HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Washington

$136+ Cheap flights from Region of Waterloo Intl (YKF) to Washington

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 7/2. Fares are subject to change and may not be available on all flights or dates of travel.
YKF — SEA
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Region of Waterloo Intl to Washington with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Region of Waterloo Intl to Washington

Keep the following information in mind while searching for Region of Waterloo Intl to Washington flight deals. Data was last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$242
(FlightHub)

One-way from

$136
(Justfly.com)

Popular in

May

Cheapest in

February

Average price

$357
Provider with most accurate pricing for Toronto (YTO)-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Toronto (YTO)-Seattle/Tacoma Intl flights.
Search Deals
From Toronto Region of Waterloo Intl to Washington
Search Deals
One-way flight from Toronto Region of Waterloo Intl to Washington
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($59 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from Region of Waterloo Intl to Washington

Cheapest flights from Region of Waterloo Intl to Washington
Explore the most affordable flight options available from Region of Waterloo Intl to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This FlightHub deal was found by Cheapflights users on 3/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/306:00 amYKF - SEA
1 stop9h 58mWestJet
Wed 5/71:50 pmSEA - YKF
1 stop7h 56mWestJet
Deal found 3/27$242
This Mytrip deal was found by Cheapflights users on 3/27. 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.
Thu 5/86:00 amYKF - PDX
3 stops33h 42mMultiple Airlines
Tue 5/135:40 pmPDX - YKF
3 stops28h 06mMultiple Airlines
Deal found 3/27$291
This Mytrip deal was found by Cheapflights users on 3/27. 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.
Thu 6/56:00 amYKF - SEA
1 stop9h 58mMultiple Airlines
Wed 6/116:00 amSEA - YKF
2 stops15h 46mMultiple Airlines
Deal found 3/27$292
This oojo deal was found by Cheapflights users on 3/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/256:00 amYKF - PDX
1 stop9h 52mWestJet
Sun 6/291:45 pmPDX - YKF
1 stop8h 01mWestJet
Deal found 3/27$378

Cheapflights Fare Finder

Customize your flight search to find flights from Region of Waterloo Intl to Washington 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 28, 2025.
Use the filters below to find and compare flights from Toronto Region of Waterloo Intl Airport to Washington that are best for you.

Fly from

Region of Waterloo Intl

Fly to

Washington

Route

Depart

Return

Price

TorontoSeattle

YKF - SEA

YKFSEA

Toronto Region of Waterloo Intl

Wed 4/30

6:00 am-12:58 pm

1 stop9h 58m

Seattle/Tacoma Intl

Wed 5/7

1:50 pm-12:46 am

1 stop7h 56m

$242

TorontoPortland

YKF - PDX

YKFPDX

Toronto Region of Waterloo Intl

Thu 5/8

6:00 am-12:42 pm

3 stops33h 42m

Portland

Tue 5/13

5:40 pm-12:46 am

3 stops28h 06m

$291

TorontoSeattle

YKF - SEA

YKFSEA

Toronto Region of Waterloo Intl

Thu 6/5

6:00 am-12:58 pm

1 stop9h 58m

Seattle/Tacoma Intl

Wed 6/11

6:00 am-12:46 am

2 stops15h 46m

$292

TorontoPortland

YKF - PDX

YKFPDX

Toronto Region of Waterloo Intl

Wed 6/25

6:00 am-12:52 pm

1 stop9h 52m

Portland

Sun 6/29

1:45 pm-12:46 am

1 stop8h 01m

$378

TorontoPortland

YKF - PDX

YKFPDX

Toronto Region of Waterloo Intl

Wed 7/2

6:00 am-12:52 pm

1 stop9h 52m

$136

TorontoSeattle

YKF - SEA

YKFSEA

Toronto Region of Waterloo Intl

Sat 9/6

6:00 am-12:33 pm

2 stops33h 33m

$167

TorontoSeattle

YKF - SEA

YKFSEA

Toronto Region of Waterloo Intl

Tue 5/13

6:00 am-2:09 pm

2 stops11h 09m

$174

TorontoPortland

YKF - PDX

YKFPDX

Toronto Region of Waterloo Intl

Sun 5/11

6:00 am-8:53 am

2 stops29h 53m

$209

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

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

Have a flexible travel schedule? Discover the best time to fly to Washington from Region of Waterloo Intl 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 Toronto Region of Waterloo Intl Airport to Washington

