How long is the flight from Iron Mountain to St. Louis?

Delta can get you from Iron Mountain to St. Louis in just under 5h 51m. Your travel time can differ by up to . Airlines will cover a distance of 501 mi.

What is the cheapest month to book a flight from Iron Mountain to St. Louis?

Currently, August is the cheapest month in which you can book a flight from Iron Mountain to St. Louis (average of $311). Flying from Iron Mountain to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

What is the cheapest time of day to fly from IMT to STL?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Iron Mountain to St. Louis as you normally would.

Can I find deals for flights from Iron Mountain to St. Louis that include hotel bookings?

Yes. In addition to deals on Iron Mountain to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Iron Mountain to St. Louis?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Iron Mountain to St. Louis.

Can I find deals for business class flights from Iron Mountain to St. Louis?

Yes. Cheapflights offers flight deals from Iron Mountain to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$362+ Cheap Flights from Iron Mountain to St. Louis

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Cheap flight deals from Iron Mountain to St. Louis

Round-trip from	$362 (Delta)

From Iron Mountain Ford to Lambert-St Louis

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Cheapest flights from Iron Mountain to St. Louis
Explore the most affordable flight options available from Iron Mountain to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

Thu 10/210:55 amIMT - STL

1 stop5h 50mDelta

Sun 10/56:40 amSTL - IMT

1 stop3h 40mDelta

Deal found 9/15

$392

Best flights from Iron Mountain to St. Louis
Discover carefully curated flight deals from Iron Mountain to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2025.

Sat 3/710:59 amIMT - STL

1 stop5h 51mDelta

Tue 3/106:45 amSTL - IMT

1 stop3h 39mDelta

Deal found 9/14

$362

Thu 10/210:55 amIMT - STL

1 stop5h 50mDelta

Sun 10/56:40 amSTL - IMT

1 stop3h 40mDelta

Deal found 9/15

$392

Last-minute flights from Iron Mountain to St. Louis
Discover last-minute flight deals from Iron Mountain to St. Louis. Data last updated September 17, 2025 and is based on user searches.

Thu 10/210:55 amIMT - STL

1 stop5h 50mDelta

Sun 10/56:40 amSTL - IMT

1 stop3h 40mDelta

Deal found 9/15

$392

Cheapflights Fare Finder

Use the filters below to find and compare flights from Iron Mountain to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Iron MountainSt. Louis

IMT - STL

IMTSTL

Iron Mountain Ford

Sat 3/7

10:59 am-4:50 pm

1 stop5h 51m

Lambert-St Louis

Tue 3/10

6:45 am-10:24 am

1 stop3h 39m

$362

Iron MountainSt. Louis

IMT - STL

IMTSTL

Iron Mountain Ford

Thu 10/2

10:55 am-4:45 pm

1 stop5h 50m

Lambert-St Louis

Sun 10/5

6:40 am-10:20 am

1 stop3h 40m

$392

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Best time to book a flight from Iron Mountain to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Iron Mountain 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

How long is the flight from Iron Mountain to St. Louis?
Delta can get you from Iron Mountain to St. Louis in just under 5h 51m. Your travel time can differ by up to . Airlines will cover a distance of 501 mi.
Can I find deals for flights from Iron Mountain to St. Louis that include hotel bookings?
Yes. In addition to deals on Iron Mountain to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Iron Mountain to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Iron Mountain to St. Louis.
Can I find deals for business class flights from Iron Mountain to St. Louis?
Yes. Cheapflights offers flight deals from Iron Mountain to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Iron Mountain to St. Louis?
Currently, August is the cheapest month in which you can book a flight from Iron Mountain to St. Louis (average of $311). Flying from Iron Mountain to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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$362+ Cheap flights from Iron Mountain to St. Louis (IMT - STL)

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 3/7. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Iron Mountain to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Iron Mountain to St. Louis

Round-trip from

Find flight deals from Iron Mountain to St. Louis

Cheapest flights from Iron Mountain to St. LouisExplore the most affordable flight options available from Iron Mountain to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

Explore the most affordable flight options available from Iron Mountain to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Iron Mountain to St. Louis that are best for you.

Best time to book a flight from Iron Mountain to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Iron Mountain with our price prediction graph.

Related info for your journey

Find useful and relevant information for your journey from Iron Mountain to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Iron Mountain to St. Louis?

Can I find deals for flights from Iron Mountain to St. Louis that include hotel bookings?

How can I find direct flights from Iron Mountain to St. Louis?

Can I find deals for business class flights from Iron Mountain to St. Louis?

What is the cheapest month to book a flight from Iron Mountain to St. Louis?

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Cheapest flights from Iron Mountain to St. Louis
Explore the most affordable flight options available from Iron Mountain to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.