Cheap Flights from Ontario International to Mumbai

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Compare Ontario International to Mumbai flight deals

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

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Flight deals from Ontario International to Mumbai

Looking for a cheap last-minute deal or the best return flight from Ontario International Airport to Mumbai Airport? If you want to travel next month, return fares start from $1,698. Find the lowest prices on one-way and return tickets right here.

Mumbai.$1,698 per passenger.Departing Wed, 23 Sep, returning Wed, 30 Sep.Return flight with Delta.Outbound indirect flight with Delta, departs from Ontario International on Wed, 23 Sep, arriving in Mumbai.Inbound indirect flight with Delta, departs from Mumbai on Wed, 30 Sep, arriving in Ontario International.Price includes taxes and charges.From $1,698, select.

Mumbai.$1,701 per passenger.Departing Wed, 21 Oct, returning Sat, 31 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from Ontario International on Wed, 21 Oct, arriving in Mumbai.Inbound indirect flight with Delta, departs from Mumbai on Sat, 31 Oct, arriving in Ontario International.Price includes taxes and charges.From $1,701, select.

Mumbai.$1,817 per passenger.Departing Tue, 3 Nov, returning Wed, 2 Dec.Return flight with Delta.Outbound indirect flight with Delta, departs from Ontario International on Tue, 3 Nov, arriving in Mumbai.Inbound indirect flight with Delta, departs from Mumbai on Wed, 2 Dec, arriving in Ontario International.Price includes taxes and charges.From $1,817, select.

Mumbai.$1,831 per passenger.Departing Sat, 24 Oct, returning Thu, 26 Nov.Return flight with Delta.Outbound indirect flight with Delta, departs from Ontario International on Sat, 24 Oct, arriving in Mumbai.Inbound indirect flight with Delta, departs from Mumbai on Thu, 26 Nov, arriving in Ontario International.Price includes taxes and charges.From $1,831, select.

Mumbai.$1,833 per passenger.Departing Wed, 16 Sep, returning Tue, 6 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from Ontario International on Wed, 16 Sep, arriving in Mumbai.Inbound indirect flight with Delta, departs from Mumbai on Tue, 6 Oct, arriving in Ontario International.Price includes taxes and charges.From $1,833, select.

Mumbai.$1,988 per passenger.Departing Mon, 5 Apr, returning Thu, 20 May.Return flight with Qatar Airways.Outbound indirect flight with Qatar Airways, departs from Ontario International on Mon, 5 Apr, arriving in Mumbai.Inbound indirect flight with Qatar Airways, departs from Mumbai on Thu, 20 May, arriving in Ontario International.Price includes taxes and charges.From $1,988, select.

Mumbai.$2,002 per passenger.Departing Thu, 6 May, returning Thu, 13 May.Return flight with Qatar Airways.Outbound indirect flight with Qatar Airways, departs from Ontario International on Thu, 6 May, arriving in Mumbai.Inbound indirect flight with Qatar Airways, departs from Mumbai on Thu, 13 May, arriving in Ontario International.Price includes taxes and charges.From $2,002, select.

Mumbai.$2,004 per passenger.Departing Mon, 22 Mar, returning Mon, 24 May.Return flight with Qatar Airways.Outbound indirect flight with Qatar Airways, departs from Ontario International on Mon, 22 Mar, arriving in Mumbai.Inbound indirect flight with Qatar Airways, departs from Mumbai on Mon, 24 May, arriving in Ontario International.Price includes taxes and charges.From $2,004, select.

Mumbai.$2,022 per passenger.Departing Wed, 27 Jan, returning Sun, 28 Feb.Return flight with Delta.Outbound indirect flight with Delta, departs from Ontario International on Wed, 27 Jan, arriving in Mumbai.Inbound indirect flight with Delta, departs from Mumbai on Sun, 28 Feb, arriving in Ontario International.Price includes taxes and charges.From $2,022, select.

