Question 1

How much does a flight from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) cost?

Accepted Answer

You can find cheap one-way flights from $194 and cheap return flights from $333 Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) with Expedia. One-way flights generally range between $232 and $1141, and roundtrip flights usually range from $421 to $1923. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) ticket fares go up or down.

*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.

Question 2

What is the cheapest month to fly from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?

Accepted Answer

The cheapest month to fly from YOW to SEA is April when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.

Question 3

Which airlines fly direct from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?

Accepted Answer

Enter YOW to SEA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.

Question 4

What is the cheapest airline that flies from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?

Accepted Answer

Porter Airlines is one of the cheapest airlines offering connecting flights from Ottawa, ON (YOW) to Seattle, WA (SEA) with a layover in Pearson Intl. (YYZ), starting from around $716. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.

*Prices based on flights available on Expedia in the last year.

Question 5

How do I find cheap flights from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?

Accepted Answer

To find a cheap flight from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.

Question 6

What is the best time to fly from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?

Accepted Answer

The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.

Question 7

What is the earliest flight from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?

Accepted Answer

The earliest flight from Ottawa (YOW) to Seattle (SEA) generally departs at around 5:00 AM, operated by Air Canada. This seasonal service is active in May, giving you an early start to explore Seattle. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.

Question 8

What are the most popular departure times for flights from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?

Accepted Answer

The most popular departure times for flights from Ottawa (YOW) to Seattle (SEA) are in the early morning, from 6am to 9am. About 30% of passengers prefer this time window. Many major carriers, including United Airlines, Air Canada, and WestJet, offer flights during this window. This timing works well because it allows you to arrive in Seattle with plenty of time to enjoy the day.

Question 9

How long does it take to fly from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?

Accepted Answer

Flying from YOW to SEA with a connection usually takes about 8 hours 50 minutes, traveling roughly 2,194 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.

Question 10

Can you fly business or first class from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?

Accepted Answer

Business class seats are offered on the YOW to SEA route with Air Canada.

First class is available with United Airlines and WestJet.

Question 11

How do I earn miles on a Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight with Expedia?

Accepted Answer

It's easy to earn miles on a Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.

*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

Question 12

What airports do you fly into for Seattle from Macdonald-Cartier Intl. (YOW)?

Accepted Answer

If you're planning to travel to Seattle from Macdonald-Cartier Intl. (YOW), you can fly into Seattle - Tacoma Intl. (SEA) Some flights may connect through major hubs like Pearson Intl. (YYZ), Calgary Intl. (YYC), Washington Dulles Intl. (IAD) before reaching Seattle. Compare routes and airports on Expedia to find the best flight options for your travel plans.

Question 13

Is it cheaper to buy a plane ticket from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) at the last minute?

Accepted Answer

Typically, booking a last minute flight from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.

Question 14

Is it cheaper to book a Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package?

Accepted Answer

Securing a Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) Seattle Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.

Question 15

Can I cancel or change the date of my flight from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?

Accepted Answer

If you booked your Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Origin airport	Macdonald-Cartier Intl.
Destination airport	Seattle - Tacoma Intl.
Airlines serving	Air Canada, American Airlines, United, WestJet
Roundtrip price	$333
Distance	2193 mi

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$194 Cheap Flights from Ottawa (YOW) to Seattle (SEA)