Flights from Ontario International Airport to Missouri

Flight deals from Ontario International Airport to Missouri

Looking for cheap tickets from Ontario International Airport to Missouri, or a last-minute trip? Find the lowest prices on one-way and return tickets right here.

St Louis.Rs52,373 per passenger.Departing Mon, 4 Aug, returning Mon, 11 Aug.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Ontario International on Mon, 4 Aug, arriving in St Louis.Inbound indirect flight with Frontier Airlines, departs from St Louis on Mon, 11 Aug, arriving in Ontario International.Price includes taxes and charges.From Rs52,373, select.

Kansas City.Rs57,815 per passenger.Departing Sat, 9 Aug, returning Mon, 11 Aug.Return flight with Frontier Airlines and Spirit Airlines.Outbound indirect flight with Frontier Airlines, departs from Ontario International on Sat, 9 Aug, arriving in Kansas City International.Inbound indirect flight with Spirit Airlines, departs from Kansas City International on Mon, 11 Aug, arriving in Ontario International.Price includes taxes and charges.From Rs57,815, select.

Springfield.Rs123,899 per passenger.Departing Sat, 9 Aug, returning Sat, 23 Aug.Return flight with United.Outbound indirect flight with United, departs from Ontario International on Sat, 9 Aug, arriving in Springfield-Branson Rg.Inbound indirect flight with United, departs from Springfield-Branson Rg on Sat, 23 Aug, arriving in Ontario International.Price includes taxes and charges.From Rs123,899, select.

Flying from Ontario International Airport to Missouri

Arm yourself with these facts on the fly.

Cheapest flight found	Rs27,775, St Louis
Cheapest month to fly	September

How to find cheap flights from Ontario International Airport to Missouri

We've compared the best online travel agents and flight providers on the internet to find the cheapest plane tickets from Ontario International Airport to Missouri. Other savvy travellers recently found return flights from Rs52,373 and one-way tickets from Rs27,775. Ready to join them? Here are a few tips to help you do it the smart way.

Fly in September

The cheapest time to fly from Ontario International Airport to Missouri is currently September.

Fly on a Wednesday

From our data, we can see that Wednesday seems to be the cheapest time to fly from Ontario International Airport to Missouri.

Flex your dates for the best rates

If you’re flexible on your departure dates, you can use Skyscanner's whole month tool to find the cheapest day of the year to fly from Ontario International Airport to anywhere you choose in Missouri.

Watch as fares rise and fall

With Price Alerts, we'll let you know when flight prices from Ontario International Airport to your chosen airport in Missouri go up or down so you can book when the time is just right.

Relax – these are fee-free flight tickets

With us, there are no added fees – the Ontario International Airport to Missouri flight price you see when you search with us is what you pay to the provider.

Frequently asked questions

Are there any direct flights from Ontario International Airport to Missouri?

There are currently no direct flights from Ontario International Airport to Missouri, but we've found some other routes to United States – check them out now.

What is the average price of a flight from Ontario International Airport to Missouri?

We looked at all of the upcoming return flights from Ontario International Airport to Missouri we could find over the next 12 months. It looks like Rs52,373 is the best price. This is good, compared to the average Missouri ticket price of Rs112,222.

What is the cheapest month to fly from Ontario International Airport to Missouri?

The cheapest month to fly from Ontario International Airport to Springfield-Branson Rg Airport is currently August.
The cheapest month to fly from Ontario International Airport to Kansas City International Airport is currently August.
And the cheapest month to fly from Ontario International Airport to St Louis Airport is usually August.

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

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Ontario International Airport to Missouri on Monday, 4 August 2025.

If I'm flying from Ontario International Airport, where in Missouri is cheapest to fly into?

If you're flying from Ontario International, the cheapest city in Missouri to fly into is St Louis. The cheapest airport serving St Louis at the moment is St Louis.