How do I get Price Alerts for flights from Iaşi to London Heathrow Airport?

Confirm your travel details to search for the latest offers for flights from Iaşi to London Heathrow Airport . While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

How can I save money on flights from Iaşi to London Heathrow Airport with momondo?

Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore” . Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

How does momondo find its flight prices?

We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

When did momondo last update prices for flights from Iasi Airport to London Heathrow Airport?

Prices for flights from Iasi Airport to London Heathrow Airport are refreshed on a daily basis.

How old do you have to be to fly from Iasi Airport to London Heathrow Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Iasi Airport to London Heathrow Airport.

What documentation or ID do you need to fly to London Heathrow Airport?

The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£73 Cheap Flights from Iaşi to London Heathrow Airport in 2026

1 adult

0 bags

Voted winner of Europe's Best Travel App 2023

Find the cheapest flights from Iaşi to London

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

14:40 - 20:05

IAS

LHR

7h 25m

1 stop

17:50 - 11:10

LHR

IAS

15h 20m

1 stop

£177Multiple Airlines

Thu, 4 Jun - Fri, 12 Jun

16:00 - 08:20

IAS

LHR

18h 20m

1 stop

06:00 - 01:20

LHR

IAS

17h 20m

1 stop

£179Austrian Airlines

Thu, 4 Jun - Thu, 11 Jun

16:00 - 08:20

IAS

LHR

18h 20m

1 stop

06:00 - 01:20

LHR

IAS

17h 20m

1 stop

£180Austrian Airlines

Thu, 4 Jun - Thu, 11 Jun

14:40 - 20:05

IAS

LHR

7h 25m

1 stop

17:50 - 11:10

LHR

IAS

15h 20m

1 stop

£182Multiple Airlines

Thu, 4 Jun - Fri, 12 Jun

16:00 - 21:40

IAS

LHR

7h 40m

1 stop

06:00 - 15:20

LHR

IAS

7h 20m

1 stop

£192Austrian Airlines

Sat, 6 Jun - Sat, 13 Jun

16:00 - 08:20

IAS

LHR

18h 20m

1 stop

06:00 - 01:20

LHR

IAS

17h 20m

1 stop

£196Austrian Airlines

Thu, 28 May - Thu, 4 Jun

16:00 - 08:20

IAS

LHR

18h 20m

1 stop

06:00 - 01:20

LHR

IAS

17h 20m

1 stop

£197Austrian Airlines

Thu, 28 May - Thu, 4 Jun

16:00 - 21:40

IAS

LHR

7h 40m

1 stop

20:25 - 01:20

LHR

IAS

26h 55m

2 stops

£204Multiple Airlines

Sat, 6 Jun - Sat, 13 Jun

16:00 - 21:40

IAS

LHR

7h 40m

1 stop

06:00 - 15:20

LHR

IAS

7h 20m

1 stop

£212Austrian Airlines

Thu, 7 May - Wed, 13 May

16:00 - 08:20

IAS

LHR

18h 20m

1 stop

19:30 - 15:20

LHR

IAS

17h 50m

1 stop

£213Austrian Airlines

Fri, 22 May - Fri, 29 May

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Lufthansa flights from Iaşi to London Heathrow Airport

Our best Lufthansa deals on Iaşi to London Heathrow Airport flight tickets

Lufthansa

4 Jun

IAS16:00Iasi

22h 50m

2 stops

LHR12:50London Heathrow

11 Jun

LHR07:25London Heathrow

15h 55m

2 stops

IAS01:20Iasi

£217

Lufthansa

4 Jun

IAS16:00Iasi

27h 40m

2 stops

LHR17:40London Heathrow

11 Jun

LHR09:00London Heathrow

14h 20m

2 stops

IAS01:20Iasi

£222

Lufthansa

4 Jun

IAS16:00Iasi

27h 40m

2 stops

LHR17:40London Heathrow

11 Jun

LHR09:00London Heathrow

14h 20m

2 stops

IAS01:20Iasi

£223

Austrian Airlines flights from Iaşi to London Heathrow Airport

Our best Austrian Airlines deals on Iaşi to London Heathrow Airport flight tickets

