Find flights
When to book
FAQs

Cheap flights from Constanţa to London Heathrow Airport from £88

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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
CND — LHR
12 Sep — 19 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Constanţa to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Constanţa to Heathrow
Explore the most affordable flight options available from Constanţa to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 August 2026.

Fri 2/1010:05 -
1 stop14h 20m
Fri 9/1016:30 -
1 stop15h 05m
Deal found 9/8£283
Mon 9/1109:45 -
1 stop14h 45m
Mon 16/1118:35 -
3 stops47h 55m
Deal found 13/8£382
Wed 9/921:30 -
1 stop19h 40m
Wed 16/906:30 -
1 stop12h 10m
Deal found 12/8£400
Fri 11/910:05 -
3 stops13h 20m
Fri 18/917:35 -
2 stops14h 00m
Deal found 12/8£431
Sat 19/910:10 -
1 stop7h 30m
Sat 19/922:40 -
1 stop19h 45m
Deal found 10/8£511

Find flight deals from Constanţa to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Constanţa (CND) to Heathrow (LHR). 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 August 2026.

Round-trip from

£283

One-way from

£88

Popular in

September

Cheapest in

February

Average price

£190
2/10-9/10
  • 2/10-9/10
  • 2 total stops
  • 29h 25m total
  • Constanţa to London
Search Deals
8/9
  • 8/9
  • 2 total stops
  • 25h 00m total
  • Constanţa to London
Search Deals
Highest demand for flights based on searches. 26% potential increase in price (£32 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 August 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Constanţa to Heathrow 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 August 2026.
Use the filters below to find and compare flights from Constanţa to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ConstanţaLondon

CND Constanţa Mihail Kogalniceanu - LHR London Heathrow

CNDLHR

Constanţa Mihail Kogalniceanu

Fri 2/10

10:05-22:25

1 stop14h 20m

London Heathrow

Fri 9/10

16:30-09:35

1 stop15h 05m

£283

ConstanţaLondon

CND Constanţa Mihail Kogalniceanu - LHR London Heathrow

CNDLHR

Constanţa Mihail Kogalniceanu

Mon 9/11

09:45-22:30

1 stop14h 45m

London Heathrow

Mon 16/11

18:35-20:30

3 stops47h 55m

£382

ConstanţaLondon

CND Constanţa Mihail Kogalniceanu - LHR London Heathrow

CNDLHR

Constanţa Mihail Kogalniceanu

Fri 11/9

10:05-21:25

3 stops13h 20m

London Heathrow

Fri 18/9

17:35-09:35

2 stops14h 00m

£431
Fastest return journey

ConstanţaLondon

CND Constanţa Mihail Kogalniceanu - LHR London Heathrow

CNDLHR

Constanţa Mihail Kogalniceanu

Sat 19/9

10:10-15:40

1 stop7h 30m

London Heathrow

Sat 19/9

22:40-20:25

1 stop19h 45m

£511

ConstanţaLondon

CND Constanţa Mihail Kogalniceanu - LHR London Heathrow

CNDLHR

Constanţa Mihail Kogalniceanu

Wed 9/9

21:30-11:30

2 stops16h 00m

London Heathrow

Wed 16/9

06:30-20:40

1 stop12h 10m

£527
Cheapest one-way

ConstanţaLondon

CND Constanţa Mihail Kogalniceanu - LHR London Heathrow

CNDLHR

Constanţa Mihail Kogalniceanu

Tue 8/9

10:10-09:40

1 stop25h 30m

£162

ConstanţaLondon

CND Constanţa Mihail Kogalniceanu - LHR London Heathrow

CNDLHR

Constanţa Mihail Kogalniceanu

Sat 12/9

10:10-09:40

1 stop25h 30m

£176

ConstanţaLondon

CND Constanţa Mihail Kogalniceanu - LHR London Heathrow

CNDLHR

Constanţa Mihail Kogalniceanu

Fri 11/9

10:05-17:10

2 stops33h 05m

£187
Fastest single journey

ConstanţaLondon

CND Constanţa Mihail Kogalniceanu - LHR London Heathrow

CNDLHR

Constanţa Mihail Kogalniceanu

Fri 11/9

10:05-15:10

1 stop7h 05m

£199

ConstanţaLondon

CND Constanţa Mihail Kogalniceanu - LHR London Heathrow

CNDLHR

Constanţa Mihail Kogalniceanu

Sun 6/9

21:15-21:05

1 stop25h 50m

£213

Flights are sorted by cheapest return flights first.

Deals found on 9/8

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Best time to book a flight from Constanţa to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Constanţa 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 Constanţa to Heathrow. 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 from for flights from Constanţa to London Heathrow?

    Constanţa Mihail Kogalniceanu (CND), located 14.9 mi from the city center, is the airport you fly out of when you book flights from Constanţa to London Heathrow. 0 airlines have flights from Mihail Kogalniceanu to London Heathrow on a regular basis. Booking flights from Constanţa Mihail Kogalniceanu to London Heathrow should not be difficult; the airport handles an average of 0 outbound flights to London Heathrow per day.

  • Can I find deals for flights from Constanţa to Heathrow that include hotel bookings?

    Yes. In addition to deals on Constanţa to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Constanţa to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Constanţa to Heathrow.

  • Can I find deals for business class flights from Constanţa to Heathrow?

    Yes. Cheapflights offers flight deals from Constanţa to Heathrow 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 London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Luton
Gatwick
Wembley
Ilford
Slough
Hayes
Croydon
Colchester
Brentford
Eastbourne
Northampton
Watford
Southend-on-Sea
Swindon
Enfield
Kingston upon Thames
Southall
Poole

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Constanţa to Heathrow?

Cheapflights helps you search for flights from Constanţa to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Constanţa to Heathrow?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Constanţa to Heathrow for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Constanţa to Heathrow with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Constanţa to Heathrow, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Constanţa to Heathrow become cheaper?

Yes! Start tracking prices for Constanţa to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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.