How long is the flight from Grand Junction to St. Louis?

American Airlines and United Airlines can get you from Grand Junction to St. Louis in just under 4h 08m. Your travel time can differ by up to 3h 37m. The distance between Grand Junction and St. Louis is about 974 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What is the cheapest airline to fly from Grand Junction to St. Louis round-trip?

Currently priced at $318, United Airlines will fly you from Grand Junction to St. Louis and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. This flight start at 34% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Grand Junction to St. Louis one-way?

To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $201. United Airlines flights start at $211 while deals on Delta start at $216 one-way.

What is the cheapest day to fly from Grand Junction to St. Louis?

Travelers seeking maximum savings on their Grand Junction to St. Louis flight should consider departing on Sunday mornings when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 day to fly round-trip from Grand Junction to St. Louis?

Thursday is generally a great day to depart. Flying on this day could help you save up to 38%.

What is the cheapest month to fly from Grand Junction to St. Louis?

Due to multiple factors, expect to potentially pay more when booking in May. For low rates, August can be a great choice for travel to St. Louis. Flights to St. Louis from Grand Junction in August are about $489 on average during August, but can be found for as low as $248.

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

Unlike in the morning, when flights are generally more expensive, you can save up to 11% on flights from Grand Junction to St. Louis by exploring options for tickets in the afternoon.

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

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

How can I find direct flights from Grand Junction to St. Louis?

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

Can I find deals for business class flights from Grand Junction to St. Louis?

Yes. Cheapflights offers flight deals from Grand Junction 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.

$201+ Flights from Grand Junction to St. Louis

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Cheap flight deals from Grand Junction to St. Louis

Round-trip from	$249 (American Airlines)
One-way from	$201 (American Airlines)
Popular in	May
Cheapest in	August
Average price	$308

From Grand Junction Regnl to Lambert-St Louis

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One-way flight from Grand Junction Regnl to Lambert-St Louis

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Highest demand for flights based on searches. 13% potential increase in price ($75 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($23 potential savings vs. average RT price).

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Average for round-trip flights in August 2025

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Find flight deals from Grand Junction to St. Louis

Cheapest flights from Grand Junction to St. Louis
Explore the most affordable flight options available from Grand Junction to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2025.

Thu 9/411:25 amGJT - STL

1 stop4h 08mUnited Airlines

Mon 9/85:15 amSTL - GJT

1 stop6h 35mUnited Airlines

Deal found 8/20

$349

Wed 8/276:05 pmGJT - STL

1 stop4h 48mUnited Airlines

Fri 9/59:00 amSTL - GJT

1 stop4h 36mUnited Airlines

Deal found 8/19

$394

Tue 11/115:30 amGJT - STL

1 stop6h 09mUnited Airlines

Sat 11/151:35 pmSTL - GJT

1 stop4h 19mUnited Airlines

Deal found 8/18

$439

Sun 9/75:30 amGJT - STL

2 stops7h 49mUnited Airlines

Fri 9/124:40 pmSTL - GJT

1 stop4h 36mUnited Airlines

Deal found 8/18

$452

Fri 11/217:00 amGJT - STL

1 stop13h 54mUnited Airlines

Sat 11/299:35 pmSTL - GJT

1 stop4h 26mUnited Airlines

Deal found 8/18

$498

Sun 10/124:29 pmGJT - STL

1 stop6h 20mAmerican Airlines

Thu 10/168:49 amSTL - GJT

1 stop8h 10mAmerican Airlines

Deal found 8/18

$540

Best flights from Grand Junction to St. Louis
Discover carefully curated flight deals from Grand Junction to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2025.

