From

To

Departure

Tue, 28 Apr

Return

Travellers & Class

1 Traveller, Economy

Flights Under ₹20,000 from Patna to Kathmandu

Get up to ₹10,000 Off on International Flights with IDFC FIRST Bank Credit Card+Interest Free EMI
Flat 10% Off on International Flights with RBL Bank Credit Cards and Credit Card EMI
Flat 12% Off on International Flights with Kotak Retail Credit Card+Interest Free EMI

Mon, 27 Apr

₹12,986

Tue, 28 Apr

₹14,341

Wed, 29 Apr

₹14,341

Thu, 30 Apr

₹15,721

Fri, 01 May

₹14,965

Sat, 02 May

₹14,341

Sun, 03 May

₹14,750

Mon, 04 May

₹13,359

Tue, 05 May

₹12,986

Wed, 06 May

₹12,986

Thu, 07 May

₹13,359

Fri, 08 May

₹12,986

Sat, 09 May

₹13,359

Sun, 10 May

₹13,359

Mon, 11 May

₹12,986

Tue, 12 May

₹12,986

Wed, 13 May

₹13,359

Thu, 14 May

₹12,986

Fri, 15 May

₹13,483

Sat, 16 May

₹14,416

Sun, 17 May

₹13,884

Mon, 18 May

₹15,576

Tue, 19 May

₹14,416

Wed, 20 May

₹14,416

Thu, 21 May

₹14,416

Fri, 22 May

₹14,416

Sat, 23 May

₹14,416

Sun, 24 May

₹14,416

Mon, 25 May

₹14,416

Tue, 26 May

₹14,416

Wed, 27 May

₹14,416

Thu, 28 May

₹14,416

Fri, 29 May

₹15,592

Sat, 30 May

₹14,416

Sun, 31 May

₹13,002

Mon, 01 Jun

₹13,002

Tue, 02 Jun

₹19,128

Wed, 03 Jun

₹13,002

Thu, 04 Jun

₹13,002

Fri, 05 Jun

₹13,002

Sat, 06 Jun

₹13,002

Sun, 07 Jun

₹13,483

Mon, 08 Jun

₹13,002

Tue, 09 Jun

₹13,002

Wed, 10 Jun

₹13,002

Thu, 11 Jun

₹16,638

Best Flight

(Cheaper and shorter duration)

6E logo

IndiGo

6E6498, 6E1151

21:00

PAT

11h 54m

1 Stop

09:10

KTM

₹14,341

₹12,441

6E logo

IndiGo

6E6046, 6E1151

22:10

PAT

10h 44m

1 Stop

09:10

KTM

₹14,341

₹12,441

AI logo

Air India

AI9585, AI219

21:45

PAT

17h 9m

1 Stop

15:10

KTM

₹14,519

₹12,619

AI logo

Air India

AI9429, AI219

13:25

PAT

25h 29m

1 Stop

15:10

KTM

₹14,519

₹12,619

AI logo

Air India

AI9585, AI217

21:45

PAT

14h 19m

1 Stop

12:20

KTM

₹14,624

₹12,724

Flat 10% Off on International Flight with HSBC Credit Card+ 3 Month Interest Free EMI
AI logo

Air India

AI9429, AI217

13:25

PAT

22h 39m

1 Stop

12:20

KTM

₹14,624

₹12,724

6E logo

IndiGo

6E6230, 6E1161

13:30

PAT

4h 45m

1 Stop

18:30

KTM

₹14,750

₹12,850

6E logo

IndiGo

6E6346, 6E1151

18:35

PAT

13h 39m

1 Stop

08:30

KTM

₹14,866

₹12,966

Up to ₹7,500 Off on International Flights with HDFC Bank Credit Card + Interest Free EMI
6E logo

IndiGo

6E6046, 6E1155

22:10

PAT

16h 34m

1 Stop

15:00

KTM

₹14,965

₹13,065

6E logo

IndiGo

6E6498, 6E1153

21:00

PAT

15h 9m

1 Stop

12:25

KTM

₹14,965

₹13,065

Cheapest flights under ₹20,000 by Airline

6E logo

Upto 12% off

₹12,441

28 Apr 2026

IndiGo lowest fare

AI logo

Upto 12% off

₹12,619

28 Apr 2026

Air India lowest fare

Why Book With ixigo?

