$122 Find Cheap Flights from Calgary to Seattle - Compare and Save

These are the earliest and latest flight times available from Calgary to Seattle:

• Earliest: departs at 6:33 am and lands at 8:28 am
• Latest: departs at 7:00 pm and lands at 8:55 pm.

The flight takes about 1h 55m.

Three cabin classes are available on flights from Calgary to Seattle:

• Economy Class
• Premium Economy Class
• First Class

A nonstop flight from Calgary to Seattle takes 1h 55m, covering 451 miles.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Round-trip flights from Calgary to Seattle range from $207 to $396, with an average of $288 over the past 12 months. Anything below $207 counts as a good deal.

Last-minute fares on this route (booked within two weeks of departure) run 25% above the $288 route average. Book 16 weeks before departure for the lowest fares.

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $234 round-trip via Kelowna (YLW), compared to $294 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $22–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Boeing 737-800 Passenger/BBJ2 (winglets) family is used most often on this route, operated mainly by WestJet and Delta. Other aircraft seen on the route include Boeing 737 MAX 8 variants.

Morning is the busiest departure period on Calgary to Seattle flights, with 34% of flights leaving in that window. Afternoon departures account for 33%, evening flights for 33%, and night flights for 0%.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $221 to $1,114. That means the highest observed fare was about 5x higher than the lowest one.

Two airlines offer in-flight Wi-Fi on Calgary to Seattle flights:

• WestJet
• Alaska Airlines

Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty program; others are paid add-ons priced by flight length.

One-way fares from Calgary to Seattle are currently lower than usual. Average one-way flight prices are about $177, which is 10% below the typical average for this route.

Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include:

• Fox
• Europcar
• Thrifty
• Budget
• Dollar

Flights from Calgary to Seattle usually depart from Calgary (YYC) and arrive at Seattle/Tacoma Intl (SEA).

Morning flights have the fewest delays on this route, while evening departures tend to have the most.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Calgary to Seattle route, 15% of flights were delayed in the past 3 months, with delays averaging 1h 56m.

Connecting flights from Calgary to Seattle most commonly pass through:

• Vancouver Intl (YVR) - 89% of one-stop connections
• Kelowna (YLW) - 11% of one-stop connections

Yes. Flexible dates can save you up to 21% on flights from Calgary to Seattle. Sunday is the cheapest departure day at $250 round-trip on average, while Thursday is the most expensive at $314, a difference of $64.

Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

2 airlines operate flights between Calgary and Seattle. The airlines offering nonstop flights on this route include:

• Alaska Airlines
• WestJet

Flying via Kelowna (YLW) gives the shortest average 1-stop total travel time at 4h 40m, compared with 4h 43m via Vancouver Intl (YVR).

Seattle is 1 hour behind Calgary (Pacific Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

Some of the most popular sights in Seattle are Pike Place Market, Lumen Field and Space Needle. These are among the most viewed places in Seattle on KAYAK.

Among airlines operating Calgary to Seattle flights:

• WestJet: offers extra legroom; offers free seat selection
• Alaska Airlines: offers extra legroom; offers free seat selection
• Delta: offers free seat selection
• American Airlines: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Here are some options for this route, based on selected ticket types and cabin classes:

• WestJet: a cabin bag and a checked bag in Economy Class
• Alaska Airlines: a cabin bag and a checked bag in Economy Class
• Delta: a cabin bag and a checked bag in First Class

Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.