Fri 1/303:05 pmGJT - STL

1 stop7h 45mAmerican Airlines

Thu 2/51:48 pmSTL - GJT

1 stop7h 31mAmerican Airlines

Deal found 8/18

$249

Thu 9/411:25 amGJT - STL

1 stop4h 08mUnited Airlines

Mon 9/85:15 amSTL - GJT

1 stop6h 35mUnited Airlines

Deal found 8/20

$349

Tue 11/115:30 amGJT - STL

1 stop6h 09mUnited Airlines

Sat 11/151:35 pmSTL - GJT

1 stop4h 19mUnited Airlines

Deal found 8/18

$439

Sun 9/75:30 amGJT - STL

2 stops7h 49mUnited Airlines

Fri 9/124:40 pmSTL - GJT

1 stop4h 36mUnited Airlines

Deal found 8/18

$452

Sun 10/124:29 pmGJT - STL

1 stop6h 20mAmerican Airlines

Thu 10/168:49 amSTL - GJT

1 stop8h 10mAmerican Airlines

Deal found 8/18

$540

Fri 11/217:00 amGJT - STL

1 stop13h 54mUnited Airlines

Sat 11/299:35 pmSTL - GJT

1 stop4h 26mUnited Airlines

Deal found 8/18

$498

Last-minute flights from Grand Junction to St. Louis
Discover last-minute flight deals from Grand Junction to St. Louis. Data last updated August 21, 2025 and is based on user searches.

Sun 8/245:30 amGJT - STL

1 stop6h 13mUnited Airlines

Tue 8/264:40 pmSTL - GJT

1 stop4h 36mUnited Airlines

Deal found 8/20

$661

Wed 8/276:05 pmGJT - STL

1 stop4h 48mUnited Airlines

Fri 9/59:00 amSTL - GJT

1 stop4h 36mUnited Airlines

Deal found 8/19

$394

Thu 9/411:25 amGJT - STL

1 stop4h 08mUnited Airlines

Mon 9/85:15 amSTL - GJT

1 stop6h 35mUnited Airlines

Deal found 8/20

$349

Sun 9/75:30 amGJT - STL

2 stops7h 49mUnited Airlines

Fri 9/124:40 pmSTL - GJT

1 stop4h 36mUnited Airlines

Deal found 8/18

$452

One-way flights from Grand Junction to St. Louis
Search for one-way flight options from Grand Junction to St. Louis. Find affordable one-way fares based on user searches. Data last updated August 21, 2025.

