Title: Cheap Flights from Montreal (YUL) to Oceanside (OCN) - Expedia.ca ![](https://images.trvl-media.com/place/9154/4dd501e5-a647-4ad5-8696-4955bac0424d.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/9154/4dd501e5-a647-4ad5-8696-4955bac0424d.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Montreal (YUL) to Oceanside (OCN) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Trudeau International Airport (YUL) to Oceanside, CA (OCN) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.ca/Flights-Search?leg1=from:yul,to:ocn,departure:27/10/2025TANYT&leg2=from:ocn,to:yul,departure:03/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![WestJet](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WS.svg) WestJet [](https://www.expedia.ca/Flights-Search?leg1=from:yul,to:ocn,departure:27/10/2025TANYT&leg2=from:ocn,to:yul,departure:03/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WS"}}]) - ![Flair Airlines](https://a.travel-assets.com/air/airlines/f8_sq.svg) Flair Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:yul,to:ocn,departure:27/10/2025TANYT&leg2=from:ocn,to:yul,departure:03/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F8"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:yul,to:ocn,departure:27/10/2025TANYT&leg2=from:ocn,to:yul,departure:03/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:yul,to:ocn,departure:27/10/2025TANYT&leg2=from:ocn,to:yul,departure:03/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:yul,to:ocn,departure:27/10/2025TANYT&leg2=from:ocn,to:yul,departure:03/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![Porter Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_PD.svg) Porter Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:yul,to:ocn,departure:27/10/2025TANYT&leg2=from:ocn,to:yul,departure:03/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Alternative airports near Oceanside Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.ca/Flights-Search?leg1=from:YUL,to:CLD,departure:27/10/2025TANYT&leg2=from:CLD,to:YUL,departure:13/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) CLD McClellan-Palomar Cheapest 19 min [Flights from CA $804](https://www.expedia.ca/Flights-Search?leg1=from:YUL,to:CLD,departure:27/10/2025TANYT&leg2=from:CLD,to:YUL,departure:13/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) Flight from Montreal to Oceanside (YUL - OCN) route information | Origin airport | Pierre Elliott Trudeau Intl. | | --- | --- | | Destination airport | Oceanside | | Distance | 3910 km | ## Montreal to Oceanside Flights **The easy way to book your flights from Montreal to Oceanside**  With Expedia, it’s simple to find and book flights to Oceanside from Montreal whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Oceanside, too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Montreal to Oceanside today, tomorrow, or this week.   **Save dollars with cheap flights from Pierre Elliott Trudeau Intl., YUL to Oceanside, OCN**  Sort your search results by price to find great deals on your flight from Montreal to Oceanside—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Oceanside from Montreal currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Oceanside   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Oceanside from Montreal**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Oceanside with Expedia today. ## Frequently asked questions ### How much is a flight from YUL to OCN? > If you're travelling between Montréal–Trudeau and OCN, round-trip journeys start from . This price is based on fares advertised within the last 7 days on Expedia for flights departing within the next year, so don't let a good deal slip through your fingers. Book now and save yourself both money and time. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from YUL to OCN? > Each airline has its own set of terms and conditions. If you decide to cancel your getaway, head to our [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from Montreal Airport to OCN that have flexible change policies? > Use our "No change fees" filter to find flexible travel options for your flight from YUL to OCN. This allows you to lock in a low rate ahead of time and still have the freedom to make changes without any additional fees. Just keep in mind that fare differences may still apply. ### How far is the flight from Montréal–Trudeau to OCN? > The flight distance from Pierre Elliott Trudeau Intl. Airport (YUL) to OCN is 3,900 kilometres. Work your way through your travel song playlist or make a start on the latest bestseller and the journey will zip by. ### Which airlines fly direct from YUL to OCN? > Unfortunately, there aren't any airlines that fly direct between Montréal–Trudeau and OCN. You'll need to book a flight with at least one stop. ### Are YUL to OCN flight tickets cheaper when they're purchased at the last minute? > Booking your trip from Montréal–Trudeau to OCN at the last minute could be your ticket to a cheap deal. However, it could end up costing you a whole lot more! If you'd rather play it safe, book well ahead of your departure date. In fact, Expedia has some of the best bargains as far ahead as 12 months in advance. 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