$476 Cheap Flights from Biratnagar (BIR) to Siddharthanagar (BWA)

View $476 flight on Sat, Nov 15, 2025Opens in a new window

Popular airlines from Biratnagar (BIR) to Siddharthanagar (BWA-Gautam Buddha)

Cheap Flights from Biratnagar to Siddharthanagar (BIR-BWA)

Prices were available within the past 7 days and start at $476 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Biratnagar (BIR) to Gautam Buddha Airport (BWA) cost?
Lock in a cheap one-way flight from $476 or cheap return flight from Biratnagar (BIR) to Gautam Buddha Airport (BWA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Biratnagar (BIR) to Gautam Buddha Airport (BWA)?
The cheapest month to fly from BIR to BWA is , when demand is low. Off-peak months are usually when airlines offer better prices between these airports.
What is the cheapest airline that flies from Biratnagar (BIR) to Gautam Buddha Airport (BWA)?
To find the cheapest airline that'll fly you from BIR to BWA, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Biratnagar (BIR) to Gautam Buddha Airport (BWA)?
You'll have to book a flight with a layover when traveling from Biratnagar (BIR) to Gautam Buddha Airport (BWA). There are no daily direct flights on this route. However, just filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from BIR to BWA?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Biratnagar (BIR) to Gautam Buddha Airport (BWA)?
Select a flight from Biratnagar (BIR) to Gautam Buddha Airport (BWA) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Biratnagar (BIR) to Gautam Buddha Airport (BWA) last-minute?
Booking your flight from BIR to BWA shortly before your journey is usually more expensive. However, if you're flexible with your departure times and dates, you could bag a cheap last-minute fare.
Can I cancel or change the date of my flight from Biratnagar (BIR) to Gautam Buddha Airport (BWA)?
Typically, it's possible to reschedule or cancel your BIR to BWA flight. However, for bookings made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Biratnagar
Destination airport
Gautam Buddha
Distance
247 mi

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Biratnagar to Siddharthanagar Flights

The cheapest times to fly from Biratnagar to Siddharthanagar

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Biratnagar to Siddharthanagar are during the month of . You can find some of the cheapest flights from Biratnagar to Siddharthanagar with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Biratnagar to Siddharthanagar

Sunday is one of the best days to book for cheap flights from Biratnagar to Siddharthanagar: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Biratnagar to Siddharthanagar

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Biratnagar to Siddharthanagar in 2025. You can also book with separate airlines for your outbound and return journeys, from $476 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Biratnagar to Siddharthanagar flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Biratnagar to Siddharthanagar airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Biratnagar to Siddharthanagar Flights

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*Available to One Key members.