$213 Cheap Flights from Kitchener (YKF) to Saint John (YSJ)

View $213 flight on Sun, Mar 1, 2026Opens in a new window

Popular airlines from Kitchener, ON (YKF-Region of Waterloo Intl.) to Saint John, NB (YSJ)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Kitchener to Saint John (YKF-YSJ)

Prices were available within the past 7 days and start at $213 for one-way flights and $336 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Fri, May 29 - Fri, Jun 5
YKF
Kitchener
YSJ
Saint John
$336 Roundtrip, found 1 day ago
$336
Roundtrip
found 1 day ago
Select Air Canada flight, departing Fri, May 29 from Kitchener to Saint John, returning Fri, Jun 5, priced at $336 found 1 day ago
Air Canada
Sat, Apr 4 - Thu, Apr 9
YKF
Kitchener
YSJ
Saint John
$350 Roundtrip, found 1 day ago
$350
Roundtrip
found 1 day ago
Select Air Canada flight, departing Sat, Apr 4 from Kitchener to Saint John, returning Thu, Apr 9, priced at $350 found 1 day ago
Air Canada
Sat, Apr 4 - Thu, Apr 9
YKF
Kitchener
YSJ
Saint John
$357 Roundtrip, found 6 days ago
$357
Roundtrip
found 6 days ago
Select Air Canada flight, departing Sat, Apr 4 from Kitchener to Saint John, returning Thu, Apr 9, priced at $357 found 6 days ago
Air Canada
Sat, Mar 28 - Mon, Mar 30
YKF
Kitchener
YSJ
Saint John
$361 Roundtrip, found 5 days ago
$361
Roundtrip
found 5 days ago
Select Air Canada flight, departing Sat, Mar 28 from Kitchener to Saint John, returning Mon, Mar 30, priced at $361 found 5 days ago
Air Canada
Fri, May 29 - Fri, Jun 5
YKF
Kitchener
YSJ
Saint John
$363 Roundtrip, found 1 day ago
$363
Roundtrip
found 1 day ago
Select Air Canada flight, departing Fri, May 29 from Kitchener to Saint John, returning Fri, Jun 5, priced at $363 found 1 day ago
Air Canada
Wed, Sep 16 - Thu, Sep 17
YKF
Kitchener
YSJ
Saint John
$405 Roundtrip, found 2 days ago
$405
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, Sep 16 from Kitchener to Saint John, returning Thu, Sep 17, priced at $405 found 2 days ago
Air Canada
Mon, Sep 21 - Tue, Sep 29
YKF
Kitchener
YSJ
Saint John
$409 Roundtrip, found 6 days ago
$409
Roundtrip
found 6 days ago
Select Air Canada flight, departing Mon, Sep 21 from Kitchener to Saint John, returning Tue, Sep 29, priced at $409 found 6 days ago
Air Canada
Wed, Sep 16 - Sun, Sep 27
YKF
Kitchener
YSJ
Saint John
$418 Roundtrip, found 2 days ago
$418
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, Sep 16 from Kitchener to Saint John, returning Sun, Sep 27, priced at $418 found 2 days ago
Air Canada
Fri, May 29 - Fri, Jun 5
YKF
Kitchener
YSJ
Saint John
$433 Roundtrip, found 1 day ago
$433
Roundtrip
found 1 day ago
Select Air Canada flight, departing Fri, May 29 from Kitchener to Saint John, returning Fri, Jun 5, priced at $433 found 1 day ago
Air Canada
Sat, Apr 4 - Thu, Apr 9
YKF
Kitchener
YSJ
Saint John
$446 Roundtrip, found 1 day ago
$446
Roundtrip
found 1 day ago
Select Air Canada flight, departing Sat, Apr 4 from Kitchener to Saint John, returning Thu, Apr 9, priced at $446 found 1 day ago
Flights from Kitchener (YKF) to Saint John (YSJ)
Origin airport
Region of Waterloo Intl.
Destination airport
Saint John
Airlines serving
Air Canada
Roundtrip price
$336
Distance
726 mi

Kitchener to Saint John Flights

The cheapest times to fly from Kitchener to Saint John

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Kitchener to Saint John are during the month of May. You can find some of the cheapest flights from Kitchener to Saint John with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kitchener to Saint John

Sunday is one of the best days to book for cheap flights from Kitchener to Saint John: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Kitchener to Saint John

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Kitchener to Saint John in 2026. You can also book with separate airlines for your outbound and return journeys, from $213 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Kitchener to Saint John flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Kitchener to Saint John airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

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

 

Frequently asked questions

How much does a flight from Region of Waterloo Intl. Airport (YKF) to Saint John Airport (YSJ) cost?
Lock in a cheap one-way flight from $213 or cheap return flight from $336 from Region of Waterloo Intl. Airport (YKF) to Saint John Airport (YSJ) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Region of Waterloo Intl. Airport (YKF) to Saint John Airport (YSJ)?
The cheapest month to fly from YKF to YSJ is May, when there's less demand. Off-peak months are usually when airlines offer lower prices between these airports.
Which airlines fly direct from Region of Waterloo Intl. Airport (YKF) to Saint John Airport (YSJ)?
There's no direct route from Kitchener, ON (YKF-Region of Waterloo Intl.) to Saint John Airport (YSJ). However, you'll find other airports that have nonstop flights. Begin your journey at Pearson Intl. Airport (YYZ) and fly straight to Saint John without any detours.
What is the cheapest airline that flies from Region of Waterloo Intl. Airport (YKF) to Saint John Airport (YSJ)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest YKF to YSJ flight.
How many flights per day from Region of Waterloo Intl. Airport (YKF) to Saint John Airport (YSJ)?
There are no daily direct flights available from Region of Waterloo Intl. Airport (YKF) to Saint John Airport (YSJ). But you can choose flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from YKF to YSJ?
Usually you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* However, this can vary depending on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Region of Waterloo Intl. Airport (YKF) to Saint John Airport (YSJ)?
To avoid possible delays on the Region of Waterloo Intl. Airport (YKF) to Saint John Airport (YSJ) route, aim to travel before 3 PM. Departures after this time have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Region of Waterloo Intl. Airport (YKF) to Saint John Airport (YSJ) last-minute?
Booking your ticket from YKF to YSJ right before your getaway is usually more expensive. But if you're flexible with your schedule, you could score a cheap last-minute fare.
Is it cheaper to book a YKF to YSJ flight and hotel package?
Opting for a YKF to YSJ flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Choose from our extensive range of accommodations and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Region of Waterloo Intl. Airport (YKF) to Saint John Airport (YSJ)?
Typically, you can modify or cancel your YKF to YSJ flight. However, there may be additional fees, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you want more details, visit our Customer Service portal.

*Flight schedules are subject to change.

Explore a world of travel with Expedia

*Available to One Key members.