How long is the flight from London Heathrow Airport to Osaka Itami Airport?

A quick flight from London Heathrow Airport to Osaka Itami Airport can take about 19h 30m. Turkish Airlines provides one of the quickest options available for as low as £1,158. London Heathrow Airport and Osaka Itami Airport are separated by a distance of 5901 mi. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Osaka Itami Airport ranges from 40.0 - 200.0 inches per month. June is typically the wettest month, when rainfall can reach 200.0 mm. January is typically the driest time to visit Osaka Itami Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to Osaka Itami Airport, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 6.0 C).

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

When flying from London Heathrow Airport to Osaka Itami Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

How can I find direct flights from Heathrow to Osaka Itami?

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

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

Yes. Cheapflights offers flight deals from Heathrow to Osaka Itami by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£391+ Cheap Flights from London Heathrow Airport to Osaka Itami Airport

Cheap flight deals from Heathrow to Osaka Itami

Enter your travel dates to find the best prices.

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Cheapest flights from Heathrow to Osaka Itami
Explore the most affordable flight options available from Heathrow to Osaka Itami. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 August 2026.

Sun 6/919:45 -

2 stops30h 20m

Mon 14/920:20 -

2 stops30h 15m

Deal found 22/8£874

Wed 25/1108:50 -

1 stop19h 00m

Sun 6/1207:30 -

1 stop16h 45m

Deal found 19/8£877

Mon 30/1119:00 -

1 stop28h 10m

Sun 13/1211:00 -

1 stop37h 45m

Deal found 21/8£978

Mon 30/1119:00 -

1 stop28h 10m

Thu 10/1220:20 -

1 stop28h 25m

Deal found 23/8£978

Mon 23/1119:00 -

1 stop16h 35m

Sun 6/1215:00 -

1 stop33h 45m

Deal found 19/8£983

Thu 17/909:10 -

1 stop17h 30m

Tue 29/907:05 -

1 stop16h 50m

Deal found 21/8£987

Wed 4/1108:30 -

2 stops20h 10m

Mon 7/1207:30 -

1 stop17h 15m

Deal found 19/8£991

Thu 26/1119:00 -

1 stop27h 30m

Sun 6/1207:05 -

1 stop17h 40m

Deal found 21/8£991

Find flight deals from Heathrow to Osaka Itami

Round-trip from	£874
One-way from	£391
Popular in	July
Cheapest in	January
Average price	£941

6/9-14/9
4 total stops
60h 35m total
London to Osaka

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31/8
3 total stops
31h 05m total
London to Osaka

Search Deals

Highest demand for flights based on searches. 18% potential increase in price (£113 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£19 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2026

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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonOsaka

LHR London Heathrow - ITM Osaka Itami

LHRITM

London Heathrow

Thu 18/2

17:55-19:00

2 stops40h 05m

Osaka Itami

Fri 5/3

17:50-22:30

2 stops37h 40m

£1,111

LondonOsaka

LHR London Heathrow - ITM Osaka Itami

LHRITM

London Heathrow

Sat 23/1

06:40-13:10

2 stops21h 30m

Osaka Itami

Sat 6/2

20:20-17:40

2 stops30h 20m

£1,158

LondonOsaka

LHR London Heathrow - ITM Osaka Itami

LHRITM

London Heathrow

Sun 15/11

06:40-11:10

2 stops19h 30m

Osaka Itami

Sun 29/11

07:30-21:40

2 stops23h 10m

£1,158

LondonOsaka

LHR London Heathrow - ITM Osaka Itami

LHRITM

London Heathrow

Thu 12/11

06:40-12:10

2 stops20h 30m

Osaka Itami

Wed 18/11

07:30-17:40

2 stops19h 10m

£1,208

LondonOsaka

LHR London Heathrow - ITM Osaka Itami

LHRITM

London Heathrow

Thu 12/11

06:40-12:10

2 stops20h 30m

Osaka Itami

Thu 26/11

07:30-17:40

2 stops19h 10m

£1,208

LondonOsaka

LHR London Heathrow - ITM Osaka Itami

LHRITM

London Heathrow

Wed 10/2

19:30-11:10

2 stops30h 40m

Osaka Itami

Tue 16/2

07:30-21:20

3 stops22h 50m

£1,213

Fastest return journey

LondonOsaka

LHR London Heathrow - ITM Osaka Itami

LHRITM

London Heathrow

Wed 28/10

06:40-11:10

2 stops19h 30m

Osaka Itami

Sun 8/11

07:30-18:30

2 stops20h 00m

£1,247

LondonOsaka

LHR London Heathrow - ITM Osaka Itami

LHRITM

London Heathrow

Wed 16/12

06:40-11:10

2 stops19h 30m

Osaka Itami

Wed 20/1

07:30-21:20

3 stops22h 50m

£1,252

LondonOsaka

LHR London Heathrow - ITM Osaka Itami

LHRITM

London Heathrow

Fri 4/12

08:45-14:10

2 stops20h 25m

Osaka Itami

Mon 22/2

08:00-19:35

2 stops20h 35m

£1,261

LondonOsaka

LHR London Heathrow - ITM Osaka Itami

LHRITM

London Heathrow

Thu 10/9

06:30-14:35

2 stops24h 05m

Osaka Itami

Thu 15/10

15:40-09:50

2 stops26h 10m

£1,293

Flights are sorted by cheapest return flights first.

Deals found on 24/8

Showing 1-10 of 21 resultsSorted by cheapest first

Best time to book a flight from Heathrow to Osaka Itami

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

LHR-ITM

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

How long is the flight from London Heathrow Airport to Osaka Itami Airport?
A quick flight from London Heathrow Airport to Osaka Itami Airport can take about 19h 30m. Turkish Airlines provides one of the quickest options available for as low as £1,158. London Heathrow Airport and Osaka Itami Airport are separated by a distance of 5901 mi. This flight may include one or multiple stops.
Can I find deals for flights from Heathrow to Osaka Itami that include hotel bookings?
Yes. In addition to deals on Heathrow to Osaka Itami flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Heathrow to Osaka Itami?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Osaka Itami.
Can I find deals for business class flights from Heathrow to Osaka Itami?
Yes. Cheapflights offers flight deals from Heathrow to Osaka Itami by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Cheap flights from London Heathrow Airport to Osaka Itami Airport from £391

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 31/8. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Heathrow to Osaka Itami

Cheapest flights from Heathrow to Osaka ItamiExplore the most affordable flight options available from Heathrow to Osaka Itami. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 August 2026.

Explore the most affordable flight options available from Heathrow to Osaka Itami. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 August 2026.

Best flights from Heathrow to Osaka ItamiDiscover carefully curated flight deals from Heathrow to Osaka Itami that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 August 2026.

Discover carefully curated flight deals from Heathrow to Osaka Itami that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 August 2026.

Last-minute flights from Heathrow to Osaka ItamiDiscover last-minute flight deals from Heathrow to Osaka Itami. Data last updated 24 August 2026 and is based on user searches.

Discover last-minute flight deals from Heathrow to Osaka Itami. Data last updated 24 August 2026 and is based on user searches.

One-way flights from Heathrow to Osaka ItamiSearch for one-way flight options from Heathrow to Osaka Itami. Find affordable one-way fares based on user searches. Data last updated 24 August 2026.

Search for one-way flight options from Heathrow to Osaka Itami. Find affordable one-way fares based on user searches. Data last updated 24 August 2026.

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Best time to book a flight from Heathrow to Osaka Itami

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Related info for your journey

How long is the flight from London Heathrow Airport to Osaka Itami Airport?

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

How can I find direct flights from Heathrow to Osaka Itami?

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

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Alternative routes for Heathrow to Osaka Itami

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Complete your trip

Complete your trip to Osaka Itami by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Japan

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Other flights to Osaka Itami

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Heathrow and Osaka Itami flights

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Cheapest flights from Heathrow to Osaka Itami
Explore the most affordable flight options available from Heathrow to Osaka Itami. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 August 2026.

Best flights from Heathrow to Osaka Itami
Discover carefully curated flight deals from Heathrow to Osaka Itami that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 August 2026.

Last-minute flights from Heathrow to Osaka Itami
Discover last-minute flight deals from Heathrow to Osaka Itami. Data last updated 24 August 2026 and is based on user searches.

One-way flights from Heathrow to Osaka Itami
Search for one-way flight options from Heathrow to Osaka Itami. Find affordable one-way fares based on user searches. Data last updated 24 August 2026.