How long is the flight from London Heathrow Airport to Mongolia?

A quick flight from London Heathrow Airport to Mongolia can take about 34h 40m. Air China provides one of the quickest options available for as low as £667. Airlines will cover a distance of 4352 mi.

What are the cheapest airlines to fly from London Heathrow Airport to Mongolia one-way?

£340 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on Icelandair and KLM, with prices starting from £344 and £351, respectively.

What are the most popular airlines that fly from London Heathrow Airport to Mongolia?

When booking a flight from London Heathrow Airport to Mongolia, you may want to consider flying on Virgin Atlantic, British Airways or Alaska Airlines as they are the most popular for this route.

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

When flying from London Heathrow Airport to Mongolia, 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 Mongolia that include hotel bookings?

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

How can I find direct flights from Heathrow to Mongolia?

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

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

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

£343+ Cheap Flights from London Heathrow Airport to Mongolia

Cheap flight deals from Heathrow to Mongolia

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Heathrow to Mongolia
Explore the most affordable flight options available from Heathrow to Mongolia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 September 2026.

Tue 3/1107:05 -

3 stops24h 00m

Tue 10/1111:40 -

1 stop36h 15m

Deal found 30/9£600

Fri 20/1117:45 -

1 stop32h 55m

Fri 4/1216:10 -

1 stop33h 40m

Deal found 25/9£657

Sat 31/1017:45 -

1 stop13h 20m

Sat 14/1111:40 -

1 stop36h 15m

Deal found 29/9£658

Wed 28/1020:25 -

1 stop34h 40m

Wed 11/1116:10 -

1 stop33h 40m

Deal found 28/9£660

Wed 28/1020:25 -

1 stop34h 40m

Wed 4/1111:40 -

1 stop36h 15m

Deal found 30/9£660

Tue 3/1120:25 -

1 stop30h 15m

Tue 10/1111:40 -

1 stop36h 15m

Deal found 28/9£661

Find flight deals from Heathrow to Mongolia

Round-trip from	£657
One-way from	£343

Air China
20/11-4/12
2 total stops
66h 35m total
London to Mongolia

Search Deals

21/10-31/12
3 total stops
36h 00m total
London to Mongolia

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonUlaanbaatar

LHR London Heathrow - UBN Ulaanbaatar Chinggis Khaan

LHRUBN

London Heathrow

Mon 26/10

06:25-07:25

1 stop17h 00m

Ulaanbaatar Chinggis Khaan

Wed 31/12

00:00-18:00

Nonstop0h 00m

£403

LondonUlaanbaatar

LHR London Heathrow - UBN Ulaanbaatar Chinggis Khaan

LHRUBN

London Heathrow

Sat 14/11

20:25-15:05

1 stop34h 40m

Ulaanbaatar Chinggis Khaan

Wed 31/12

00:00-18:00

Nonstop0h 00m

£419

LondonUlaanbaatar

LHR London Heathrow - UBN Ulaanbaatar Chinggis Khaan

LHRUBN

London Heathrow

Fri 20/11

06:25-07:25

1 stop17h 00m

Ulaanbaatar Chinggis Khaan

Wed 31/12

00:00-18:00

Nonstop0h 00m

£424

Fastest return journey

LondonUlaanbaatar

LHR London Heathrow - UBN Ulaanbaatar Chinggis Khaan

LHRUBN

London Heathrow

Mon 26/10

06:35-07:25

2 stops16h 50m

Ulaanbaatar Chinggis Khaan

Wed 31/12

00:00-18:00

Nonstop0h 00m

£468

LondonUlaanbaatar

LHR London Heathrow - UBN Ulaanbaatar Chinggis Khaan

LHRUBN

London Heathrow

Tue 17/11

21:30-03:15

3 stops21h 45m

Ulaanbaatar Chinggis Khaan

Wed 31/12

00:00-18:00

Nonstop0h 00m

£541

LondonUlaanbaatar

LHR London Heathrow - UBN Ulaanbaatar Chinggis Khaan

LHRUBN

London Heathrow

Wed 18/11

07:30-13:10

2 stops21h 40m

Ulaanbaatar Chinggis Khaan

Wed 31/12

00:00-18:00

Nonstop0h 00m

£605

LondonUlaanbaatar

LHR London Heathrow - UBN Ulaanbaatar Chinggis Khaan

LHRUBN

London Heathrow

Mon 16/11

07:30-23:05

2 stops31h 35m

Ulaanbaatar Chinggis Khaan

Wed 31/12

00:00-18:00

Nonstop0h 00m

£605

LondonUlaanbaatar

LHR London Heathrow - UBN Ulaanbaatar Chinggis Khaan

LHRUBN

London Heathrow

Sat 14/11

11:30-13:50

2 stops42h 20m

Ulaanbaatar Chinggis Khaan

Wed 31/12

00:00-18:00

Nonstop0h 00m

£621

LondonUlaanbaatar

LHR London Heathrow - UBN Ulaanbaatar Chinggis Khaan

LHRUBN

London Heathrow

Thu 19/11

08:50-23:05

2 stops54h 15m

Ulaanbaatar Chinggis Khaan

Wed 31/12

00:00-18:00

Nonstop0h 00m

£641

LondonUlaanbaatar

LHR London Heathrow - UBN Ulaanbaatar Chinggis Khaan

LHRUBN

London Heathrow

Fri 20/11

20:25-15:05

1 stop34h 40m

Ulaanbaatar Chinggis Khaan

Fri 4/12

16:10-15:55

1 stop31h 45m

£667

Flights are sorted by cheapest return flights first.

