A calm lake reflecting dense forests and a cloudy sky.

Cheap Flights to Deep River

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Find the cheapest month to fly from Columbus (CMH) to Ottawa (YOW)

From $332 - $1,140 per traveler.

Frequently asked questions

What month is the cheapest to fly to Deep River?
Plan your trip for if you want to get a deal on your fare. It's the cheapest month to fly to Deep River. If possible, avoid traveling during peak periods such as public holidays or major events.
Which US cities fly direct to Deep River?
You can fly to Deep River without any stops from 7 US cities. To find a nonstop journey, check "Direct flights only" when organizing your flights to Deep River on Expedia. Then, explore the options and find the best departure out of any of these cities:
  • Newark
  • Washington
  • Chicago
  • Boston
  • Orlando
How to find a cheap flight to Deep River?
Book your trip early to maximize your chances of getting cheap flights to Deep River. Also, consider traveling during off-peak months like January and April. If you fly on a Thursday, you'll save an average of 16% compared to those departing on a Sunday.* Save time checking every day and set up a price alert on the Expedia app. We'll send you a notification when fares change.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
How to get a cheap last-minute flight to Deep River?
It's possible to get great deals on last-minute flights to Deep River, especially if your plans are flexible. Consider leaving from a different hub, changing your dates or picking another airline to get a cheap flight to Deep River.
How far in advance should I book a flight to Deep River?
To pick up the best deals on domestic journeys, book your flight to Deep River 28 days ahead of your travel dates. For international flights, book two to four months in advance. This boosts your chances of getting your preferred departure dates, times and seats.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which day of the week is the cheapest day to buy a plane ticket to Deep River?
You can generally get cheap flights to Deep River on Sundays. You'll save about 8% on average compared to booking on a Friday, which is often the most expensive day to book.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which airlines fly to Deep River?
You can choose from a selection of airlines that fly to Deep River. Some of your best options are:
  • United Airlines - 238 flights to Deep River each month, including 238 flights to Macdonald-Cartier Intl. Airport (YOW) per month.
  • Porter Airlines - 169 flights to Deep River each month, including 169 flights to Macdonald-Cartier Intl. Airport (YOW) per month.
  • Air Canada - 30 flights to Deep River each month, including 30 flights to Macdonald-Cartier Intl. Airport (YOW) per month.
Where do you fly into Deep River?
Come in for landing at Pembroke, ON (YTA-Pembroke Area Municipal). This is the main airport for travelers flying to Deep River.
How far is the airport from central Deep River?
If you're landing at Pembroke, ON (YTA-Pembroke Area Municipal), you'll be about 20 mi southeast of the center of Deep River.
Can I save money by booking a Deep River trip package?
Bundle your accommodations and flights and you could save hundreds of dollars. Better yet, you can add extras like car rentals and tours to your Deep River flight and hotel package deal. With Expedia, it's a breeze to book all your Deep River travel arrangements in one place.
Can I change or cancel my flight to Deep River?
You can often cancel or change your flight to Deep River within 24 hours of booking. However, be mindful that some flights are non-refundable. In those cases, you may receive a credit toward future flights in place of a direct refund. Make sure you check the airline's rules and restrictions in your itinerary for exact details. Use Expedia's "No cancel fee" or "Changes included" filters during your search to find cheap flights to Deep River with flexible change policies. For additional information, head to our Customer Service Portal.

*Flight schedules are subject to change.

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Tips to find the cheapest flights to Deep River

The cheapest day to fly

Get started finding a cheap flight to Deep River on Expedia by either choosing a deal on this page or entering into the search bar your travel dates, origin airport, and whether you want roundtrip or one-way airfare. You can filter for flexibility, number of stops, airline, and departure/arrival times to find the best flight for you.

The cheapest month to fly

is the cheapest month to fly to Deep River. This coincides with the low season when fewer people travel. Whichever month you travel in, though, be sure to book at least a month in advance if you want to score cheap tickets to Deep River. ARC's data shows that domestic flights booked 28 days or more before departure are typically 24% cheaper than those booked last minute.

The most affordable time to book a flight

Typically, a Sunday can be the cheapest time to book a flight to Deep River, according to ARC’s data. On average, you could save between 6% and 13% by booking on a Sunday instead of a Friday, which is the most expensive day to make a reservation.

The cheapest round-trip tickets to Deep River

The lowest price for round-trip flights to Deep River in 2026 starts from , while one-way tickets start from . Expedia's effective search tool is one of the best ways to find a budget airfare. Simply enter your dates, and within seconds, it'll show you a vast selection of the cheapest flights to Deep River. If you have a preferred departure time or airline, you can use the handy filters to customize your search.

The cheapest airlines flying to Deep River

are just some of the airlines that can typically offer cheap tickets to Deep River. You can find their most affordable flights by using the “airline” search filter and then sorting prices from low to high. As a trusted partner of the world's leading airlines, Expedia offers you some of the best airfare deals to Deep River and countless more destinations worldwide.

The most affordable airports to fly into

To view the cheapest airports to fly into for Deep River, simply order your search results from lowest to highest price. Expedia's search tool compares flight prices for all airports close to your destination, so you don't have to manually search them one by one to find the cheapest flight to Deep River. If you have a preferred place to fly into, take advantage of the “arrival airport” filter to narrow down your search on Expedia.

Save with a package

With Expedia's amazing package deals, you could save hundreds of dollars by booking your Deep River plane tickets together with your accommodations, car rental, or activities. Just select the search wizard's “package” option to view some of the cheapest deals. Look out for the green savings label to see how much you're saving.

Date flexibility for the cheapest flights to Deep River

If you can be flexible with your travel dates, it's a good idea to broaden your search by comparing prices on different days. This will open up more options, meaning you could uncover a less expensive flight to Deep River.

Stopover savings

The cheapest tickets to Deep River are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Deep River. While the overall travel time might be longer than a non-stop flight, you may decide it's worth it for the money saved.

Get Expedia's Price Drop Protection

Price Drop Protection means that if your flight gets cheaper after booking, you'll be credited the difference*. This gives you peace of mind that you're getting one of the cheapest flights to Deep River for your chosen departure. Expedia's Price Drop Protection is available for a small fee but is free to One Key Gold and Platinum tier members.

*Terms apply.

Use our Price Tracking feature

Expedia's Price Tracking feature is another great tool that removes the guesswork from finding cheap flights to Deep River. Simply download the free Expedia app to your smart device and activate Deep River flight price alerts for your travel dates. There's even a price predictor tool that uses historical data to indicate the best time to book, giving you peace of mind that you'll nab the lowest prices.

Book with Expedia

As well as Price Drop Protection and Price Tracking, Expedia's close partnership with a vast selection of the world's leading airlines means you're sure to find cheap flights to Deep River. Plus, the One Key rewards program lets you earn real cash rewards on most bookings that you can use to save money on future trips. Best of all, it's free to join, and members often unlock exclusive discounts, too.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Tips to find the cheapest flights to Deep River

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