Flight tickets from Mumbai (BOM) to Sion (SIR) from ₹ 64,203

Compare Mumbai to Sion flight deals

Find the cheapest month or even day of the year to fly to Sion

Book the best Sion fare with no extra fees

Flight deals from Mumbai to Sion

Looking for a cheap last-minute deal or the best return flight from Mumbai to Sion? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Mumbai to Sion

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Mumbai to Sion flights are currently cheapest in July.

Mumbai to Sion: Alternative routes

Compare routes from Mumbai to Sion below. You may find an airport to fly into that's cheaper, faster, or easier than Sion.

Mumbai to Sion: Flight information

The things to know before you go.
Cheapest flight found₹ 64,203
Cheapest month to flyJuly

Finding cheap flights from Mumbai to Sion: Frequently asked questions

The best price we found for a return flight from Mumbai to Sion is ₹ 109,635. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Mumbai to Sion. But we found flights with one or more stops from ₹ 109,635.
As of June 2026, there are no flights flying from Mumbai to Sion.
The cheapest month to fly from Mumbai to Sion is usually February.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Mumbai Airport to Sion Airport on Sunday, 7 February 2027.
No airlines currently offer direct flights between Mumbai Airport and Sion Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Sion but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Sion is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Etihad Airways offers the cheapest flight tickets to Sion.

Flying from Chhatrapati Shivaji International Airport (BOM) to Sion Airport (SIR): what you need to know

  • Sion's timezone is UTC+1, which makes Sion four hours 30 minutes behind Mumbai.

  • Get to the airport on time so you don't miss your BOM to SIR flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid sprinting to your gate.

  • Flying during a peak month such as August? School holidays and other popular periods can lead to longer queues and delays at check-in and security. Play things extra safe and get there up to four hours before international flights and two hours before domestic departures.

  • If you'd love to check out a new city along the way, search for a flight with a stopover. To see your options for tickets from Chhatrapati Shivaji International Airport to Sion Airport, uncheck 'Direct flights only.' Zurich Airport is a popular stop between BOM and SIR.

How to find the cheapest flights from Chhatrapati Shivaji International Airport (BOM) to Sion Airport (SIR)

  • Currently, ₹ 64,203 is the lowest price we've found for a one-way Chhatrapati Shivaji International Airport to Sion Airport flight. The best price for a return ticket is ₹ 109,635. Remember that fares may change due to availability when booking.

  • Don't leave everything to the last moment. You're more likely to find cheap tickets from BOM to SIR if you book ahead. Airlines often have some great early bird rates.

  • The 'Whole month' search tool shows you the cheapest flights from Chhatrapati Shivaji International Airport to Sion Airport throughout the month. It's a good way to find a bargain if your travel plans aren't set in stone.

  • You won't have to check every day to see if fares have dropped when you create a Price Alert. We'll update you as soon as there's a better deal on cheap flights from BOM to SIR.

  • Select your ideal arrival and departure times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to find the best deals on flights from Chhatrapati Shivaji International Airport to Sion Airport.

Handy information about Chhatrapati Shivaji International Airport (BOM)

  • Of the flights that depart from Chhatrapati Shivaji International Airport, 61.63% land on time at their destination.

  • Central Mumbai to Chhatrapati Shivaji International Airport is approximately 18 kilometres. Depending on traffic, it'll take about 40 minutes to get there if you're driving, catching a cab or ride-sharing.

  • The journey on public transport takes about 1 hour 10 minutes.

  • Looking for a handy hotel near BOM? If you're boarding an early flight from Chhatrapati Shivaji International Airport to Sion Airport, these stays will put you moments from check-in:

Arriving at Sion Airport (SIR)

  • If you're getting in on a late Chhatrapati Shivaji International Airport to Sion Airport flight, few things beat the convenience of staying close to the terminal. Collect your bags from the carousel and then be showered and sleeping soon after at one of these hotels near SIR:

  • Grab a Sion Airport rental car and explore Sion and beyond with your own wheels. Europcar, Hertz and Thrifty are leading providers you can book with here.

  • Get the best deal by booking your ride from Sion Airport around four weeks before your departure date.

Getting from Sion Airport (SIR) to central Sion

  • Sion Airport to central Sion has a drive time of around 5 minutes. It's approximately 3 kilometres away.

  • If you're travelling on public transport, expect a journey of about 15 minutes.

When to fly to Sion Airport (SIR)

  • The quietest month for a flight from Chhatrapati Shivaji International Airport to Sion Airport is October, while August is the busiest. Choose the ideal time to go to Sion based on whether you prefer a more fast-paced or easygoing experience.

  • The warmest month in Sion is July, with the temperature ranging between 8ºC and 25ºC. Lock in your flights from Chhatrapati Shivaji International Airport to Sion Airport in this month if this is the type of weather you like.

  • January sees average temperatures of between -12ºC and 3ºC. Search for cheap tickets from BOM to SIR sometime around then if you want to travel when it's cooler.

Explore more of Switzerland

  • Sion has plenty going for it, but there are so many other parts of Switzerland you'll want to see. Around 153 kilometres north-east of Sion, a trip to Zurich will keep you on the go. Check out popular attractions like Bahnhofstrasse, Swiss National Museum and Grossmunster.

  • Around 145 kilometres north of Sion, Basel is another essential stop in Switzerland. Start your sightseeing at Basel Minster, Bistro Kunstmuseum Basel and Rhine River Cruises.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.