Deals found on 26/9

Showing 1-10 of 19 resultsSorted by cheapest first

Best time to book a flight from Heathrow to Mongolia

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

LHR-UBN

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.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Mongolia

LHR-MN0

LHR-UBN

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Mongolia

Get a feel of what it's like to fly with Air China and Turkish Airlines from London Heathrow Airport to Mongolia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Air China

7.5

Good

166 reviews

Check prices

Reviews

1 / 7

2.0

Mediocre

guoliang,May 2026

PEK - LAX

Kayak does not have service in china thus no reminder email or even access to the kayak account to see the itinerary.. missed the flight.. also air china app requires a local phone number to register.. yep.. they consider themself international airliner but does not allow anyone outside china to use the app.

Air China

7.5

Good

166 reviews

Air China

7.5

Good

166 reviews

Check prices

Reviews

1 / 7

2.0

Mediocre

guoliang,May 2026

PEK - LAX

Turkish Airlines

7.4

Good

4,452 reviews

Air China

7.5

Good

166 reviews

Check prices

Reviews

1 / 7

2.0

Mediocre

guoliang,May 2026

PEK - LAX

Related info for your journey

How long is the flight from London Heathrow Airport to Mongolia?
A quick flight from London Heathrow Airport to Mongolia can take about 34h 40m. Air China provides one of the quickest options available for as low as £667. Airlines will cover a distance of 4352 mi.
What are the cheapest airlines to fly from London Heathrow Airport to Mongolia one-way?
£340 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on Icelandair and KLM, with prices starting from £344 and £351, respectively.
Can I find deals for flights from Heathrow to Mongolia that include hotel bookings?
Yes. In addition to deals on Heathrow to Mongolia flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Heathrow to Mongolia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Mongolia.
Can I find deals for business class flights from Heathrow to Mongolia?
Yes. Cheapflights offers flight deals from Heathrow to Mongolia 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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Top 2 airlines flying from Heathrow to Mongolia

Airline	Cheapest	Average	Flexibility	On-time
Air China	Cheapest£427	Average£1,009	FlexibilityNo cancel fee	On-time67%	Search Air China flights
Turkish Airlines	Cheapest£673	Average£1,193	FlexibilityNo cancel fee	On-time77%	Search Turkish Airlines flights

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Cheapflights helps you search for flights from Heathrow to Mongolia via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow to Mongolia for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Heathrow to Mongolia with no change fees?

Certainly. Search results for flights to Mongolia from Heathrow shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Heathrow to Mongolia become cheaper?

Yes, Cheapflights offers price alerts on Heathrow to Mongolia flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from London Heathrow Airport to Mongolia from £343

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Heathrow to Mongolia

Cheapest flights from Heathrow to MongoliaExplore the most affordable flight options available from Heathrow to Mongolia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 September 2026.

Explore the most affordable flight options available from Heathrow to Mongolia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 September 2026.

Best flights from Heathrow to MongoliaDiscover carefully curated flight deals from Heathrow to Mongolia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 30 September 2026.

Discover carefully curated flight deals from Heathrow to Mongolia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 30 September 2026.

Last-minute flights from Heathrow to MongoliaDiscover last-minute flight deals from Heathrow to Mongolia. Data last updated 30 September 2026 and is based on user searches.

Discover last-minute flight deals from Heathrow to Mongolia. Data last updated 30 September 2026 and is based on user searches.

One-way flights from Heathrow to MongoliaSearch for one-way flight options from Heathrow to Mongolia. Find affordable one-way fares based on user searches. Data last updated 30 September 2026.

Search for one-way flight options from Heathrow to Mongolia. Find affordable one-way fares based on user searches. Data last updated 30 September 2026.

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

Best time to book a flight from Heathrow to Mongolia

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

Cheapflights Insights

Reviews of airlines servicing Mongolia

Get a feel of what it's like to fly with Air China and Turkish Airlines from London Heathrow Airport to Mongolia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from London Heathrow Airport to Mongolia?

What are the cheapest airlines to fly from London Heathrow Airport to Mongolia one-way?

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

How can I find direct flights from Heathrow to Mongolia?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Heathrow to Mongolia

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Complete your trip

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

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Find flights from Heathrow to Mongolia, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Heathrow and Mongolia flights

Browse other Heathrow and Mongolia flight options. Last updated on 30 September 2026.

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Top 2 airlines flying from Heathrow to Mongolia

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Can Cheapflights notify me if prices for flights from Heathrow to Mongolia become cheaper?

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Cheapest flights from Heathrow to Mongolia
Explore the most affordable flight options available from Heathrow to Mongolia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 September 2026.

Best flights from Heathrow to Mongolia
Discover carefully curated flight deals from Heathrow to Mongolia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 30 September 2026.

Last-minute flights from Heathrow to Mongolia
Discover last-minute flight deals from Heathrow to Mongolia. Data last updated 30 September 2026 and is based on user searches.

One-way flights from Heathrow to Mongolia
Search for one-way flight options from Heathrow to Mongolia. Find affordable one-way fares based on user searches. Data last updated 30 September 2026.