In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What is the cheapest time of day to fly from CND to LHR?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Constanţa to London Heathrow Airport as you normally would.

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.

£267+ Flights from Constanţa to London Heathrow Airport

Cheap flight deals from Constanţa to Heathrow

Enter your travel dates to find the best prices.

Best flights from Constanţa to Heathrow
Discover carefully curated flight deals from Constanţa to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 December 2025.

Sun 8/221:10CND - LHR

1 stop18h 20mMultiple Airlines

Fri 13/219:30LHR - CND

2 stops46h 50mMultiple Airlines

Deal found 10/12£689

Find flight deals from Constanţa to Heathrow

Round-trip from	£689
One-way from	£267
Popular in	July
Cheapest in	March
Average price	£71

8/2-13/2
3 total stops
65h 10m total
Constanţa to London

Search Deals

28/12
2 total stops
24h 15m total
Constanţa to London

Search Deals

Highest demand for flights based on searches. 36% potential increase in price (£46 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 8% potential price decrease (£7 potential savings vs. average return price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

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

ConstanţaLondon

CND - LHR

CNDLHR

Constanţa Mihail Kogalniceanu

Sun 8/2

21:10-13:30

1 stop18h 20m

London Heathrow

Fri 13/2

19:30-20:20

2 stops46h 50m

£689

ConstanţaLondon

CND - LHR

CNDLHR

Constanţa Mihail Kogalniceanu

Sun 28/12

21:10-19:25

2 stops24h 15m

£267

ConstanţaLondon

CND - LHR

CNDLHR

Constanţa Mihail Kogalniceanu

Sun 28/12

21:10-22:25

1 stop27h 15m

£281

Flights are sorted by cheapest return flights first.

Deals found on 11/12

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

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

Milton Keynes

Croydon

Slough

Northampton

Hounslow

Luton

Gatwick

Wembley

Ilford

Brentford

Colchester

Watford

Hayes

Crawley

Winchester

Swindon

Deal

Bedford

Romford

Chichester

Browse thousands of different options on Cheapflights for your next trip

Fly with Cheapflights

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.

Cheap flights from Constanţa to London Heathrow Airport from £267

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 28/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Constanţa to Heathrow

Best flights from Constanţa to HeathrowDiscover carefully curated flight deals from Constanţa to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 December 2025.

Discover carefully curated flight deals from Constanţa to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 December 2025.

Find flight deals from Constanţa to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Constanţa to London Heathrow Airport that are best for you.

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.

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?

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

How can I find direct flights from Constanţa to Heathrow?

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

Travelling to a place near London Heathrow Airport?

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.

Alternative routes for Constanţa to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

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?

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

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

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

100% Free

Book with Flexibility

Travel Smart

Best flights from Constanţa to Heathrow
Discover carefully curated flight deals from Constanţa to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 December 2025.