Cheap flights from Ontario to Washington from C$ 180
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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Ontario to Washington
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (CAON) to Washington (USWA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 January 2025.
Find flight deals from Ontario to Washington
Cheapest flights from Ontario to WashingtonExplore the most affordable flight options available from Ontario to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 January 2025.
Explore the most affordable flight options available from Ontario to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 January 2025.
Find flights from Ontario to Washington within your budget
Customize your flight search to find flights from Ontario 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 629,999 searches. Data last updated 21 January 2025.
Fly from
Fly to
Route
Depart
Return
Price
TorontoSeattle
YYZ - SEA
YYZSEA
Toronto Pearson Intl
Thu 1/5
8:00 a.m.-1:08 p.m.
1 stop8h 08m
Seattle/Tacoma Intl
Sat 10/5
2:05 p.m.-5:51 a.m.
2 stops12h 46m
TorontoSeattle
YYZ - SEA
YYZSEA
Toronto Pearson Intl
Fri 21/3
8:00 p.m.-9:30 a.m.
1 stop16h 30m
Seattle/Tacoma Intl
Mon 24/3
11:42 a.m.-6:43 a.m.
1 stop16h 01m
TorontoSeattle
YYZ - SEA
YYZSEA
Toronto Pearson Intl
Tue 11/2
4:20 p.m.-6:43 p.m.
Nonstop5h 23m
Seattle/Tacoma Intl
Tue 18/2
7:18 a.m.-2:55 p.m.
Nonstop4h 37m
TorontoSeattle
YYZ - SEA
YYZSEA
Toronto Pearson Intl
Tue 4/3
7:05 p.m.-9:30 p.m.
Nonstop5h 25m
Seattle/Tacoma Intl
Wed 12/3
12:55 p.m.-12:22 a.m.
1 stop8h 27m
OttawaSeattle
YOW - SEA
YOWSEA
Ottawa
Wed 26/3
6:15 a.m.-2:21 p.m.
1 stop11h 06m
Seattle/Tacoma Intl
Thu 27/3
11:30 a.m.-12:44 a.m.
2 stops10h 14m
TorontoSeattle
YTZ - SEA
YTZSEA
Toronto Island
Thu 1/5
12:25 p.m.-7:37 p.m.
1 stop10h 12m
Seattle/Tacoma Intl
Fri 9/5
7:20 a.m.-7:50 p.m.
1 stop9h 30m
OttawaSeattle
YOW - SEA
YOWSEA
Ottawa
Wed 19/3
6:15 a.m.-2:21 p.m.
1 stop11h 06m
Seattle/Tacoma Intl
Fri 4/4
3:15 p.m.-4:30 p.m.
2 stops22h 15m
TorontoSeattle
YYZ - SEA
YYZSEA
Toronto Pearson Intl
Thu 27/2
8:00 a.m.-2:30 p.m.
1 stop9h 30m
Seattle/Tacoma Intl
Fri 28/2
7:05 p.m.-6:09 a.m.
1 stop8h 04m
TorontoSeattle
YYZ - SEA
YYZSEA
Toronto Pearson Intl
Thu 13/2
7:05 p.m.-9:30 p.m.
Nonstop5h 25m
Seattle/Tacoma Intl
Wed 19/2
3:24 p.m.-7:30 a.m.
1 stop13h 06m
TorontoPortland
YYZ - PDX
YYZPDX
Toronto Pearson Intl
Mon 24/2
8:00 p.m.-9:21 a.m.
1 stop16h 21m
Portland
Tue 4/3
10:16 a.m.-6:17 a.m.
2 stops17h 01m
Best time to book a flight from Ontario to Washington
Have a flexible travel schedule? Discover the best time to fly to Washington from Ontario with our price prediction graph.
Travel insights for flights from Ontario to Washington
Get recent, data-driven insights about flights from Ontario to Washington including ideal travel times, pricing trends, and more.
What is the cheapest month to book a flight from Region of Ontario to State of Washington?
Currently, January is the cheapest month in which you can book a flight from Region of Ontario to State of Washington (average of C$ 257). Flying from Region of Ontario to State of Washington in April is currently the most expensive (average of C$ 421). 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.
What is the cheapest time of day to fly from ON to WA?
Find hourly flight availability from Ontario 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 21 January 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to State of Washington as you normally would.
Weekly flight availability from Region of Ontario to State of Washington
Explore weekly flight availability from Ontario to Washington. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 21 January 2025.
The most flights from CAON to USWA are scheduled on a Monday (4 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (3 on average).
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 18.0 - 168.0 mm per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit State of Washington when rainfall is around 18.0 mm.
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 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).
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 21 January 2025.
To help decide which airline to fly from Ontario to Washington, see what other customers have to say about American Airlines, Delta and WestJet. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
Boarding
Overall
Crew
Entertainment
Comfort
Reviews
Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Food
Boarding
Overall
Crew
Entertainment
Comfort
Reviews
Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Food
Boarding
Overall
Crew
Entertainment
Comfort
Reviews
Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Food
Boarding
Overall
Crew
Entertainment
Comfort
Reviews
Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Food
Boarding
Overall
Crew
Entertainment
Comfort
Reviews
Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Food
Boarding
Overall
Crew
Entertainment
Comfort
Reviews
Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Related info for your journey
Find useful and relevant information for your journey from Ontario to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Ontario to Washington
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from Ontario to Washington
Discover the top 6 airlines that operate flights from Ontario 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 629,999 searches. Data last updated 21 January 2025.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Ontario to Washington?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario to Washington. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Ontario to Washington?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Washington from Ontario.
Can Cheapflights find flights from Ontario to Washington with no change fees?
Need flexible booking options for your flight to Washington from Ontario? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Ontario to Washington become cheaper?
Of course! You can now track prices for flights from Ontario to Washington and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.