What is the cheapest airline that flies from London to Iasi?

Austrian Airlines, Lufthansa, and KLM are the most popular carriers operating from London to Iasi

What is the most punctual flight time for London to Iaşi flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

Which airline has the best punctuality record on London to Iaşi flights?

According to our data, Wizz Air have had the least number of delays on this route over the last 12 months; with about 9% of their flights experiencing any sort of delay.

What day of the week experiences the fewest flight delays on this route?

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

How often are flights from London to Iaşi delayed?

Historically, on average around 9% of flights between London and Iaşi have experienced a delay on any given week. The average delay length over the past 12 months has been 133 minutes.

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

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

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Iasi Airport.

What documentation or ID do you need to fly to Iasi Airport?

The travel and health documents you'll need for your trip to Iasi Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Iasi Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$60 Cheap Flights from London to Iaşi in 2026

Q: What is the typical price of a round-trip flight between London and Iaşi?

Prices are currently typical for flights on this route. Typical prices usually range from $96 to $227. The lowest price recently found on this route was $192.

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Find the cheapest flights from London to Iaşi

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One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 3:20 pm

LHR

IAS

7h 20m

1 stop

4:05 pm - 9:40 pm

IAS

LHR

7h 35m

1 stop

$192Austrian Airlines

Thu, Mar 12 - Wed, Mar 18

6:00 am - 3:20 pm

LHR

IAS

7h 20m

1 stop

4:05 pm - 2:05 pm

IAS

LHR

24h 00m

1 stop

$193Austrian Airlines

Mon, Mar 9 - Sun, Mar 15

6:00 am - 3:20 pm

LHR

IAS

7h 20m

1 stop

4:05 pm - 9:40 pm

IAS

LHR

7h 35m

1 stop

$199Austrian Airlines

Mon, Mar 9 - Mon, Mar 16

6:00 am - 3:20 pm

LHR

IAS

7h 20m

1 stop

4:05 pm - 2:05 pm

IAS

LHR

24h 00m

1 stop

$208Austrian Airlines

Mon, Mar 9 - Sun, Mar 15

1:50 pm - 3:20 pm

LHR

IAS

23h 30m

2 stops

4:05 pm - 9:00 pm

IAS

LHR

6h 55m

2 stops

$233Lufthansa

Thu, Mar 12 - Wed, Mar 18

9:00 am - 1:20 am

LHR

IAS

14h 20m

2 stops

4:00 pm - 8:20 am

IAS

LHR

18h 20m

1 stop

$236Multiple Airlines

Sun, Apr 5 - Sun, Apr 12

6:00 am - 1:20 am

LHR

IAS

17h 20m

1 stop

4:00 pm - 8:45 pm

IAS

LHR

6h 45m

2 stops

$257Multiple Airlines

Tue, Apr 7 - Tue, Apr 14

9:15 am - 1:20 am

LCY

IAS

14h 05m

2 stops

4:00 pm - 8:40 am

IAS

LCY

18h 40m

2 stops

$396Lufthansa

Tue, Apr 7 - Tue, Apr 14

8:40 am - 7:25 pm

LCY

IAS

8h 45m

2 stops

9:25 am - 6:25 pm

IAS

LCY

11h 00m

2 stops

$439KLM

Sat, Mar 7 - Fri, Mar 13

5:50 pm - 8:30 am

LCY

IAS

12h 40m

2 stops

2:15 pm - 7:55 am

IAS

LCY

19h 40m

2 stops

$513KLM

Sun, Aug 16 - Fri, Sep 4

KLM flights from London to Iaşi

Our best KLM deals on London to Iaşi flight tickets

KLM

Mar 7

LHR6:30 amLondon Heathrow