Instant & full refunds <span style='font-weight: 700;'>with Assured</span>

Instant & full refunds with Assured

<span style='font-weight: 700;'>Save up to 40%</span> with intelligent fare alerts

Save up to 40% with intelligent fare alerts

Track flight delays, boarding gate & baggage belt

Track flight delays, boarding gate & baggage belt

<span style='font-weight: 700;'>24x7</span> customer support

24x7 customer support

Frequently Asked Questions

Which is the cheapest flights under ₹20,000 from Patna to Kathmandu?

The cheapest flights under ₹20,000 from Patna to Kathmandu is ₹12,441.

Which airlines operate flights under ₹20,000 between Patna and Kathmandu?

The airlines that operate flights under ₹20,000 between Patna and Kathmandu are IndiGo, Air India.

How many flights under ₹20,000 run between Patna and Kathmandu?

There are 47 flights under ₹20,000 running between Patna and Kathmandu.

Which is the shortest flights under ₹20,000 between Patna and Kathmandu?

The shortest flights under ₹20,000 between Patna and Kathmandu is 4h 45m.

What is the average price of flights under ₹20,000 between Patna and Kathmandu?

The average price of flights under ₹20,000 between Patna and Kathmandu is ₹15,716.

Related Searches

Evening Flights
Late Night Flights

Airport Details

Patna

Jay Prakash Narayan International Airport

Airport Director,Airports Authority of India,J.P.N.I. Airport,Patna-800014 (Bihar)

91-612-2220683

[email protected]

Kathmandu

Tribhuvan

Ring Rd, Kathmandu 44600, Nepal

NA

NA

See which month will cost you the less to visit Kathmandu

Best flight prices to Nepal from India are in monsoon months (June-August), starting at ₹8,000-₹10,000 round trip.
Accommodation in Nepal averages ₹1,500-₹2,500 daily for mid-range hotels, budget options available from ₹500-₹800 nightly.
October-November and March-April are peak tourist months in Nepal—avoid these periods to escape large crowds and higher prices.

Useful Resources

Flights from Patna to KathmanduFlight StatusWeb Check-in OnlineFlight Ticket Booking

Popular flights from Patna

Patna To Moscow Flights

Popular flights to Kathmandu

Melbourne To Kathmandu FlightsSydney To Kathmandu FlightsLondon To Kathmandu FlightsToronto To Kathmandu FlightsLusaka To Kathmandu FlightsMale To Kathmandu FlightsLos Angeles To Kathmandu FlightsSeoul To Kathmandu FlightsMadurai To Kathmandu FlightsManchester To Kathmandu Flights

Popular flights from Kathmandu

Kathmandu To Sydney FlightsKathmandu To Colombo FlightsKathmandu To Hong Kong FlightsKathmandu To Prayagraj FlightsKathmandu To Bangkok FlightsKathmandu To San Francisco FlightsKathmandu To Medina FlightsKathmandu To Bucuresti Flights

Popular flights to Patna

Tokyo To Patna Flights

Offer Strip IconTravel Tips

Plan ahead of your travel. Check these things early.

VISA

VISA

Visa Available on Arrival

Valid passport required

Best Season

Best Season

October to November

March to April ideal

Currency

Currency

Nepalese Rupee (NPR)

Symbol: ₨ or Rs

Language

Language

Nepali

Hindi widely understood

playstore
appStore

© 2026 Le Travenues Technology Ltd. India. All brands are trademarks of their respective owners

• Privacy• Terms Of Use• Careers• Customer Service• About Us• Investor Relations• CSR