LHR - IAS

£79 Find Cheap Flights from London Heathrow Airport to Iaşi – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
£166
Typical prices: £261-£319
Multiple Airlines
Mon 3/12Sat 15/12
LHR - IAS • 1 stop
Cheapest one-way flight
£79
Typical prices: £170-£304
Multiple Airlines
Mon 29/1
LHR - IAS • 1 stop
Direct flights
Not available
There are currently no direct flights between London Heathrow Airport and Iaşi. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
February
Cheapest • 52% price drop
August
Most popular
Good to know
+1
Good to know
+1
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We hope you enjoy your trip to Iaşi!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Heathrow to Iaşi (LHR-IAS)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Heathrow to Iaşi

Tue, 17 Nov - Thu, 19 Nov
Austrian Airlines Logo
19:25 - 15:20LHR  London Heathrow-IAS Iasi
17h 55m1 stop Vienna Intl
Austrian Airlines Logo
16:05 - 08:20IAS  Iasi-LHR London Heathrow
18h 15m1 stop Vienna Intl
£169Austrian Airlines
Thu, 11 Mar - Mon, 15 Mar
Austrian Airlines Logo
06:00 - 15:20LHR  London Heathrow-IAS Iasi
7h 20m1 stop Vienna Intl
Austrian Airlines Logo
16:05 - 08:20IAS  Iasi-LHR London Heathrow
18h 15m1 stop Vienna Intl
£174Austrian Airlines
Wed, 10 Mar - Mon, 15 Mar
Austrian Airlines Logo
06:00 - 15:20LHR  London Heathrow-IAS Iasi
7h 20m1 stop Vienna Intl
Austrian Airlines Logo
16:05 - 21:40IAS  Iasi-LHR London Heathrow
7h 35m1 stop Vienna Intl
£175Austrian Airlines
Fri, 12 Mar - Mon, 15 Mar
Austrian Airlines Logo
06:00 - 15:20LHR  London Heathrow-IAS Iasi
7h 20m1 stop Vienna Intl
Austrian Airlines Logo
16:05 - 21:40IAS  Iasi-LHR London Heathrow
7h 35m1 stop Vienna Intl
£175Austrian Airlines
Thu, 11 Mar - Mon, 15 Mar
Multiple Airlines Logo
06:30 - 15:20LHR  London Heathrow-IAS Iasi
6h 50m2 stops Frankfurt am Main Vienna Intl
Multiple Airlines Logo
16:05 - 08:20IAS  Iasi-LHR London Heathrow
18h 15m1 stop Vienna Intl
£180Multiple Airlines
Thu, 10 Dec - Thu, 17 Dec
Multiple Airlines Logo
09:55 - 00:55LHR  London Heathrow-IAS Iasi
13h 00m2 stops Barcelona-El Prat Turin Citta Di Torino
Multiple Airlines Logo
21:50 - 09:05IAS  Iasi-LHR London Heathrow
13h 15m1 stop Dublin
£183Multiple Airlines
Fri, 22 Jan - Thu, 28 Jan
Multiple Airlines Logo
16:30 - 00:50LHR  London Heathrow-IAS Iasi
6h 20m1 stop Rome Fiumicino
Multiple Airlines Logo
14:40 - 20:05IAS  Iasi-LHR London Heathrow
7h 25m1 stop Barcelona-El Prat
£183Multiple Airlines
Fri, 19 Feb - Mon, 22 Feb
Austrian Airlines Logo
06:00 - 15:20LHR  London Heathrow-IAS Iasi
7h 20m1 stop Vienna Intl
Austrian Airlines Logo
16:05 - 14:05IAS  Iasi-LHR London Heathrow
24h 00m1 stop Vienna Intl
£186Austrian Airlines
Thu, 26 Nov - Wed, 2 Dec
Austrian Airlines Logo
06:00 - 15:20LHR  London Heathrow-IAS Iasi
7h 20m1 stop Vienna Intl
Austrian Airlines Logo
16:05 - 21:40IAS  Iasi-LHR London Heathrow
7h 35m1 stop Vienna Intl
£186Austrian Airlines
Tue, 16 Feb - Fri, 19 Feb
Austrian Airlines Logo
14:50 - 15:20LHR  London Heathrow-IAS Iasi
22h 30m1 stop Vienna Intl
Austrian Airlines Logo
16:05 - 08:20IAS  Iasi-LHR London Heathrow
18h 15m1 stop Vienna Intl
£192Austrian Airlines
Booking Insights