Mumbai.$2,086 per passenger.Departing Mon, 5 Apr, returning Mon, 12 Apr.Return flight with Qatar Airways.Outbound indirect flight with Qatar Airways, departs from Ontario International on Mon, 5 Apr, arriving in Mumbai.Inbound indirect flight with Qatar Airways, departs from Mumbai on Mon, 12 Apr, arriving in Ontario International.Price includes taxes and charges.From $2,086, select.

Mumbai.$2,086 per passenger.Departing Tue, 9 Feb, returning Tue, 23 Feb.Return flight with Qatar Airways.Outbound indirect flight with Qatar Airways, departs from Ontario International on Tue, 9 Feb, arriving in Mumbai.Inbound indirect flight with Qatar Airways, departs from Mumbai on Tue, 23 Feb, arriving in Ontario International.Price includes taxes and charges.From $2,086, select.

Mumbai.$2,098 per passenger.Departing Tue, 23 Mar, returning Tue, 1 Jun.Return flight with Qatar Airways.Outbound indirect flight with Qatar Airways, departs from Ontario International on Tue, 23 Mar, arriving in Mumbai.Inbound indirect flight with Qatar Airways, departs from Mumbai on Tue, 1 Jun, arriving in Ontario International.Price includes taxes and charges.From $2,098, select.

Mumbai.$2,102 per passenger.Departing Wed, 6 Jan, returning Wed, 7 Apr.Return flight with Qatar Airways.Outbound indirect flight with Qatar Airways, departs from Ontario International on Wed, 6 Jan, arriving in Mumbai.Inbound indirect flight with Qatar Airways, departs from Mumbai on Wed, 7 Apr, arriving in Ontario International.Price includes taxes and charges.From $2,102, select.

Mumbai.$2,103 per passenger.Departing Tue, 30 Mar, returning Tue, 6 Apr.Return flight with Qatar Airways.Outbound indirect flight with Qatar Airways, departs from Ontario International on Tue, 30 Mar, arriving in Mumbai.Inbound indirect flight with Qatar Airways, departs from Mumbai on Tue, 6 Apr, arriving in Ontario International.Price includes taxes and charges.From $2,103, select.

Mumbai.$2,103 per passenger.Departing Tue, 29 Sep, returning Fri, 13 Nov.Return flight with Qatar Airways.Outbound indirect flight with Qatar Airways, departs from Ontario International on Tue, 29 Sep, arriving in Mumbai.Inbound indirect flight with Qatar Airways, departs from Mumbai on Fri, 13 Nov, arriving in Ontario International.Price includes taxes and charges.From $2,103, select.

Mumbai.$2,103 per passenger.Departing Wed, 17 Mar, returning Wed, 24 Mar.Return flight with Qatar Airways.Outbound indirect flight with Qatar Airways, departs from Ontario International on Wed, 17 Mar, arriving in Mumbai.Inbound indirect flight with Qatar Airways, departs from Mumbai on Wed, 24 Mar, arriving in Ontario International.Price includes taxes and charges.From $2,103, select.

Find the cheapest month to fly from Ontario International to Mumbai

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

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Ontario International to Mumbai: Alternative routes

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

Mumbai

5km from central Mumbai

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from $1,698

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Ontario to Mumbai: Flight information

The things to know before you go.

Cheapest flight found	$1,698
Cheapest month to fly	September

Finding cheap flights from Ontario International to Mumbai: Frequently asked questions

How much are return flights from Ontario International to Mumbai?

The best price we found for a return flight from Ontario International to Mumbai is $1,698. 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.

Which airlines fly direct from Ontario International to Mumbai?

Currently, there are no airlines that fly direct from Ontario International to Mumbai. But we found flights with one or more stops from $1,698.

How many flights are there a week from Ontario International to Mumbai?

As of August 2026, there are no flights flying from Ontario International to Mumbai.

