Nonstop flight about 1 h 27
Seattle from Calgary
Published October 4, 2026 · HolidayWow editors · Written with AI, numbers checked against our data ·
From Calgary, a nonstop flight gets you in Seattle in about 1 h 27. You land at Seattle–Tacoma International Airport (SEA), 18 km from the destination, after 727 km of flight.
In Seattle, the best months for a trip are July and August, with daytime highs up to 23 °C.
7 days in Seattle in August, Beach and hiking, from Calgary on your own
Plan a trip- Flight time from Calgary
- about 1 h 27
- Flight distance YYC to SEA
- 727 km
- Nonstop from YYC
- Nonstop flight
- Best time to go
- July and August
Flight times estimated from the distance, nonstop routes according to OpenTravelData.
Choosing a Calgary to Seattle flight
Compare flights from Calgary International Airport with a focus on the total journey, including your route to YYC, the flight from YYC, your transfer into Seattle and the return arrangements.
A good comparison starts with the details that shape your day. Check the departure and arrival airports, connection points, baggage conditions and the final transfer into the city. Live partner options on this page show current fares and can be booked through the links in your trip plan.
Leave space around your plans when the return schedule allows it. An early departure may suit a compact city break, while a later flight can work well for travellers who want another Seattle morning. Add your dates inside HolidayWow once your flights are chosen, and each day card can reflect the correct weekday and current travel details.
Choosing the season for your Seattle visit
Summer gives Seattle its clearest window for long walks, waterfront views and outdoor activities. July and August reach daytime highs of 23 °C, with July bringing 10 sunshine hours and 4 rain days. Pack a light layer for cool evenings and mornings, especially if your days begin outdoors.
Spring and autumn suit visitors who want comfortable daytime temperatures and room for neighbourhood walks. April and May reach 13 °C and 17 °C, while September and October reach 21 °C and 15 °C. Rain remains part of the regional pattern, so a compact indoor option beside each outdoor activity gives your day flexibility.
Winter has its own appeal, with clear days between showers and a city that is well suited to food, museums and cafés. January and December reach 7 °C during the day and 2 °C overnight. The climate data comes from NASA POWER daily air records for 2006 to 2025, helping you pack for Seattle rather than guess from the season label.

Where to base yourself in Seattle
Downtown works well for travellers who want the Space Needle, Seattle Centre, waterfront walks and convenient evening dining close together. It also makes an arrival day simple because you can begin a walk without building a complicated route through the city.

The waterfront is useful for a stay centred on ferry views, public spaces and access around Elliott Bay. If you prefer local character and a slower morning, Capitol Hill and Pioneer Square give you distinct neighbourhoods to explore, with restaurants, markets and city sights within reach.
A central base suits a first visit, while a neighbourhood stay can suit a longer visit or a relaxed pace. HolidayWow places each day, stop and route on the map, so moving between downtown, the waterfront and other districts takes seconds to review. You can also choose a relaxed pace with one or two stops per day.

Seattle from Calgary
From Calgary, Seattle is {{dist.home:YYC}} away as the crow flies. Toronto lies {{dist.home:YYZ}} away. From Vancouver it is {{dist.home:YVR}}. From Calgary, the months that pay off most are June, July, August and September.
Montreal lies {{dist.home:YUL}} away. From Ottawa it is {{dist.home:YOW}}. The plan adds the ride to the airport, the flight with live fares from our partners, and the transfer to your first stay.

Airports at the destination
Your nonstop flight from Calgary lands at Seattle–Tacoma International Airport (SEA), 18 km from the destination.
SEASeattle–Tacoma International Airport18 km to the destination, about 1 h 27 from YYC, 727 km of flightNonstop
BFIKing County International Airport - Boeing Field9 km to the destination, about 1 h 27 from YYC, 721 km of flight
PAESeattle Paine Field International Airport34 km to the destination, about 1 h 25 from YYC, 695 km of flight
Best time to travel in Seattle
In Seattle, the best months for a trip are July and August, with daytime highs up to 23 °C.
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day °C | 7 | 8 | 11 | 13 | 17 | 20 | 23 | 23 | 21 | 15 | 10 | 7 |
| Night °C | 2 | 2 | 3 | 5 | 8 | 11 | 13 | 13 | 11 | 7 | 4 | 2 |
| Sun h/day | 2 | 3 | 4 | 6 | 7 | 8 | 10 | 9 | 7 | 4 | 2 | 2 |
| Rain days | 19 | 18 | 20 | 17 | 12 | 11 | 4 | 5 | 10 | 15 | 20 | 20 |
The best months for Seattle
Daytime highs range from 7 °C in January to 23 °C in July. July is the driest with 4 rain days and March the wettest with 20. July brings the most sun, around 10 hours daily.

Comfortable sightseeing weather, with highs between the low twenties and about thirty degrees, comes in June, July, August and September.
- January: 7 °C, 19 rain days, 2 h of sun
- February: 8 °C, 18 rain days, 3 h of sun
- March: 11 °C, 20 rain days, 4 h of sun
- April: 13 °C, 17 rain days, 6 h of sun
- May: 17 °C, 12 rain days, 7 h of sun
- June: 20 °C, 11 rain days, 8 h of sun
- July: 23 °C, 4 rain days, 10 h of sun
- August: 23 °C, 5 rain days, 9 h of sun
- September: 21 °C, 10 rain days, 7 h of sun
- October: 15 °C, 15 rain days, 4 h of sun
- November: 10 °C, 20 rain days, 2 h of sun
- December: 7 °C, 20 rain days, 2 h of sun

A day in Seattle in June
Begin with a long walk while the light is soft. Around midday it reaches 20 °C, ideal for the outdoor highlight of the day. By night it is 11 °C: a cosy restaurant suits the evening.



