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Cheap flights from Iaşi to London Heathrow Airport from £72

IAS — LHR
10 Dec — 17 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Iaşi to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Iaşi to Heathrow

Thu 3/1216:05 -
2 stops8h 50m
Thu 10/1206:00 -
1 stop7h 20m
Deal found 8/11£194
Thu 3/1216:05 -
1 stop7h 35m
Thu 10/1206:00 -
1 stop7h 20m
Deal found 8/11£206
Thu 24/1220:30 -
2 stops17h 50m
Thu 31/1220:50 -
2 stops14h 50m
Deal found 9/11£207
Fri 25/1209:25 -
1 stop10h 50m
Thu 31/1211:05 -
1 stop27h 20m
Deal found 8/11£208
Thu 17/1216:05 -
1 stop7h 35m
Thu 18/306:00 -
1 stop7h 20m
Deal found 7/11£209

Find flight deals from Iaşi to Heathrow

Round-trip from

£168

One-way from

£72

Popular in

August

Cheapest in

February

Average price

£116
Austrian Airlines
  • Austrian Airlines
  • 1/3-8/3
  • 2 total stops
  • 31h 20m total
  • Iaşi to London
Search Deals
15/12-31/12
  • 15/12-31/12
  • 1 total stop
  • 16h 20m total
  • Iaşi to London
Search Deals
Highest demand for flights based on searches. 38% potential increase in price (£63 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2026
Search Deals

Cheapflights Fare Finder

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

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Fly to

Route

Depart

Return

Price

Cheapest return flight

IaşiLondon

IAS Iasi - LHR London Heathrow

IASLHR

Iasi

Tue 8/12

18:45-21:05

1 stop28h 20m

London Heathrow

Wed 31/12

00:00-01:00

Nonstop0h 00m

£80

IaşiLondon

IAS Iasi - LHR London Heathrow

IASLHR

Iasi

Thu 10/12

21:50-08:05

1 stop12h 15m

London Heathrow

Wed 31/12

00:00-01:00

Nonstop0h 00m

£91

IaşiLondon

IAS Iasi - LHR London Heathrow

IASLHR

Iasi

Tue 15/12

19:10-10:45

2 stops17h 35m

London Heathrow

Wed 31/12

00:00-01:00

Nonstop0h 00m

£123

IaşiLondon

IAS Iasi - LHR London Heathrow

IASLHR

Iasi

Sun 20/12

22:30-12:20

2 stops15h 50m

London Heathrow

Wed 31/12

00:00-01:00

Nonstop0h 00m

£123

IaşiLondon

IAS Iasi - LHR London Heathrow

IASLHR

Iasi

Tue 17/11

16:05-14:45

2 stops24h 40m

London Heathrow

Wed 31/12

00:00-01:00

Nonstop0h 00m

£157

IaşiLondon

IAS Iasi - LHR London Heathrow

IASLHR

Iasi

Fri 20/11

19:10-14:45

2 stops21h 35m

London Heathrow

Wed 31/12

00:00-01:00

Nonstop0h 00m

£163

IaşiLondon

IAS Iasi - LHR London Heathrow

IASLHR

Iasi

Thu 26/11

19:10-14:45

2 stops21h 35m

London Heathrow

Wed 31/12

00:00-01:00

Nonstop0h 00m

£166
Fastest return journey

IaşiLondon

IAS Iasi - LHR London Heathrow

IASLHR

Iasi

Sat 6/2

05:25-14:25

3 stops11h 00m

London Heathrow

Wed 31/12

00:00-01:00

Nonstop0h 00m

£167

IaşiLondon

IAS Iasi - LHR London Heathrow

IASLHR

Iasi

Mon 1/3

16:05-14:05

1 stop24h 00m

London Heathrow

Mon 8/3

06:00-15:20

1 stop7h 20m

£168

IaşiLondon

IAS Iasi - LHR London Heathrow

IASLHR

Iasi

Thu 17/12

16:05-21:40

1 stop7h 35m

London Heathrow

Thu 18/3

06:00-15:20

1 stop7h 20m

£209

Flights are sorted by cheapest return flights first.

Deals found on 6/11

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Best time to book a flight from Iaşi to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Iaşi with our price prediction graph.
Estimated return price

Related info for your journey

  • What airport do you fly from for flights from Iaşi to London Heathrow?

    If you book a flight to London Heathrow from Iaşi, you will be flying from Iasi, which is the city’s only airport. Iasi (IAS) is located 1.3 mi from the center of Iaşi. There are 0 flights from Iasi to London Heathrow per day from 0 different airlines.

  • How long is the flight from Iaşi to London Heathrow Airport?

    Austrian Airlines can get you from Iaşi to London Heathrow Airport in just under 24h. Your travel time can differ by up to . Airlines will cover a distance of 1289 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Iaşi 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
Luton
Wembley
Milton Keynes
Gatwick
Slough
Ilford
Hayes
Folkestone
Eastbourne
Croydon
Barnet
Northampton
Southall
Southend-on-Sea
Enfield
Brentford
Dover
Harrow
Watford

Browse thousands of different options on Cheapflights for your next trip

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Deals for Iaşi to Heathrow flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

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