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167 € Cheap Flights from Ontario International to Montrose

Compare Ontario International to Montrose flight deals

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

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Flight deals from Ontario International to Montrose

Looking for a cheap last-minute deal or the best return flight from Ontario International to Montrose? Find the lowest prices on one-way and return tickets right here.
Montrose.167 € per passenger.Departing Wed, 3 Dec, returning Wed, 10 Dec.Return flight with United.Outbound indirect flight with United, departs from Ontario International on Wed, 3 Dec, arriving in Montrose.Inbound indirect flight with United, departs from Montrose on Wed, 10 Dec, arriving in Ontario International.Price includes taxes and charges.From 167 €, select.
Montrose.185 € per passenger.Departing Sat, 31 Jan, returning Fri, 6 Feb.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Ontario International on Sat, 31 Jan, arriving in Montrose.Inbound indirect flight with Southwest Airlines, departs from Montrose on Fri, 6 Feb, arriving in Ontario International.Price includes taxes and charges.From 185 €, select.
Montrose.308 € per passenger.Departing Fri, 17 Oct, returning Mon, 20 Oct.Return flight with United.Outbound indirect flight with United, departs from Ontario International on Fri, 17 Oct, arriving in Montrose.Inbound indirect flight with United, departs from Montrose on Mon, 20 Oct, arriving in Ontario International.Price includes taxes and charges.From 308 €, select.
Montrose.314 € per passenger.Departing Thu, 20 Nov, returning Sun, 23 Nov.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Ontario International on Thu, 20 Nov, arriving in Montrose.Inbound indirect flight with Southwest Airlines, departs from Montrose on Sun, 23 Nov, arriving in Ontario International.Price includes taxes and charges.From 314 €, select.
Montrose.326 € per passenger.Departing Wed, 4 Mar, returning Sun, 8 Mar.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Ontario International on Wed, 4 Mar, arriving in Montrose.Inbound indirect flight with Southwest Airlines, departs from Montrose on Sun, 8 Mar, arriving in Ontario International.Price includes taxes and charges.From 326 €, select.
Montrose.350 € per passenger.Departing Wed, 11 Feb, returning Mon, 16 Feb.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Ontario International on Wed, 11 Feb, arriving in Montrose.Inbound indirect flight with Southwest Airlines, departs from Montrose on Mon, 16 Feb, arriving in Ontario International.Price includes taxes and charges.From 350 €, select.
Montrose.482 € per passenger.Departing Sun, 7 Sep, returning Sun, 14 Sep.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Ontario International on Sun, 7 Sep, arriving in Montrose.Inbound indirect flight with Southwest Airlines, departs from Montrose on Sun, 14 Sep, arriving in Ontario International.Price includes taxes and charges.From 482 €, select.

Find the cheapest month to fly from Ontario International to Montrose

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Ontario International to Montrose flights are currently cheapest in December.
Sep
from 482 €
Oct
from 308 €
Nov
from 314 €
Dec
from 167 €
Jan
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Feb
from 350 €
Mar
from 326 €
Apr
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May
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Jun
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Jul
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Aug
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Ontario International to Montrose: Alternative routes

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

Ontario to Montrose: Flight information

The things to know before you go.
Cheapest flight found167 €
Cheapest month to flyDecember

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

The best price we found for a return flight from Ontario International to Montrose is 167 €. 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 Ontario International to Montrose. But we found flights with one or more stops from 167 €.
As of September 2025, there are no flights flying from Ontario International to Montrose.
The cheapest month to fly from Ontario International to Montrose is usually December.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Ontario International Airport to Montrose Airport on Wednesday, 3 December 2025.
No airlines currently offer direct flights between Ontario International Airport and Montrose 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 Montrose 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 Montrose is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, United offers the cheapest flight tickets to Montrose.

How to find cheap flights to Montrose from Ontario International

Looking for cheap tickets from Ontario International to Montrose? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

  • Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Ontario International to Montrose. And with us there are no hidden fees - what you see is what you pay.
  • Compare flight deals to Montrose from Ontario International from over 1,000 providers. Then choose the cheapest or fastest plane tickets.
  • Flex your dates to find the best Ontario International-Montrose ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Montrose from Ontario International.
  • Set up a Price Alert. You can easily track the fare of your cheap Ontario International-Montrose flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
  • Fly without stops. Only interested in direct flights between Ontario International and Montrose? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights available on the route, these will appear in the results.
  • Find the cheapest Business class flights from Ontario International and Montrose. We scour the internet for the best Business, Premium Economy and First Class flight fares to Montrose, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
  • Include nearby airports in your search. Widen your search for Ontario International to Montrose flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.

    • Combine your flight to Montrose from Ontario International with hotels and car hire

    Once you've secured your cheap flight ticket from Ontario International to Montrose, discover the best prices and exclusive rates for hotels in Montrose or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.


Plan the rest of your trip from Ontario to Montrose

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.