STL - CIU

$259 Find Cheap Flights from St. Louis to Sault Ste. Marie

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight from St. Louis to Sault Ste. Marie departing on 4/15. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Sault Ste. Marie

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from St. Louis to Sault Ste. Marie, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from St. Louis to Sault Ste. Marie, as well as popular online travel agencies
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Everything you should know

Cheapest round-trip
$259
Delta
Wed 4/15Sat 4/18
STL - CIU • 1 stop
Cheapest one-way
Multiple Airlines
Thu 10/30
STL - CIU • multi-stop
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Sault Ste. Marie!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from St. Louis to Sault Ste. Marie (STL-CIU)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from St. Louis to Sault Ste. Marie that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from St. Louis to Sault Ste. Marie

Wed, Apr 15 - Sat, Apr 18
Delta Logo
2:18 pm - 7:12 pmSTL-CIU
3h 54m1 stop
Delta Logo
7:01 am - 11:30 amCIU-STL
5h 29m1 stop
$259Delta
Find Deal
Wed, Apr 15 - Sat, Apr 18
Delta Logo
2:18 pm - 7:12 pmSTL-CIU
3h 54m1 stop
Delta Logo
7:01 am - 11:30 amCIU-STL
5h 29m1 stop
$269Delta
Find Deal
Wed, Apr 15 - Sat, Apr 18
Delta Logo
7:20 am - 7:12 pmSTL-CIU
10h 52m2 stops
Delta Logo
7:01 am - 11:30 amCIU-STL
5h 29m1 stop
$294Delta
Find Deal
Thu, Nov 13 - Mon, Nov 17
Delta Logo
2:36 pm - 7:56 pmSTL-CIU
4h 20m1 stop
Delta Logo
4:18 pm - 11:23 pmCIU-STL
8h 05m2 stops
$304Delta
Find Deal
Thu, Nov 13 - Mon, Nov 17
Delta Logo
9:33 am - 7:56 pmSTL-CIU
9h 23m2 stops
Delta Logo
4:18 pm - 11:23 pmCIU-STL
8h 05m2 stops
$309Delta
Find Deal
Wed, Apr 15 - Sat, Apr 18
Delta Logo
7:20 am - 7:12 pmSTL-CIU
10h 52m2 stops
Delta Logo
7:01 am - 11:30 amCIU-STL
5h 29m1 stop
$314Delta
Find Deal
Wed, Apr 15 - Sat, Apr 18
Delta Logo
2:18 pm - 7:12 pmSTL-CIU
3h 54m1 stop
Delta Logo
3:55 pm - 11:38 pmCIU-STL
8h 43m2 stops
$339Delta
Find Deal
Wed, Apr 15 - Sat, Apr 18
Delta Logo
7:20 am - 7:12 pmSTL-CIU
10h 52m2 stops
Delta Logo
7:01 am - 1:17 pmCIU-STL
7h 16m2 stops
$369Delta
Find Deal
Wed, Apr 15 - Sat, Apr 18
Delta Logo
7:20 am - 7:12 pmSTL-CIU
10h 52m2 stops
Delta Logo
3:55 pm - 11:38 pmCIU-STL
8h 43m2 stops
$439Delta
Find Deal
Thu, Nov 13 - Mon, Nov 17
Delta Logo
2:36 pm - 7:56 pmSTL-CIU
4h 20m1 stop
Delta Logo
4:18 pm - 8:46 pmCIU-STL
5h 28m1 stop
$559Delta
Find Deal
Booking Insights

KAYAK's insights & trends for St. Louis to Sault Ste. Marie flights

Get data-powered insights and trends into flights from St. Louis to Sault Ste. Marie to help you find the cheapest flights, the best time to fly and much more.

What is the most popular layover airport when flying from St. Louis to Sault Ste. Marie?

Percentage of 1-stop round-trip flights from St. Louis to Sault Ste. Marie chosen by KAYAK users via each layover airport in the last 12 months (only includes trips with the same layover airport on both legs).

Chicago (ORD) is the top choice – 50% of KAYAK users who clicked on 1-stop flights from St. Louis to Sault Ste. Marie picked an itinerary connecting there.

What is the cheapest layover airport when flying from St. Louis to Sault Ste. Marie?

Average round-trip price for 1-stop flights from St. Louis to Sault Ste. Marie clicked by KAYAK users in the last 12 months (only includes trips with the same layover airport on both legs).

Flights via Chicago (ORD) offer the most affordable fares, with an average round-trip price of $641.

Which layover airport offers the shortest total travel time from St. Louis to Sault Ste. Marie?

Shortest average total travel time for 1-stop one-way flights from St. Louis to Sault Ste. Marie via different layover airports, based on KAYAK user data from the last 12 months.

Consider flying via Minneapolis (MSP) for the shortest journey. The average one-way travel time for flights connecting there is 4h 14m.

Which layover airport has the quickest connection when flying from St. Louis to Sault Ste. Marie?

Average layover duration at different layover airports for 1-stop one-way flights from St. Louis to Sault Ste. Marie, based on KAYAK user data from the last 12 months.

If you prefer a quick connection, Minneapolis (MSP) often has the shortest layovers from St. Louis to Sault Ste. Marie, with an average of 1h 03m.

Find deals

Good to know

Cheapest flight$259
Flight from St. Louis to Sault Ste. Marie

When to book flights from St. Louis to Sault Ste. Marie

Are your dates flexible? Find out the best times to travel from St. Louis to Sault Ste. Marie based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from St. Louis to Sault Ste. Marie

  • What is the cheapest flight from St. Louis to Sault Ste. Marie?

    In the last 3 days, the lowest price for a flight from St. Louis to Sault Ste. Marie was $259 for a round-trip ticket.

  • Do I need a passport to fly between St. Louis and Sault Ste. Marie?

    A passport is not required to fly from St. Louis to Sault Ste. Marie.

  • Which airports will I be using when flying from St. Louis to Sault Ste. Marie?

    When flying out of St. Louis you will be using Lambert-St Louis. You will be landing at Sault Ste. Marie, also known as Sault Ste. Marie Chippewa County.

  • Which aircraft models fly most regularly from St. Louis to Sault Ste. Marie?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from St. Louis to Sault Ste. Marie?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from St. Louis to Sault Ste. Marie.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from St. Louis to Sault Ste. Marie?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Sault Ste. Marie from St. Louis is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from St. Louis to Sault Ste. Marie?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Sault Ste. Marie with an airline and back to St. Louis with another airline. Booking your flights between St. Louis and CIU can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from St. Louis to Sault Ste. Marie?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Sault Ste. Marie from St. Louis up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from St. Louis to Sault Ste. Marie

Information on your arrival and departure airports

St. Louis (STL)
Sault Ste. Marie (CIU)

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