Austrian Airlines

4 Jun

IAS16:00Iasi

18h 20m

1 stop

LHR08:20London Heathrow

11 Jun

LHR06:00London Heathrow

17h 20m

1 stop

IAS01:20Iasi

£179

Austrian Airlines

4 Jun

IAS16:00Iasi

18h 20m

1 stop

LHR08:20London Heathrow

11 Jun

LHR06:00London Heathrow

17h 20m

1 stop

IAS01:20Iasi

£180

Austrian Airlines

6 Jun

IAS16:00Iasi

7h 40m

1 stop

LHR21:40London Heathrow

13 Jun

LHR06:00London Heathrow

7h 20m

1 stop

IAS15:20Iasi

£192

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

IaşiLondon

IAS - LHR

IASLHR

Iasi

Thu 4/6

14:40-20:05

1 stop7h 25m

London Heathrow

Fri 12/6

17:50-11:10

1 stop15h 20m

£177

IaşiLondon

IAS - LHR

IASLHR

Iasi

Thu 4/6

16:00-08:20

1 stop18h 20m

London Heathrow

Thu 11/6

06:00-01:20

1 stop17h 20m

£179

IaşiLondon

IAS - LHR

IASLHR

Iasi

Thu 4/6

16:00-08:20

1 stop18h 20m

London Heathrow

Thu 11/6

06:00-01:20

1 stop17h 20m

£180

IaşiLondon

IAS - LHR

IASLHR

Iasi

Thu 4/6

14:40-20:05

1 stop7h 25m

London Heathrow

Fri 12/6

17:50-11:10

1 stop15h 20m

£182

Fastest return journey

IaşiLondon

IAS - LHR

IASLHR

Iasi

Sat 6/6

16:00-21:40

1 stop7h 40m

London Heathrow

Sat 13/6

06:00-15:20

1 stop7h 20m

£192

IaşiLondon

IAS - LHR

IASLHR

Iasi

Thu 28/5

16:00-08:20

1 stop18h 20m

London Heathrow

Thu 4/6

06:00-01:20

1 stop17h 20m

£196

IaşiLondon

IAS - LHR

IASLHR

Iasi

Thu 28/5

16:00-08:20

1 stop18h 20m

London Heathrow

Thu 4/6

06:00-01:20

1 stop17h 20m

£197

IaşiLondon

IAS - LHR

IASLHR

Iasi

Sat 6/6

16:00-21:40

1 stop7h 40m

London Heathrow

Sat 13/6

20:25-01:20

2 stops26h 55m

£204

IaşiLondon

IAS - LHR

IASLHR

Iasi

Thu 7/5

16:00-21:40

1 stop7h 40m

London Heathrow

Wed 13/5

06:00-15:20

1 stop7h 20m

£212

IaşiLondon

IAS - LHR

IASLHR

Iasi

Fri 22/5

16:00-08:20

1 stop18h 20m

London Heathrow

Fri 29/5

19:30-15:20

1 stop17h 50m

£213

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

When to book flights from Iaşi to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Iaşi to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Iaşi to London Heathrow Airport (IAS to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Iaşi to London Heathrow Airport

Fastest flight time	4h 40m
Direct flights	None

The fastest flight from Iaşi to London Heathrow Airport takes 4h 40m

There are no direct flights from Iaşi to London Heathrow Airport. There are no popular flight routes from Iaşi to London Heathrow Airport.

Search flight deals

Frequently asked questions about flying from Iaşi to London Heathrow Airport

How far is Iasi to London Heathrow by plane?
Iasi and London Heathrow are 1288.7 mi apart from one another. By plane, this route typically takes 4h 40m.
When did momondo last update prices for flights from Iasi Airport to London Heathrow Airport?
Prices for flights from Iasi Airport to London Heathrow Airport are refreshed on a daily basis.
How old do you have to be to fly from Iasi Airport to London Heathrow Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Iasi Airport to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Iaşi to London Heathrow Airport

How do I get Price Alerts for flights from Iaşi to London Heathrow Airport?
Confirm your travel details to search for the latest offers for flights from Iaşi to London Heathrow Airport. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
How can I save money on flights from Iaşi to London Heathrow Airport with momondo?
Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.
How does momondo find its flight prices?
We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Eastbourne

Milton Keynes

Luton

Gatwick

Stratford-upon-Avon

Slough

Maidstone

Wembley

Northampton

Swindon

Southend-on-Sea

Ipswich

Canterbury

Ilford

Guildford

Poole

Hayes

Dover

Chelmsford

Folkestone

Why use momondo?

Why should I use momondo to find a flight deal from Iaşi to London?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Iaşi to London . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Iaşi to London with flexible booking policies on momondo?

Flights from Iaşi to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Iaşi to London?

momondo helps you find the best flight between Iaşi and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Iaşi to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Iaşi and alert you when they change.