$103 Cheap Flights to Waterloo
One-way
Departing from
United States
Going to
Waterloo, Canada
Waterloo (YKF)
Canada • January, 2026
67% AI deal score
$420 $115
Waterloo (YKF)
Canada • January, 2026
66% AI deal score
$420 $130
Top Cheap Flight Deals from United States to Waterloo
Recent round-trip flight deals to Waterloo
Fri, Jan 9 - Thu, Jan 15
Cheapest
Houston (IAH) - Waterloo (YKF)
WestJet airlines • 1 stop • Calgary (YYC)
Waterloo (YKF) - Houston (IAH)
WestJet airlines • 1 stop • Calgary (YYC)
$293
$210
-$83
28%
Sun, May 17 - Sun, Jun 7
San Francisco (SFO) - Waterloo (YKF)
WestJet airlines • 1 stop • Calgary (YYC)
Waterloo (YKF) - San Francisco (SFO)
WestJet airlines • 1 stop • Calgary (YYC)
$255
$217
-$38
15%
Mon, May 4 - Wed, May 6
San Francisco (SFO) - Waterloo (YKF)
WestJet airlines • 1 stop • Calgary (YYC)
Waterloo (YKF) - San Francisco (SFO)
WestJet airlines • 1 stop • Calgary (YYC)
$255
$249
-$6
2%
Sun, May 17 - Sun, Jun 7
San Francisco (SFO) - Waterloo (YKF)
WestJet airlines • 1 stop • Calgary (YYC)
Waterloo (YKF) - San Francisco (SFO)
WestJet airlines • 1 stop • Calgary (YYC)
$510
$442
-$68
13%
Fri, Jan 23 - Sat, Feb 7
Washington, D.C. (BWI) - Waterloo (YKF)
Frontier Airlines airlines • 2 stops • Chicago (ORD), Calgary (YYC)
Waterloo (YKF) - Washington, D.C. (BWI)
WestJet airlines • 2 stops • Calgary (YYC), Atlanta (ATL)
$700
$466
-$234
33%
Sun, May 3 - Tue, May 5
San Francisco (SFO) - Waterloo (YKF)
WestJet airlines • 1 stop • Calgary (YYC)
Waterloo (YKF) - San Francisco (SFO)
WestJet airlines • 1 stop • Calgary (YYC)
$510
$480
-$30
6%
The cheapest time to fly to Waterloo
Ready to jet to Waterloo on a budget? Check out these popular routes with surprisingly cheap fares (one-way prices):
Last-Minute Flights from United States to Waterloo
Need to get to Waterloo ASAP? Even if you're booking a flight on short notice, there are often last-minute deals available:
Next 2 weeks deals
Last Minute Flight Deals!
Great deals on flights departing in the next two weeks are available from $113.
⌛ Last-Minute
Seattle - YKF
A great last-minute steal for a cross-country flight.
Found 1 week ago
$169
one-way
Facts About Flights from United States to Waterloo
To help you plan your journey, here are some quick Waterloo flight facts and tips.
Waterloo city airports
Region of Waterloo International Airport (YKF) offers a convenient and less congested alternative to larger airports. Located in Breslau, Ontario, it provides a range of domestic and international flights, including seasonal routes to sunny destinations. With its modern facilities, easy parking, and shorter security lines, YKF aims to make travel smoother and more enjoyable for passengers in the Waterloo region and beyond. It's a great choice for those seeking a relaxed and efficient travel experience.
Pro tip: search “Waterloo (Any)” to see fares to all Waterloo airports – sometimes one is cheaper than the others on your dates.
Insights for flights to Waterloo
Cheapest airport
Region of Waterloo International Airport (YKF)
Why break the bank when you can fly to Region of Waterloo International Airport (YKF)? This cozy airport is located in Breslau, Ontario, just a hop, skip, and a jump away from Waterloo. While it might be smaller than Toronto Pearson, YKF offers a more relaxed and less crowded travel experience. Plus, you'll be supporting a local airport – win-win!