Price, demand, and travel trends for London Heathrow Airport to Iaşi flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

What's the cheapest day of the week to fly from London Heathrow Airport to Iaşi?

Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from London Heathrow Airport to Iaşi. It's 9% cheaper than the average day, while Tuesday is the most expensive, with prices 15% higher.

Find deals

Key details for London Heathrow Airport to Iaşi flights

Low season

October

Cheapest flight

£79
Beat the crowds with an average 87% drop in traveller numbers.
The most popular month to fly with an average 83% increase in traveller numbers.
One-way flight from London Heathrow Airport to Iaşi

When to book flights from Heathrow to Iaşi

Are your dates flexible? Find out the best times to travel from Heathrow to Iaşi based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your London Heathrow Airport to Iaşi flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • Which cabin classes can I book on flights from London Heathrow Airport to Iaşi?

    Only Economy class is available on flights from London Heathrow Airport to Iaşi.

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

    A direct flight from London Heathrow Airport to Iaşi takes 00m, covering 1,289 miles.

  • Do I need a passport to fly from London Heathrow Airport to Iaşi?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a London Heathrow Airport to Iaşi flight?

    Return flights from London Heathrow Airport to Iaşi range from £261 to £319, with an average of £286 over the past 12 months. Anything below £261 counts as a good deal.

  • Have flight prices from London Heathrow Airport to Iaşi changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about £169 to £957. That means the highest observed fare was about 6x higher than the lowest one.

  • How are flight prices from London Heathrow Airport to Iaşi looking right now?

    One-way fares from London Heathrow Airport to Iaşi are currently lower than usual. Average one-way flight prices are about £121, which is 46% below the typical average for this route.

  • Which car hire options are available at Iasi Airport (IAS)?

    Iasi Airport (IAS) hosts 5 major car hire companies, with daily rates starting from around £1 for economy cars. Top options include:

    • Klass Wagen
    • Pricecarz
    • Wheego
    • Routes Car & Truck Rentals
    • Alamo

  • Which airports can I use when flying from London Heathrow Airport to Iaşi?

    Flights from London Heathrow Airport to Iaşi usually depart from London Heathrow (LHR) and arrive at Iasi (IAS).

  • Which airports do connecting flights from London Heathrow Airport to Iaşi pass through?

    Most connecting flights from London Heathrow Airport to Iaşi pass through Vienna Intl (VIE), which handles 100% of one-stop traffic on this route.

  • Can I save money by using flexible dates for flights from London Heathrow Airport to Iaşi?

    Yes. Flexible dates can save you up to 21% on flights from London Heathrow Airport to Iaşi. Monday is the cheapest departure day at £263 return on average, while Tuesday is the most expensive at £331, a difference of £68.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • What is the time difference between London Heathrow Airport and Iaşi?

    Iaşi is 2 hours ahead of London Heathrow Airport (Eastern European Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking London Heathrow Airport to Iaşi flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure and avoid flying on Tuesday. On this route, Monday flights average £263, about £68 less than Tuesday fares (20% savings) based on the last 12 months.
  • If you can choose when to travel, plan your London Heathrow Airport to Iaşi trip for February. Fares historically average £138 return in that month – typically £236 less than the most expensive month, which is September (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Iasi Airport.

    • Hampton by Hilton Iasi
    • Ramada by Wyndham Iasi City Centre
    • Indiana Hotel

More options for your flight from Heathrow to Iaşi

Complete your trip to Iaşi with a hotel stay or car hire

Car hire in Iaşi
Hotels in Iaşi