What to pack for Seattle
For July, plan for changeable mild weather: 23 °C in the day, 13 °C after dark, 4 days of rain. The packing list in your plan adjusts itself to the month and the days you pick.

- Comfortable walking shoes
- A warm layer for the evenings
- A travel adapter for your chargers

Live prices for Seattle
Stays, tours and flights for Seattle show their live price from our partners, in your currency, right below. We never estimate a price: what you see is what the partner charges today.



Weather in Seattle month by month
- January
7 °C
- February
8 °C
- March
11 °C
- April
13 °C
- May
17 °C
- June
20 °C
- July
23 °C
- August
23 °C
- September
21 °C
- October
15 °C
- November
10 °C
- December
7 °C
Nonstop flights in Seattle from other airports
Besides Calgary, nonstop flights in Seattle leave from 2 other airports; the closest to Calgary is Edmonton, with a flight time of about 1 h 39.
- YYCSeattle from Calgaryabout 1 h 27 to SEA, nonstop
- YEGSeattle from Edmontonabout 1 h 39 to SEA, nonstop
- YYZSeattle from Torontoabout 4 h 23 to SEA, nonstop
Flight times estimated from the distance, nonstop routes according to OpenTravelData.
A three day Seattle city break
Begin with the Space Needle and Seattle Centre, then walk towards the waterfront and the waterfront piers. Keep the middle of the day centred on one nearby district so you can respond to rain or sunshine without adding a long transfer. A relaxed evening around your hotel gives you time to see the skyline from the water.

Use the second day for Capitol Hill, Pioneer Square and a local food stop chosen according to your interests. Add the Museum of Pop Culture or another indoor attraction if the weather calls for it. The evening can return to the waterfront for a clear view of the city lights and the Space Needle.
For the third day, choose between a scenic excursion toward the mountains or a continuation through Seattle's urban attractions. The best final day is the one that matches your group, whether you value art, history, shopping, family activities or a long walk. A balanced pace fits two to three stops and leaves room for a relaxed meal.

What to bring for Calgary travellers
Pack layers that work across Seattle's changing conditions. A water resistant jacket is useful for showers, while comfortable shoes make walks around downtown, Capitol Hill, Pioneer Square and the waterfront easier. In summer, add light clothing for daytime warmth and a sweater or fleece for the evening.

Your packing list can be linked to the month and destination you choose in HolidayWow. Add the plan, climate information and your own activities, then use the checklist to keep travel documents, clothing and small essentials together. A document vault keeps passports, tickets and confirmations with the trip they belong to.
The app is free to download and to plan with, and it supports voice input and large text. These features are useful when you are comparing flights, adjusting dates or adding a final activity after everyone has shared their preferences. The side panel assistant can change a selected day, stop or trip moment on request.

Plan the trip with the Calgary holiday calendar
A Calgary departure fits neatly into a Canadian long weekend, March break, summer vacation or Christmas break plan. The Long Weekend planner can help you connect public holidays and leave days, while a typical Canadian vacation period gives you room to build a longer Seattle stay. Start with the travel dates, then add the city and the attractions you want to see.
The map first view helps you judge the whole route before opening individual bookings. Days become route cards, every stop receives a pin, and the plan displays the travel legs you have selected. Change the pace to relaxed, balanced or packed according to the group, then drag a stop to another day and let the plan checker reorder that day.
Share one link with your travel companions. Everyone can view the same map, while group members can vote, comment and use editing roles. Live partner options for stays, tours, transport and flights appear in the plan with current prices or a button to check the live price, making the page useful before and after you book.
Seattle from Calgary: frequently asked questions
How far is Seattle from Calgary?
The distance helps you compare the journey with other destinations, while live flight and transfer details can be added to a HolidayWow plan once you choose your travel dates.
What is the best time to visit Seattle?
July and August offer the warmest daytime climate, with temperatures reaching 23 °C. June, September and April also suit many sightseeing trips, with a mixture of comfortable days, outdoor activities and room for Seattle's indoor attractions.
Can I plan a Seattle trip in HolidayWow?
Yes. Describe the trip in one sentence or by voice, including Seattle, your dates, your group and your preferred pace. HolidayWow creates an editable map plan with days, stops, routes, climate information, live prices and options for sharing the itinerary.
How do I choose where to stay in Seattle?
Downtown and the waterfront suit visitors who want the Space Needle, Seattle Centre, ferry views and easy evening walks. Capitol Hill and Pioneer Square provide local atmosphere and a different daily rhythm. Compare the areas with your attractions, then use a central base for a first visit.
Does HolidayWow help with flights and bookings?
HolidayWow shows live partner flight options and links for stays, tours and transport inside the plan. You can compare current prices, add booking details to the trip, keep documents together and share the same itinerary with your travel group.
More nonstop destinations from Calgary
iPhoto: Ken Lund from Las Vegas, Nevada, USA · CC BY-SA 2.0 · Wikimedia CommonsUnited StatesLas Vegasabout 2 h 32 flight
United StatesFloridaabout 4 h 50 flight
iPhoto: Bernard Gagnon · CC BY-SA 3.0 · Wikimedia CommonsUnited StatesSan Diegoabout 2 h 58 flight
Sea 19 °C in October
iPhoto: Diego Delso · CC BY-SA 3.0 · Wikimedia CommonsUnited StatesChicagoabout 3 h 09 flight
Plan your trip in Seattle from Calgary
Describe your trip in one sentence. When, who with and what matters to you.