Nonstop vs. 1-stop
20+ cities
While not a major hub, Waterloo Airport (YKF) connects you to over 20 cities, making it a convenient starting point for exploring Canada and beyond! Popular routes include flights to Calgary, Vancouver, and even sunny Cancun.
Number of airlines
10+ airlines
Waterloo is served by more than 10 airlines, offering a variety of options for travelers; popular choices include both full-service carriers like United and American Airlines, and budget-friendly options such as Flair Airlines.
YKF Airport Deal Stats
Current most discounted routes
Avg. most discounted routes (last 3 months)
YKF airport insights
Best days to catch a deal
Sun, Fri
Based on the data provided, Sunday has the highest count, suggesting it is the best day to find flight deals from Region of Waterloo International Airport. Thursday and Saturday also have the lowest counts next to each other, implying it may be more difficult to find deals on those days.
Avg. deal survival time
11.8 hours
Deals from the Region of Waterloo International Airport typically last around 11.8 hours. Due to the short window of opportunity, it's important to book quickly when you find a deal you like.
Rare deal frequency
4 deals
In the past month, we discovered 4 rare deals for flights from Region of Waterloo International Airport. These rare deals, which received an AI Deal Score of 90 or higher, typically include mistake fares, special promotions, or ultra-discounts.
Average price drop
-76%
The average price drop for flights from Region of Waterloo International Airport is a significant 75.5%. This means travelers can potentially save a considerable amount on flights departing from this airport.
Next 4 weeks: deal forecast
Forecast for Region of Waterloo International Airport
Based on current trends, flights from Region of Waterloo International Airport are expected to remain stable next month. There are no significant price drops or increases anticipated as of December 21, 2025.
Top 5 biggest price drops (last 3 months)
Found on December 16
Abbotsford - YKF
$793 → $42
95%
Found on December 15
Comox - YKF
$660 → $68
90%
Found on December 15
Lethbridge - YKF
$790 → $90
89%
Found on December 21
Cranbrook - YKF
$748 → $95
87%
Found on December 16
Brandon - YKF
$1,430 → $247
83%
Check these nearby airports too
Looking for more options? These airports near YKF sometimes drop rare deals too:
Buffalo Niagara International (BUF)
~6 rare deals/month
John C. Munro Hamilton International (YHM)
~6 rare deals/month
Toronto Pearson International (YYZ)
~8 rare deals/month
If you’re flexible with departure cities, it’s worth keeping an eye on nearby airports — especially BUF and YHM for long-haul deal surprises.
When Is the Best Time to Fly from United States to Waterloo
Timing is everything when hunting for cheap flights. Here are data-backed insights on the best times to fly to Waterloo:
Cheapest month
September
Cheapest month
September is typically the cheapest month to fly to Waterloo. The weather is still pleasant, with warm days and cool nights, perfect for exploring the city's outdoor attractions. Plus, you'll avoid the peak summer crowds and higher prices, making it an ideal time for a budget-friendly visit.
Best day to book
Tuesday
Best day to book
Tuesday is often the best day to book flights to Waterloo. Airlines tend to release deals early in the week, hoping to fill seats. Booking on Tuesday can help you snag a lower fare compared to booking later in the week when prices might increase due to higher demand.
Cheapest days to fly
Wednesday
Cheapest days to fly
Wednesday is usually the cheapest day to fly to Waterloo. Flying mid-week often means fewer business travelers, leading to lower demand and cheaper tickets. You'll save some money and potentially enjoy a more relaxed travel experience by avoiding the weekend crowds.
Advance booking sweet spot
2 months
Advance booking sweet spot
Booking about two months in advance is the sweet spot for flights to Waterloo. This timeframe often hits the sweet spot where airlines balance demand and offer the best prices to fill seats. Booking too early or too late might mean missing out on potential savings, so plan ahead!