10h 55m

2 stops

IAS7:25 pmIasi

Mar 14

IAS5:25 amIasi

17h 25m

2 stops

LHR8:50 pmLondon Heathrow

$369

KLM

Mar 7

LHR6:30 amLondon Heathrow

10h 55m

2 stops

IAS7:25 pmIasi

Mar 14

IAS5:25 amIasi

17h 25m

2 stops

LHR8:50 pmLondon Heathrow

$370

KLM

Mar 7

LCY8:40 amLondon City

8h 45m

2 stops

IAS7:25 pmIasi

Mar 13

IAS9:25 amIasi

11h 00m

2 stops

LCY6:25 pmLondon City

$439

Lufthansa flights from London to Iaşi

Our best Lufthansa deals on London to Iaşi flight tickets

Lufthansa

Mar 12

LHR1:50 pmLondon Heathrow

23h 30m

2 stops

IAS3:20 pmIasi

Mar 18

IAS4:05 pmIasi

6h 55m

2 stops

LHR9:00 pmLondon Heathrow

$233

Lufthansa

Mar 9

LHR7:15 pmLondon Heathrow

42h 05m

2 stops

IAS3:20 pmIasi

Mar 15

IAS4:05 pmIasi

29h 30m

2 stops

LHR7:35 pmLondon Heathrow

$262

Lufthansa

Mar 13

LHR4:40 pmLondon Heathrow

44h 40m

2 stops

IAS3:20 pmIasi

Mar 19

IAS4:05 pmIasi

8h 50m

2 stops

LHR10:55 pmLondon Heathrow

$281

Fly from

Fly to

Route

Depart

Return

Price

LondonIaşi

LHR - IAS

LHRIAS

London Heathrow

Thu 3/12

6:00 am-3:20 pm

1 stop7h 20m

Iasi

Wed 3/18

4:05 pm-9:40 pm

1 stop7h 35m

$192

LondonIaşi

LHR - IAS

LHRIAS

London Heathrow

Mon 3/9

6:00 am-3:20 pm

1 stop7h 20m

Iasi

Sun 3/15

4:05 pm-2:05 pm

1 stop24h 00m

$193

LondonIaşi

LHR - IAS

LHRIAS

London Heathrow

Mon 3/9

6:00 am-3:20 pm

1 stop7h 20m

Iasi

Mon 3/16

4:05 pm-9:40 pm

1 stop7h 35m

$199

LondonIaşi

LHR - IAS

LHRIAS

London Heathrow

Mon 3/9

6:00 am-3:20 pm

1 stop7h 20m

Iasi

Sun 3/15

4:05 pm-2:05 pm

1 stop24h 00m

$208

LondonIaşi

LHR - IAS

LHRIAS

London Heathrow

Thu 3/12

1:50 pm-3:20 pm

2 stops23h 30m

Iasi

Wed 3/18

4:05 pm-9:00 pm

2 stops6h 55m

$233

LondonIaşi

LHR - IAS

LHRIAS

London Heathrow

Sun 4/5

9:00 am-1:20 am

2 stops14h 20m

Iasi

Sun 4/12

4:00 pm-8:20 am

1 stop18h 20m

$236

LondonIaşi

LHR - IAS

LHRIAS

London Heathrow

Tue 4/7

6:00 am-1:20 am

1 stop17h 20m

Iasi

Tue 4/14

4:00 pm-8:45 pm

2 stops6h 45m

$257

LondonIaşi

LCY - IAS

LCYIAS

London City

Tue 4/7

9:15 am-1:20 am

2 stops14h 05m

Iasi

Tue 4/14

4:00 pm-8:40 am

2 stops18h 40m

$396

LondonIaşi

LCY - IAS

LCYIAS

London City

Sat 3/7

8:40 am-7:25 pm

2 stops8h 45m

Iasi

Fri 3/13

9:25 am-6:25 pm

2 stops11h 00m

$439

LondonIaşi

LCY - IAS

LCYIAS

London City

Sun 8/16

5:50 pm-8:30 am

2 stops12h 40m

Iasi

Fri 9/4

2:15 pm-7:55 am

2 stops19h 40m

$513

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London to Iaşi

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

What is the typical price of a round-trip flight between London and Iaşi?

What is the cheapest month to fly to Iaşi?

In general, March is the cheapest month to fly from London to Iaşi. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $106. If you are unable to visit Iaşi during the month of March, then departing from London during the month January is also very affordable. Most momondo users find prices during this month for around $121.

What is the cheapest day to depart on your flight to Iaşi?

The cheapest day to depart on your flight to Iaşi is on a Thursday when prices can be found for as low as $157. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Iaşi is Tuesday, with ticket prices averaging around $264.

