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Cheap flights from London Heathrow Airport to Patna from ₹ 64,953

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — PAT
10 Sep — 17 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Patna

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Patna
Explore the most affordable flight options available from Heathrow to Patna. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 August 2026.

Thu 17/920:15 -
1 stop17h 15m
Fri 25/918:35 -
1 stop28h 05m
Deal found 9/8₹ 64,953
Thu 17/913:50 -
2 stops18h 35m
Fri 25/919:10 -
1 stop28h 20m
Deal found 9/8₹ 65,812
Thu 24/913:50 -
2 stops18h 35m
Thu 1/1014:00 -
2 stops26h 00m
Deal found 10/8₹ 72,011
Mon 26/1021:05 -
1 stop33h 55m
Wed 4/1110:25 -
1 stop15h 35m
Deal found 7/8₹ 74,014
Mon 24/820:55 -
1 stop20h 10m
Mon 31/818:35 -
1 stop28h 05m
Deal found 7/8₹ 83,743
Thu 12/1121:05 -
1 stop31h 05m
Sun 29/1113:05 -
1 stop36h 55m
Deal found 10/8₹ 86,890
Thu 12/1111:20 -
2 stops16h 05m
Sat 28/1110:25 -
1 stop15h 35m
Deal found 10/8₹ 90,038

Find flight deals from Heathrow to Patna

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Patna (PAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 11 August 2026.

Round-trip from

₹ 64,953

Popular in

August

Cheapest in

April

Average price

₹ 117,316
IndiGo
  • IndiGo
  • 24/9-1/10
  • 2 total stops
  • 64h 05m total
  • London to Patna
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (₹ 1,187,873 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (₹ 238,807 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Patna that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 11 August 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Patna that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonPatna

LHR London Heathrow - PAT Patna

LHRPAT

London Heathrow

Thu 24/9

20:15-12:45

1 stop36h 00m

Patna

Thu 1/10

18:35-18:10

1 stop28h 05m

₹ 64,953

LondonPatna

LHR London Heathrow - PAT Patna

LHRPAT

London Heathrow

Thu 24/9

13:50-12:55

2 stops18h 35m

Patna

Thu 1/10

15:20-11:30

1 stop24h 40m

₹ 65,812

LondonPatna

LHR London Heathrow - PAT Patna

LHRPAT

London Heathrow

Thu 17/9

13:50-20:45

3 stops26h 25m

Patna

Fri 25/9

13:00-10:15

2 stops25h 45m

₹ 75,159

LondonPatna

LHR London Heathrow - PAT Patna

LHRPAT

London Heathrow

Mon 24/8

20:55-21:35

1 stop20h 10m

Patna

Mon 31/8

18:35-18:10

1 stop28h 05m

₹ 83,743

LondonPatna

LHR London Heathrow - PAT Patna

LHRPAT

London Heathrow

Thu 12/11

21:05-09:40

1 stop31h 05m

Patna

Sun 29/11

13:05-20:30

1 stop36h 55m

₹ 86,890
Fastest return journey

LondonPatna

LHR London Heathrow - PAT Patna

LHRPAT

London Heathrow

Thu 12/11

22:00-18:30

1 stop15h 00m

Patna

Sat 28/11

10:25-20:30

1 stop15h 35m

₹ 86,890

LondonPatna

LHR London Heathrow - PAT Patna

LHRPAT

London Heathrow

Thu 5/11

21:05-18:30

1 stop15h 55m

Patna

Mon 30/11

10:25-20:30

1 stop15h 35m

₹ 95,188

LondonPatna

LHR London Heathrow - PAT Patna

LHRPAT

London Heathrow

Mon 24/8

12:30-12:55

2 stops19h 55m

Patna

Mon 31/8

12:40-07:00

2 stops22h 50m

₹ 100,816

Flights are sorted by cheapest return flights first.

Deals found on 10/8

Sorted by cheapest first

Best time to book a flight from Heathrow to Patna

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

How far ahead should I book a flight from London Heathrow Airport to Patna?

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Patna, you should look to book at least 85 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from London Heathrow Airport to Patna?

Currently, April is the cheapest month in which you can book a flight from London Heathrow Airport to Patna (average of ₹ 74,300). Flying from London Heathrow Airport to Patna in August is currently the most expensive (average of ₹ 117,316). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Patna. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Patna from London Heathrow?

    For a flight from London Heathrow to Patna, you will be flying into Patna. Patna (PAT) is just 3.0 km from the centre vof the city. Patna is the only Patna airport and it handles 0 inbound flights from London Heathrow per day. 0 airlines have flights to Patna from London Heathrow on a regular basis.

  • How long is the flight from London Heathrow Airport to Patna?

    Departing from London Heathrow Airport to Patna will take you 18h 35m. The distance between London Heathrow Airport and Patna is about 7508 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

  • How can I find direct flights from Heathrow to Patna?

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

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

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

  • What is the cheapest month to book a flight from London Heathrow Airport to Patna?

    Currently, April is the cheapest month in which you can book a flight from London Heathrow Airport to Patna (average of ₹ 74,300). Flying from London Heathrow Airport to Patna in August is currently the most expensive (average of ₹ 117,316). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Fly with Cheapflights

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How does Cheapflights help users find flights from Heathrow to Patna?

Cheapflights helps you search for flights from Heathrow to Patna 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 Patna?

Cheapflights helps you find that perfect flight to Patna from Heathrow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Need flexible booking options for your flight to Patna from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights offers price alerts on Heathrow to Patna 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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