Which airports can I use when flying from St. Louis to Sault Ste. Marie?

Flights from St. Louis to Sault Ste. Marie usually depart from Lambert-St Louis (STL) and arrive at Sault Ste. Marie Chippewa County (CIU).

What cabin classes can I book on flights from St. Louis to Sault Ste. Marie?

Only Economy Class is available on flights from St. Louis to Sault Ste. Marie.

Which airports do connecting flights from St. Louis to Sault Ste. Marie pass through?

Most connecting flights from St. Louis to Sault Ste. Marie pass through Minneapolis St Paul (MSP), which handles 100% of one-stop traffic on this route.

Can I save money by using flexible dates for flights from St. Louis to Sault Ste. Marie?

Yes. Flexible dates can save you up to 24% on flights from St. Louis to Sault Ste. Marie. Friday is the cheapest departure day at $424 round-trip on average, while Wednesday is the most expensive at $555, a difference of $131. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Do I need a passport to fly from St. Louis to Sault Ste. Marie?

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

Have flight prices from St. Louis to Sault Ste. Marie changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $404 to $968. That means the highest observed fare was about 2x higher than the lowest one.

What is the time difference between St. Louis and Sault Ste. Marie?

Sault Ste. Marie is 1 hour ahead of St. Louis (Eastern Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

How much is a round-trip flight from St. Louis to Sault Ste. Marie?

Round-trip flights from St. Louis to Sault Ste. Marie typically range from $424 to $555. The lowest price found in the past 5 days was $803, on Delta.

Which airline is the cheapest to fly from St. Louis to Sault Ste. Marie?

Delta ($803) offered the cheapest round-trip ticket from St. Louis to Sault Ste. Marie in the last 5 days.

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

Flights via Minneapolis St Paul (MSP) offer the most affordable fares, with an average round-trip price of $483. Based on KAYAK data over the past 3 months.

When flying from St. Louis to Sault Ste. Marie which airport offers the shortest layover?

Minneapolis St Paul (MSP) had the shortest average connection time for St. Louis to Sault Ste. Marie layovers at 3h 11m over the past 3 months.

$404 CHEAP FLIGHTS from St. Louis to Sault Ste. Marie (STL - CIU)

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Cheapest round-trip

$803

Typical prices: $424-$555

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Fri 11/23Fri 11/30

STL - CIU • 1 stop

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

Cheap flights from St. Louis to Sault Ste. Marie with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Round-trip

