$520+ Cheap flights from Sault Ste. Marie to Seattle (CIU - SEA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/16. Fares are subject to change and may not be available on all flights or dates of travel.
CIU — SEA
Nov 27 — Dec 41
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Find flight deals from Sault Ste. Marie to Seattle
Cheapest flights from Sault Ste. Marie to SeattleExplore the most affordable flight options available from Sault Ste. Marie to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.
Explore the most affordable flight options available from Sault Ste. Marie to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/154:18 pmCIU - SEA
1 stop9h 05mDelta
Thu 11/206:00 amSEA - CIU
1 stop6h 43mDelta
Deal found 10/26![Delta logo]()
$523
Cheap flight deals from Sault Ste. Marie to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Sault Ste. Marie (CIU) to Seattle (SEA). 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 October 28, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $520 (Delta) |
Cheapflights Fare Finder
Customize your flight search to find flights from Sault Ste. Marie to Seattle 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 2,558,603 searches. Data last updated October 28, 2025.
Use the filters below to find and compare flights from Sault Ste. Marie to Seattle that are best for you.
Fly from
Sault Ste. Marie
Fly to
Seattle
Route
Depart
Return
Price
Sault Ste. MarieSeattle
CIU - SEA
CIUSEA
Sault Ste. Marie Chippewa County
Thu 4/16
3:55 pm-10:32 am
2 stops21h 37m
Seattle/Tacoma Intl
Mon 4/20
6:05 am-3:15 pm
1 stop6h 10m
$520
Sault Ste. MarieSeattle
CIU - SEA
CIUSEA
Sault Ste. Marie Chippewa County
Sat 11/15
6:53 am-2:45 pm
2 stops10h 52m
Seattle/Tacoma Intl
Thu 11/20
6:00 am-3:43 pm
1 stop6h 43m
$533
Sault Ste. MarieSeattle
CIU - SEA
CIUSEA
Sault Ste. Marie Chippewa County
Wed 11/12
4:18 pm-10:23 pm
1 stop9h 05m
Seattle/Tacoma Intl
Thu 11/20
6:00 am-3:43 pm
1 stop6h 43m
$783
Compare providers for flights from Sault Ste. Marie to Seattle
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sault Ste. Marie to Seattle in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Sault Ste. Marie-Seattle flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Sault Ste. Marie-Seattle flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Sault Ste. Marie-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Sault Ste. Marie-Seattle flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sault Ste. Marie-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Sault Ste. Marie to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Sault Ste. Marie with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Related info for your journey
Find useful and relevant information for your journey from Sault Ste. Marie to Seattle. 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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