What is the cheapest time of day to depart on your flight to Iaşi?

According to our data, the cheapest time of day to fly to Iaşi is in the evening. momondo users have found flights departing from London to Iaşi in the evening for as low as $179. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Iaşi is in the morning when prices are around $225.

What is the cheapest London to Iasi flight route?

Fly from London Luton to Iasi for the best London - Iasi flight prices

What cabin class options are available on London to Iasi flights?

There is only 1 cabin class available to choose from on London to Iasi flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London to Iaşi flights?

No. A direct flight is the cheapest option for a flight between London to Iaşi.

How have London to Iaşi flight prices changed over time?

As of February 2026, prices for London to Iaşi flights are approximately 15% more expensive when compared to flights at the same time last year.

When to book flights from London to Iaşi

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

Estimated round-trip price

Cheap London to Iaşi (LON to IAS) flight deals and tips

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

Best Price Found	$138
Fastest flight time	7h 20m
Direct flights	None

The best one-way flight to Iaşi from London in the past 72 hours is $138. The best round-trip flight deal from London to Iaşi found on momondo in the last 72 hours is $89.

The fastest flight from London to Iaşi takes 7h 20m

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

Search flight deals

How far is London to Iasi by plane?
The distance between London and Iasi is about 1274.5 mi. By plane, this route typically takes 7h 20m.
When did momondo last update prices for flights from London to Iasi Airport?
Prices for flights from London to Iasi Airport are refreshed on a daily basis.
How old do you have to be to fly from London to Iasi Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Iasi Airport.
What documentation or ID do you need to fly to Iasi Airport?
The travel and health documents you'll need for your trip to Iasi Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Iasi Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London to Iaşi?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from London to Iaşi is Airbus A320-100/200 (73.18% of total bookings). The next most popular plane models are Airbus A320neo (22.15%), Airbus A321neo (2.77%), and Airbus A321-100/200 (0.52%).
What is the most popular airline from London to Iaşi?
momondo data reveals that the most frequently booked airline on the route from London to Iaşi is Wizz Air, representing 100% of all bookings.

Best airlines flying from London to Iaşi

Compare and see reviews for airlines that fly from London to Iaşi with momondo

Airline	Rating	Free Cancellation	Price
Wizz Air	PriceFrom $100	Free Cancellation	Rating 6.8 408 reviews		Search Wizz Air flights

Wizz Air Flights From London to Iaşi
The lowest priced Wizz Air flight from London to Iaşi from the last 72 hours was $100. Generally, Wizz Air has 13 flights on this route every week with an average price of $171. Wizz Air is rated 6.8/10 by our users.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Iaşi from London.

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

Yes. All flights to Iaşi from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for London to Iaşi flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Iaşi from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Iaşi trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Cheap flights from London to Iaşi from $192

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from London to Iaşi departing on 3/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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KLM flights from London to Iaşi

Our best KLM deals on London to Iaşi flight tickets

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Our best Lufthansa deals on London to Iaşi flight tickets

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How to get the cheapest flight ticket from London to Iaşi

What is the typical price of a round-trip flight between London and Iaşi?

What is the cheapest month to fly to Iaşi?

What is the cheapest day to depart on your flight to Iaşi?

What is the cheapest time of day to depart on your flight to Iaşi?

What is the cheapest London to Iasi flight route?

What cabin class options are available on London to Iasi flights?

Can stopping save me money on London to Iaşi flights?

How have London to Iaşi flight prices changed over time?

What is the cheapest airline that flies from London to Iasi?

How often are flights from London to Iaşi delayed?

What is the most punctual flight time for London to Iaşi flights?

What day of the week experiences the fewest flight delays on this route?

Which airline has the best punctuality record on London to Iaşi flights?

When to book flights from London to Iaşi

Cheap London to Iaşi (LON to IAS) flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Best airlines flying from London to Iaşi

Compare and see reviews for airlines that fly from London to Iaşi with momondo

Wizz Air Flights From London to Iaşi

Why use momondo?

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

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

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

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

An easier way to manage your Iaşi trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Romania

Airports servicing Romania

Cabin classes currently available on flights to Iaşi

List of cabin classes available on flights landing in Iaşi. Availability may vary depending on flight origin and airline.

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