One-way

Last minute

Fri, Oct 30 - Tue, Nov 3

2:38 pm - 7:35 pmSTL Lambert-St Louis-CIU Sault Ste. Marie Chippewa County

3h 57m1 stop Detroit Metropolitan Wayne County

4:03 pm - 8:51 pmCIU Sault Ste. Marie Chippewa County-STL Lambert-St Louis

5h 48m1 stop Detroit Metropolitan Wayne County

$404Delta

Sat, Oct 31 - Tue, Nov 3

10:47 am - 7:35 pmSTL Lambert-St Louis-CIU Sault Ste. Marie Chippewa County

7h 48m2 stops Atlanta Hartsfield-Jackson Detroit Metropolitan Wayne County

4:03 pm - 8:51 pmCIU Sault Ste. Marie Chippewa County-STL Lambert-St Louis

5h 48m1 stop Detroit Metropolitan Wayne County

$414Delta

Sat, Nov 7 - Wed, Nov 11

10:47 am - 7:35 pmSTL Lambert-St Louis-CIU Sault Ste. Marie Chippewa County

7h 48m2 stops Atlanta Hartsfield-Jackson Detroit Metropolitan Wayne County

7:04 am - 12:21 pmCIU Sault Ste. Marie Chippewa County-STL Lambert-St Louis

6h 17m1 stop Minneapolis St Paul

$467Delta

Sat, Nov 7 - Wed, Nov 11

10:47 am - 7:35 pmSTL Lambert-St Louis-CIU Sault Ste. Marie Chippewa County

7h 48m2 stops Atlanta Hartsfield-Jackson Detroit Metropolitan Wayne County

7:04 am - 1:23 pmCIU Sault Ste. Marie Chippewa County-STL Lambert-St Louis

7h 19m2 stops Minneapolis St Paul Detroit Metropolitan Wayne County

$472Delta

Fri, Oct 30 - Tue, Nov 3

10:14 am - 7:35 pmSTL Lambert-St Louis-CIU Sault Ste. Marie Chippewa County

8h 21m2 stops Atlanta Hartsfield-Jackson Detroit Metropolitan Wayne County

4:03 pm - 8:51 pmCIU Sault Ste. Marie Chippewa County-STL Lambert-St Louis

5h 48m1 stop Detroit Metropolitan Wayne County

$633Delta

Mon, Nov 23 - Mon, Nov 30

9:45 am - 3:40 pmSTL Lambert-St Louis-CIU Sault Ste. Marie Chippewa County

4h 55m1 stop Minneapolis St Paul

4:15 pm - 8:29 pmCIU Sault Ste. Marie Chippewa County-STL Lambert-St Louis

5h 14m1 stop Detroit Metropolitan Wayne County

$784Delta

Mon, Nov 23 - Mon, Nov 30

9:45 am - 3:40 pmSTL Lambert-St Louis-CIU Sault Ste. Marie Chippewa County

4h 55m1 stop Minneapolis St Paul

4:15 pm - 8:29 pmCIU Sault Ste. Marie Chippewa County-STL Lambert-St Louis

5h 14m1 stop Detroit Metropolitan Wayne County

$784Delta

Mon, Nov 23 - Mon, Nov 30

9:45 am - 3:40 pmSTL Lambert-St Louis-CIU Sault Ste. Marie Chippewa County

4h 55m1 stop Minneapolis St Paul

4:15 pm - 8:29 pmCIU Sault Ste. Marie Chippewa County-STL Lambert-St Louis

5h 14m1 stop Detroit Metropolitan Wayne County

$803Delta

Mon, Nov 23 - Mon, Nov 30

9:45 am - 3:40 pmSTL Lambert-St Louis-CIU Sault Ste. Marie Chippewa County

4h 55m1 stop Minneapolis St Paul

4:15 pm - 11:56 pmCIU Sault Ste. Marie Chippewa County-STL Lambert-St Louis

8h 41m2 stops Detroit Metropolitan Wayne County Atlanta Hartsfield-Jackson

$813Delta

Sat, Oct 24 - Tue, Oct 27

12:00 pm - 7:35 pmSTL Lambert-St Louis-CIU Sault Ste. Marie Chippewa County

6h 35m2 stops Atlanta Hartsfield-Jackson Detroit Metropolitan Wayne County

4:03 pm - 8:51 pmCIU Sault Ste. Marie Chippewa County-STL Lambert-St Louis

5h 48m1 stop Detroit Metropolitan Wayne County

$817Delta

Price, demand and travel trends for St. Louis to Sault Ste. Marie flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

Prices

Airlines

Layovers

How much is a round-trip flight from St. Louis to Sault Ste. Marie? This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from St. Louis to Sault Ste. Marie departing in november.

Find deals

Cheapest flight	$803

Round-trip 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.

What cabin classes can I book on flights from St. Louis to Sault Ste. Marie?
Only Economy Class is available on flights from St. Louis to Sault Ste. Marie.
Do I need a passport to fly from St. Louis to Sault Ste. Marie?
No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.
Have flight prices from St. Louis to Sault Ste. Marie changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $404 to $968. That means the highest observed fare was about 2x higher than the lowest one.
Which airports can I use when flying from St. Louis to Sault Ste. Marie?
Flights from St. Louis to Sault Ste. Marie usually depart from Lambert-St Louis (STL) and arrive at Sault Ste. Marie Chippewa County (CIU).
Which airports do connecting flights from St. Louis to Sault Ste. Marie pass through?
Most connecting flights from St. Louis to Sault Ste. Marie pass through Minneapolis St Paul (MSP), which handles 100% of one-stop traffic on this route.
Can I save money by using flexible dates for flights from St. Louis to Sault Ste. Marie?
Yes. Flexible dates can save you up to 24% on flights from St. Louis to Sault Ste. Marie. Friday is the cheapest departure day at $424 round-trip on average, while Wednesday is the most expensive at $555, a difference of $131.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
What is the time difference between St. Louis and Sault Ste. Marie?
Sault Ste. Marie is 1 hour ahead of St. Louis (Eastern Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

If your dates are flexible, aim for a Friday departure and avoid flying on Wednesday. On this route, Friday flights average $424, about $131 less than Wednesday fares (24% savings) based on the last 12 months.

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Everything you should know

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

Cheap flights from St. Louis to Sault Ste. Marie with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Price, demand and travel trends for St. Louis to Sault Ste. Marie flights

How much is a round-trip flight from St. Louis to Sault Ste. Marie?

Which airline is the cheapest to fly from St. Louis to Sault Ste. Marie?

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

When flying from St. Louis to Sault Ste. Marie which airport offers the shortest layover?

Key details for St. Louis to Sault Ste. Marie flights

Cheapest flight

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

Your St. Louis to Sault Ste. Marie flight questions, answered

Your guide to booking St. Louis to Sault Ste. Marie flights

More options for your flight from St. Louis to Sault Ste. Marie

Complete your trip to Sault Ste. Marie with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from St. Louis to Sault Ste. Marie

Find direct flights to and from St. Louis and Sault Ste. Marie

Flights from domestic origins to Sault Ste. Marie

Flights to other popular destinations