Waterloo Airports & Ground Transportation
One big question for travelers is which Waterloo airport to fly into. Here’s a quick guide to Waterloo’s airports and how to get to the city from each:
Region of Waterloo International Airport (YKF)
Hey there, jet-setter! Region of Waterloo International Airport is your gateway to and from the vibrant cities of Kitchener, Waterloo, and Cambridge. While it might be smaller than some of the giants, YKF offers a refreshingly smooth and efficient travel experience. You will find convenient amenities such as free wifi, restaurant, and car rentals. Getting to the city is a breeze with taxis, ride-sharing services, and public transit options readily available. Plus, with fewer crowds, you'll be through security and on your way in no time!
Tip: Arrive a bit earlier than you would at larger airports to give yourself plenty of time to navigate and relax before your flight.
Toronto Pearson International Airport (YYZ)
Welcome to Toronto Pearson International Airport, Canada's largest and busiest airport! As a major international hub, Pearson connects you to destinations around the globe. You will find tons of shopping and dining options, plus comfortable lounges to relax in before your flight. Getting from Pearson to the Waterloo region is easy with several options, including the UP Express train to downtown Toronto, followed by a connecting train or bus to your final destination, or you can rent a car or use a ride-sharing service for a direct trip. Buckle up for a world of possibilities!
What to Do in Waterloo
Waterloo isn’t just about getting there – it’s about enjoying the country once you arrive! Here are some top things to do in Waterloo, organized by interest:
Sightseeing & landmarks
Waterloo offers a delightful mix of historical and modern landmarks. Visit the iconic Waterloo City Hall or explore the historic sites around the city center. Don't forget to snap some pictures at Waterloo Park, a local favorite!
Arts & culture
Immerse yourself in Waterloo's vibrant arts scene by visiting the Canadian Clay & Glass Gallery. Catch a show at the Waterloo Stage Theatre for a taste of local performances. The city's cultural events and festivals are sure to enrich your visit.
Food & nightlife
Waterloo's culinary scene is buzzing with diverse options, from cozy cafes to upscale restaurants. Explore the local pubs and bars for a lively night out, especially around the university area. Be sure to try some regional specialties while you're here!
Shopping & fashion
Discover unique boutiques and popular retailers in Waterloo's shopping districts. Conestoga Mall offers a wide variety of stores for all your needs. Don't miss the local markets for handcrafted goods and souvenirs.
Nearby getaways
Venture beyond Waterloo to explore the charming towns and natural landscapes nearby. Consider a trip to St. Jacobs for its famous farmers' market and Mennonite heritage. Or, escape to the scenic trails and conservation areas for a refreshing outdoor experience.
No matter your interest – be it art, food, nightlife, or nature – Waterloo has something for everyone. And the best part? Many events and attractions refresh throughout the year, so there’s always something new to experience each visit.
Events in Waterloo This Month
home for the holidays
Experience the magic of the holidays at the Museum! Enjoy live carolers, participate in a raffle, and shop from local vendors on December 6th from 9:00 AM to 1:00 PM.
waterloo's silly dilly pickle hunt
Participate in the Silly Dilly Pickle Hunt! Explore Downtown Waterloo in this family-friendly scavenger hunt and discover hidden pickles throughout the area.
rectangle basket
Learn to craft a simple countertop basket in this beginner-friendly workshop! The finished basket will measure 6.5x3x4. Members: $39 plus $20 materials fee. Non-members: $48 plus $20 materials fee.
sensory friendly planetarium shows
Enjoy a sensory-friendly 30-minute star gazing experience in the Grout Museum District’s state-of-the-art Norris Corson Family Planetarium, held on the first Saturday of each month at 9:30 a.m.
Waterloo Weather
Weather in Waterloo
Sat, Dec 20
35%
1° -9°
35%
Sun, Dec 21
Frequently Asked Questions About Flights to Waterloo
Pro Tips for Finding Cheap Flights to Waterloo
Finally, to wrap up, here’s a cheat sheet of pro tips that experienced travelers use to save on Waterloo flights:
Fly on Off-Peak Days: Snag cheaper flights to Waterloo by flying on Tuesdays, Wednesdays, or Saturdays. Avoiding peak travel days can save you a bundle!
Be Flexible with Dates: Sometimes shifting your travel dates by just a day or two can lead to significant savings. Keep an open mind and watch the prices drop!
