$462+ Cheap flights from Washington to Sault Ste. Marie (CIU)
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 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CIU
Dec 3 — Dec 101
1 adult, Economy
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1. Tell us where you want to go
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Cheapest flights from Washington to Sault Ste. MarieExplore the most affordable flight options available from Washington to Sault Ste. Marie. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.
Explore the most affordable flight options available from Washington to Sault Ste. Marie. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.
This Delta deal was found by Cheapflights users on 11/2. 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.
Fri 12/266:10 amSEA - CIU
1 stop6h 26mDelta
Sat 1/34:15 pmCIU - SEA
1 stop9h 10mDelta
Deal found 11/2![Delta logo]()
$1,034
Cheap flight deals from Washington to Sault Ste. Marie
Keep the following information in mind while searching for Washington to Sault Ste. Marie flight deals. Data was last updated November 3, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $462 (Delta) |
Cheapflights Fare Finder
Customize your flight search to find flights from Washington to Sault Ste. Marie 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 November 3, 2025.
Use the filters below to find and compare flights from Washington to Sault Ste. Marie that are best for you.
Fly from
Washington
Fly to
Sault Ste. Marie
Route
Depart
Return
Price
SeattleSault Ste. Marie
SEA - CIU
SEACIU
Seattle/Tacoma Intl
Tue 4/21
9:55 am-7:12 pm
1 stop6h 17m
Sault Ste. Marie Chippewa County
Sat 4/25
7:01 am-12:18 pm
1 stop8h 17m
$462
PortlandSault Ste. Marie
PDX - CIU
PDXCIU
Portland
Sat 4/25
6:15 am-3:15 pm
1 stop6h 00m
Sault Ste. Marie Chippewa County
Wed 4/29
3:55 pm-9:46 pm
1 stop8h 51m
$462
SeattleSault Ste. Marie
SEA - CIU
SEACIU
Seattle/Tacoma Intl
Fri 12/26
6:10 am-3:36 pm
1 stop6h 26m
Sault Ste. Marie Chippewa County
Sat 1/3
4:15 pm-10:25 pm
1 stop9h 10m
$1,034
Best time to book a flight from Washington to Sault Ste. Marie
Have a flexible travel schedule? Discover the best time to fly to Sault Ste. Marie from Washington 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.
Cheapflights Insights
Everything you need to know about your flight from Washington to Sault Ste. Marie
What is the cheapest time of day to fly from WA to CIU?
Find hourly flight availability from Washington to Sault Ste. Marie. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 3, 2025.
It’s typically best to fly out from State of Washington to Sault Ste. Marie in the afternoon. Doing so could potentially save you 41% on the flight price compared to flying at noon, which is usually more expensive.
Related info for your journey
Find useful and relevant information for your journey from Washington to Sault Ste. Marie. 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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Alternative routes for Washington to Sault Ste. Marie
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Washington to Sault Ste. Marie
Discover the top airline that operate flights from Washington to Sault Ste. Marie. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 3, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$581 | Average$758 | FlexibilityNo cancel fee | On-timeN/A |