Region of Waterloo Intl

$139+ Cheap flights from Washington to Region of Waterloo Intl (YKF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/27. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YKF
Apr 5 — Apr 121
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Cheap flight deals from Washington to Region of Waterloo Intl

Keep the following information in mind while searching for Washington to Region of Waterloo Intl flight deals. Data was last updated March 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$247
(Trip.com)

One-way from

$139
(WestJet)

Popular in

April

Cheapest in

January

Average price

$369
Provider with most accurate pricing for Seattle/Tacoma Intl-Toronto (YTO) flight deals.
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Toronto (YTO) flights.
From Washington to Toronto Region of Waterloo Intl
One-way flight from Washington to Toronto Region of Waterloo Intl
Highest demand for flights based on searches. 8% potential increase in price ($43 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Average for round-trip flights in March 2025

Find flight deals from Washington to Region of Waterloo Intl

Cheapest flights from Washington to Region of Waterloo Intl
Explore the most affordable flight options available from Washington to Region of Waterloo Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

This Trip.com deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/132:05 pmSEA - YKF
1 stop7h 41mWestJet
Tue 5/206:00 amYKF - SEA
1 stop9h 58mWestJet
Deal found 3/30$247
This Mytrip deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2912:30 pmSEA - YKF
2 stops33h 16mMultiple Airlines
Tue 5/66:00 amYKF - SEA
1 stop9h 58mMultiple Airlines
Deal found 3/30$253

Cheapflights Fare Finder

Customize your flight search to find flights from Washington to Region of Waterloo Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 31, 2025.
Use the filters below to find and compare flights from Washington to Toronto Region of Waterloo Intl Airport that are best for you.

Fly from

Washington

Fly to

Region of Waterloo Intl

Route

Depart

Return

Price

SeattleToronto

SEA - YKF

SEAYKF

Seattle/Tacoma Intl

Tue 5/13

2:05 pm-12:46 am

1 stop7h 41m

Toronto Region of Waterloo Intl

Tue 5/20

6:00 am-12:58 pm

1 stop9h 58m

$247

SeattleToronto

SEA - YKF

SEAYKF

Seattle/Tacoma Intl

Tue 4/29

12:30 pm-12:46 am

2 stops33h 16m

Toronto Region of Waterloo Intl

Tue 5/6

6:00 am-12:58 pm

1 stop9h 58m

$253

SeattleToronto

SEA - YKF

SEAYKF

Seattle/Tacoma Intl

Tue 5/27

2:05 pm-12:46 am

1 stop7h 41m

$139

SeattleToronto

SEA - YKF

SEAYKF

Seattle/Tacoma Intl

Thu 6/12

7:05 am-7:25 pm

2 stops33h 20m

$162

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Best time to book a flight from Washington to Region of Waterloo Intl

Have a flexible travel schedule? Discover the best time to fly to Region of Waterloo Intl from Washington with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington to Toronto Region of Waterloo Intl Airport

What is the cheapest time of day to fly from WA to YKF?

Find hourly flight availability from Washington to Region of Waterloo Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from State of Washington to Toronto Region of Waterloo Intl Airport as you normally would.

Rainfall in Region of Waterloo Intl by month

Plan your trip to Region of Waterloo Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Toronto Region of Waterloo Intl Airport ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Toronto Region of Waterloo Intl Airport when rainfall is around 2.0 in.

Temperature in Region of Waterloo Intl by month

Plan your trip to Region of Waterloo Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Toronto Region of Waterloo Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Region of Waterloo Intl

Get insights into the airlines that provide service to Region of Waterloo Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Region of Waterloo Intl. Reviews last updated March 31, 2025.

Crew

7.9

Food

6.2

Overall

7.2

Boarding

7.4

Comfort

7.0

Entertainment

6.1

Reviews

1 / 20
10.0
Excellent

Sugith,Jan 2025

CUN - YYZ

On time departure. Good service on board. Comfort Plus seating was comfortable.

Crew

7.9

Food

6.2

Overall

7.2

Boarding

7.4

Comfort

7.0

Entertainment

6.1

Reviews

1 / 20
10.0
Excellent

Sugith,Jan 2025

CUN - YYZ

On time departure. Good service on board. Comfort Plus seating was comfortable.

Related info for your journey

Find useful and relevant information for your journey from Washington to Region of Waterloo Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find deals for flights from Washington to Region of Waterloo Intl that include hotel bookings?

    Yes. In addition to deals on Washington to Region of Waterloo Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Region of Waterloo Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Region of Waterloo Intl.

  • Can I find deals for business class flights from Washington to Region of Waterloo Intl?

    Yes. Cheapflights offers flight deals from Washington to Region of Waterloo Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Alternative routes for Washington to Region of Waterloo Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Washington to Region of Waterloo Intl

Discover the top airline that operate flights from Washington to Region of Waterloo Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$295Average$507FlexibilityNo cancel feeOn-time60%
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