9£428
Sat 12/918:00 -
1 stop24h 25m
Wed 16/921:30 -
1 stop21h 10m
Deal found 8/9£443
Fri 2/1018:30 -
2 stops47h 55m
Sun 11/1021:15 -
2 stops13h 00m
Deal found 11/9£446
Sun 4/1008:30 -
2 stops9h 55m
Sun 11/1021:15 -
2 stops13h 00m
Deal found 6/9£512

Find flight deals from Heathrow to Constanţa

Round-trip from

£273

One-way from

£123

Popular in

July

Cheapest in

March

Average price

£133
2/10-10/10
  • 2/10-10/10
  • 3 total stops
  • 39h 15m total
  • London to Constanţa
Search Deals
24/10-31/12
  • 24/10-31/12
  • 2 total stops
  • 25h 30m total
  • London to Constanţa
Search Deals
Highest demand for flights based on searches. 35% potential increase in price (£55 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 September 2026
Search Deals

Cheapflights Fare Finder

 
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 London Heathrow - CND Constanţa Mihail Kogalniceanu

LHRCND

London Heathrow

Sat 24/10

20:50-00:20

2 stops25h 30m

Constanţa Mihail Kogalniceanu

Wed 31/12

00:00-23:00

Nonstop0h 00m

£123
Fastest return journey

LondonConstanţa

LHR London Heathrow - CND Constanţa Mihail Kogalniceanu

LHRCND

London Heathrow

Fri 23/10

17:10-09:35

2 stops14h 25m

Constanţa Mihail Kogalniceanu

Wed 31/12

00:00-23:00

Nonstop0h 00m

£182

LondonConstanţa

LHR London Heathrow - CND Constanţa Mihail Kogalniceanu

LHRCND

London Heathrow

Sat 24/10

18:30-21:30

1 stop25h 00m

Constanţa Mihail Kogalniceanu

Wed 31/12

00:00-23:00

Nonstop0h 00m

£265

LondonConstanţa

LHR London Heathrow - CND Constanţa Mihail Kogalniceanu

LHRCND

London Heathrow

Fri 2/10

16:30-09:35

1 stop15h 05m

Constanţa Mihail Kogalniceanu

Sat 10/10

10:10-08:20

2 stops24h 10m

£273

LondonConstanţa

LHR London Heathrow - CND Constanţa Mihail Kogalniceanu

LHRCND

London Heathrow

Sun 4/10

06:30-20:25

1 stop11h 55m

Constanţa Mihail Kogalniceanu

Sun 11/10

21:15-22:25

1 stop27h 10m

£323

LondonConstanţa

LHR London Heathrow - CND Constanţa Mihail Kogalniceanu

LHRCND

London Heathrow

Fri 9/10

16:30-09:35

1 stop15h 05m

Constanţa Mihail Kogalniceanu

Fri 16/10

10:05-16:40

1 stop8h 35m

£324

LondonConstanţa

LHR London Heathrow - CND Constanţa Mihail Kogalniceanu

LHRCND

London Heathrow

Mon 5/10

20:25-20:40

2 stops46h 15m

Constanţa Mihail Kogalniceanu

Wed 14/10

21:30-08:15

2 stops12h 45m

£428

LondonConstanţa

LHR London Heathrow - CND Constanţa Mihail Kogalniceanu

LHRCND

London Heathrow

Sun 4/10

08:30-20:25

2 stops9h 55m

Constanţa Mihail Kogalniceanu

Sun 11/10

21:15-08:15

2 stops13h 00m

£512

LondonConstanţa

LHR London Heathrow - CND Constanţa Mihail Kogalniceanu

LHRCND

London Heathrow

Thu 17/12

08:30-08:55

2 stops22h 25m

Constanţa Mihail Kogalniceanu

Fri 8/1

09:45-22:20

2 stops14h 35m

£542

Flights are sorted by cheapest return flights first.

Deals found on 9/9

Sorted by cheapest first

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

Related info for your journey

  • 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 11h 55m. 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

Browse thousands of different options on Cheapflights for your next trip

Fly with Cheapflights

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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.