Cheap flights from Ottawa to Seattle

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Looking for the price of a flight from Ottawa to Seattle?

There’s no fixed price — fares between Ottawa and Seattle can vary a lot by day or time.

Select your dates to check current offers.

It’s often useful to check whether nearby airports offer better fares. Flying during less crowded periods also increases your chances of finding good deals.

Flying between Ottawa and Seattle? Consider these airports

Depending on your destination and where you’re starting from, it might make sense to look beyond the main hubs.

  • Airports in Ottawa: Ottawa has only one airport in service, Ottawa - McDonald Cartier.
  • Airports in Seattle: Seattle has 2 airports - Boeing Field, Lake Union.

Check if your destination airport has a rail link — it can make getting around easier. Jetcost lets you view options from all Ottawa airports in a single search.

Flights from Ottawa - McDonald Cartier to Seattle - Tacoma

Filter and compare flights from Ottawa to Seattle

Jetcost helps you manage complex searches with simple filters. Sort by airline, duration, number of stops, or even time windows for outbound and return flights.

Other popular destinations

Want more ideas for your trip to United States? Check these: Las Vegas, Los Angeles, Miami, New York City, Orlando.

Advanced filters help you skip long layovers or inconvenient times. The “airlines” filter is handy if you want to collect miles or prefer a certain onboard experience.
Frequently Asked Questions

Frequently asked questions about flights from Ottawa to Seattle.

How much does an airline ticket from Ottawa to Seattle cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from Ottawa to Seattle.

How far is Ottawa from Seattle?

Ottawa is about 3531 km from Seattle.

What are the airports in Seattle?

Seattle has 2 airports: Boeing Field, Lake Union.

What are the airports in Ottawa?

Ottawa has one airport: Ottawa - McDonald Cartier.

What are the most popular cities in United States?

The most popular cities in United States according to our users' searches are: Las Vegas, Los Angeles, Miami, New York City, Orlando.

When should I book a flight from Ottawa to Seattle?

The best time to book a flight from Ottawa to Seattle is 3 months in advance, while the worst time is 8 weeks in advance.

What is the cheapest month to fly from Ottawa to Seattle?

This information is not available at the moment.

What is the most expensive month to fly from Ottawa to Seattle?

This information is not available at the moment.

What is the best day of the week to fly from Ottawa to Seattle?

This information is not available at the moment.