When is the cheapest time to fly from Ontario International to Mumbai?

The cheapest month to fly from Ontario International to Mumbai is usually September.

Which upcoming date is cheapest to fly from Ontario International Airport to Mumbai Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Ontario International Airport to Mumbai Airport on Wednesday, 23 September 2026.

Can I get a direct flight from Ontario International Airport to Mumbai Airport?

No airlines currently offer direct flights between Ontario International Airport and Mumbai Airport. Most routes have one or more stops.

How can I find the best flight deal to Mumbai?

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 Mumbai 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.

When is the best time to book flights to Mumbai?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Mumbai is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Ontario International Airport to Mumbai with?

Currently, Delta offers the cheapest flight tickets to Mumbai.

Flying from Ontario International Airport (ONT) to Mumbai Airport (BOM): what you need to know

The timezone in Mumbai is UTC+5:30, which is 13 hours 30 minutes ahead of Ontario.
To ensure you get on your ONT to BOM flight, leave plenty of time for things like baggage drop and finding your gate. Turning up two hours before international departures and one hour before domestic flights is the general travel rule.
During popular months like July, you'll want to get to the airport even earlier. Arrive two hours before domestic departures and four hours ahead for international flights whenever you're flying during a high season in general.
Opt for a stopover if you'd like to break up your flight. Just deselect 'Direct flights only' to see the options for tickets from Ontario International Airport to Mumbai Airport. San Francisco International Airport is a popular stopover on the ONT to BOM route.

Handy information about Ontario International Airport (ONT)

ONT is located at 2900 E. Airport Drive.
Ontario International Airport gets top marks for on-time performance. 83% of flights that depart ONT reach their destination on time.
Central Ontario to Ontario International Airport is approximately 10 kilometres. Depending on traffic, it'll take about 15 minutes to get there if you're catching a taxi, ride-sharing or driving.
Taking public transport? Expect a journey time of around 45 minutes.
Looking for a handy hotel near ONT? If you're catching an early flight from Ontario International Airport to Mumbai Airport, these stays will have you sleeping moments from check-in:

Arriving at Mumbai Airport (BOM)

The last thing you want is a long journey to your hotel if you're getting in late on a Ontario International Airport to Mumbai Airport flight. Stay at one of these accommodation options near BOM instead:
Fast-track your adventure by picking up a Mumbai Airport rental car. Grab your wheels from Europcar, Avis or North Car Rental to explore Mumbai and beyond.
Reserving your ride from Mumbai Airport about four weeks in advance boosts your odds of scoring a great price.

Getting from Mumbai Airport (BOM) to central Mumbai

Mumbai Airport is roughly 24 kilometres from the centre of Mumbai. The drive time takes around 45 minutes.
It takes around 1 hour when travelling by public transport.

When to fly to Mumbai Airport (BOM)

The quietest month for a flight from Ontario International Airport to Mumbai Airport is March, while November is the most popular. Pick the best time to go to Mumbai based on whether you prefer a more relaxed vibe or a faster pace.
When booking your flight from Ontario International Airport to Mumbai Airport, consider the kind of weather you enjoy. April is the warmest month in Mumbai, with the temperature ranging from 25ºC to 34ºC.
For cooler conditions, search for a cheap ticket from ONT to BOM in January. Average temperatures are between 20ºC and 31ºC then.

Explore more of India

Mumbai has plenty going for it, but there are so many other parts of India waiting to be discovered. About 451 kilometres north of Mumbai, a trip to Ahmedabad will fill your itinerary to the brim. Start with leading sights like Akshardham Temple, Centre of akshardham and BAPS Shri Swaminarayan Mandir.
If you're ready to explore another major destination in India, head for Pune, about 121 kilometres south-east of Mumbai. BAPS Shri Swaminarayan Mandir, Shaniwar Wada and Dagadusheth Halwai Ganapati Temple are key reasons to visit.