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

Find hourly flight availability from Region of Waterloo Intl to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

When flying from Toronto Region of Waterloo Intl Airport to State of Washington, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Washington by month

Plan your trip to Washington by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in State of Washington ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit State of Washington when rainfall is around 0.7 in.

Temperature in Washington by month

Plan your trip to Washington by taking into account the average temperature totals by month.

If weather is an important factor for your trip to State of Washington, 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 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated March 28, 2025.
WestJet
7.2
Good
2,785 reviews

Crew

7.9

Comfort

7.0

Entertainment

6.1

Boarding

7.4

Overall

7.2

Food

6.2

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight
WestJet
7.2
Good
2,785 reviews
WestJet
7.2
Good
2,785 reviews

Crew

7.9

Comfort

7.0

Entertainment

6.1

Boarding

7.4

Overall

7.2

Food

6.2

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight

Related info for your journey

Find useful and relevant information for your journey from Region of Waterloo Intl to Washington. 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 Region of Waterloo Intl to Washington that include hotel bookings?

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

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

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

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

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

  • What is the cheapest month to book a flight from Toronto Region of Waterloo Intl Airport to State of Washington?

    Currently, January is the cheapest month in which you can book a flight from Toronto Region of Waterloo Intl Airport to State of Washington (average of $238). Flying from Toronto Region of Waterloo Intl Airport to State of Washington in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Region of Waterloo Intl to Washington

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Newark flights
Toronto Island to Newark flights
Pearson Intl to John F Kennedy Intl flights
Pearson Intl to LaGuardia flights
Pearson Intl to Las Vegas flights
Pearson Intl to Fort Lauderdale flights
Pearson Intl to Miami flights
Pearson Intl to Los Angeles flights
Pearson Intl to Dallas/Fort Worth flights
Pearson Intl to San Francisco flights
Pearson Intl to Orlando flights
Pearson Intl to O'Hare Intl flights
Pearson Intl to Hobby flights
Pearson Intl to Nashville flights
Pearson Intl to George Bush Intcntl flights
Pearson Intl to Tampa flights
Pearson Intl to Dulles Intl flights
Pearson Intl to Seattle flights
Toronto Island to Fort Lauderdale flights
Pearson Intl to Boston flights
Pearson Intl to Atlanta flights
Toronto Island to Orlando flights
Pearson Intl to Sky Harbor Intl flights
Pearson Intl to Reagan-National flights
Toronto Island to Boston flights
Pearson Intl to Fort Myers flights
Pearson Intl to Austin flights
Pearson Intl to San Diego flights
Pearson Intl to Minneapolis flights
Pearson Intl to Denver flights
Toronto Island to Midway flights
Pearson Intl to Honolulu flights
Toronto Island to Dulles Intl flights
Pearson Intl to Ontario flights
Pearson Intl to Charlotte flights
Pearson Intl to Midway flights
Pearson Intl to Philadelphia flights
Pearson Intl to Baltimore flights
Toronto Island to Miami flights
Toronto Island to John F Kennedy Intl flights
Pearson Intl to West Palm Beach flights
Pearson Intl to Raleigh flights
Pearson Intl to New Orleans flights
Pearson Intl to Detroit flights
Pearson Intl to Love Field flights
Toronto Island to Los Angeles flights
Pearson Intl to Salt Lake City flights
Toronto Island to Dallas/Fort Worth flights

Top 2 airlines flying from Region of Waterloo Intl to Washington

Discover the top 2 airlines that operate flights from Region of Waterloo Intl to Washington. 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 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$122Average$452FlexibilityNo cancel feeOn-time67%
WestJetCheapest$164Average$365FlexibilityNo cancel feeOn-time60%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.