Sun 11/164:25 pmGJT - STL

1 stop5h 04mAmerican Airlines

Deal found 8/18

$201

Thu 9/43:19 pmGJT - STL

1 stop4h 27mUnited Airlines

Deal found 8/19

$211

Thu 9/46:50 pmGJT - STL

2 stops13h 25mDelta

Deal found 8/19

$216

Sun 11/165:30 amGJT - STL

2 stops9h 16mUnited Airlines

Deal found 8/18

$316

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Grand JunctionSt. Louis

GJT - STL

GJTSTL

Grand Junction Regnl

Fri 1/30

3:05 pm-11:50 pm

1 stop7h 45m

Lambert-St Louis

Thu 2/5

1:48 pm-8:19 pm

1 stop7h 31m

$249

Grand JunctionSt. Louis

GJT - STL

GJTSTL

Grand Junction Regnl

Thu 9/4

11:25 am-4:33 pm

1 stop4h 08m

Lambert-St Louis

Mon 9/8

5:15 am-10:50 am

1 stop6h 35m

$349

Grand JunctionSt. Louis

GJT - STL

GJTSTL

Grand Junction Regnl

Tue 11/11

5:30 am-12:39 pm

1 stop6h 09m

Lambert-St Louis

Sat 11/15

1:35 pm-4:54 pm

1 stop4h 19m

$439

Grand JunctionSt. Louis

GJT - STL

GJTSTL

Grand Junction Regnl

Sun 9/7

5:30 am-2:19 pm

2 stops7h 49m

Lambert-St Louis

Fri 9/12

4:40 pm-8:16 pm

1 stop4h 36m

$452

Grand JunctionSt. Louis

GJT - STL

GJTSTL

Grand Junction Regnl

Fri 11/21

7:00 am-9:54 pm

1 stop13h 54m

Lambert-St Louis

Sat 11/29

9:35 pm-1:01 am

1 stop4h 26m

$498

Grand JunctionSt. Louis

GJT - STL

GJTSTL

Grand Junction Regnl

Sun 10/12

4:29 pm-11:49 pm

1 stop6h 20m

Lambert-St Louis

Thu 10/16

8:49 am-3:59 pm

1 stop8h 10m

$540

Grand JunctionSt. Louis

GJT - STL

GJTSTL

Grand Junction Regnl

Sun 11/16

4:25 pm-10:29 pm

1 stop5h 04m

$201

Grand JunctionSt. Louis

GJT - STL

GJTSTL

Grand Junction Regnl

Thu 9/4

3:19 pm-8:46 pm

1 stop4h 27m

$211

Grand JunctionSt. Louis

GJT - STL

GJTSTL

Grand Junction Regnl

Thu 9/4

11:46 am-6:00 pm

1 stop5h 14m

$211

Grand JunctionSt. Louis

GJT - STL

GJTSTL

Grand Junction Regnl

Thu 9/4

6:50 pm-9:15 am

2 stops13h 25m

$216

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Showing 1-10 of 11 results

Best time to book a flight from Grand Junction to St. Louis

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

What is the cheapest month to book a flight from Grand Junction to St. Louis?

Currently, August is the cheapest month in which you can book a flight from Grand Junction to St. Louis (average of $311). Flying from Grand Junction 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.

Reviews of airlines servicing St. Louis

Get a feel of what it's like to fly with United Airlines from Grand Junction to St. Louis by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,928 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

United Airlines

7.4

Good

8,928 reviews

United Airlines

7.4

Good

8,928 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

How long is the flight from Grand Junction to St. Louis?
American Airlines and United Airlines can get you from Grand Junction to St. Louis in just under 4h 08m. Your travel time can differ by up to 3h 37m. The distance between Grand Junction and St. Louis is about 974 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What is the cheapest airline to fly from Grand Junction to St. Louis round-trip?
Currently priced at $318, United Airlines will fly you from Grand Junction to St. Louis and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. This flight start at 34% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Grand Junction to St. Louis one-way?
To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $201. United Airlines flights start at $211 while deals on Delta start at $216 one-way.
Can I find deals for flights from Grand Junction to St. Louis that include hotel bookings?
Yes. In addition to deals on Grand Junction to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Grand Junction to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Grand Junction to St. Louis.
Can I find deals for business class flights from Grand Junction to St. Louis?
Yes. Cheapflights offers flight deals from Grand Junction 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 Grand Junction to St. Louis?
Currently, August is the cheapest month in which you can book a flight from Grand Junction to St. Louis (average of $311). Flying from Grand Junction 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.

See more FAQs

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Chesterfield

Farmington

Festus

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Grand Junction to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$318	Average$534	FlexibilityNo cancel fee	On-time69%

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$201+ Cheap flights from Grand Junction to St. Louis (GJT - STL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/16. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Grand Junction 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 Grand Junction to St. Louis

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Grand Junction to St. Louis

Cheapest flights from Grand Junction to St. LouisExplore the most affordable flight options available from Grand Junction to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2025.

Explore the most affordable flight options available from Grand Junction to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Grand Junction to St. Louis

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

Cheapflights Insights

Everything you need to know about your flight from Grand Junction to St. Louis

What is the cheapest month to book a flight from Grand Junction to St. Louis?

Reviews of airlines servicing St. Louis

Get a feel of what it's like to fly with United Airlines from Grand Junction to St. Louis by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Grand Junction 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 Grand Junction to St. Louis?

What is the cheapest airline to fly from Grand Junction to St. Louis round-trip?

What are the cheapest airlines to fly from Grand Junction to St. Louis one-way?

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

How can I find direct flights from Grand Junction to St. Louis?

Can I find deals for business class flights from Grand Junction to St. Louis?

What is the cheapest month to book a flight from Grand Junction to St. Louis?

Traveling to a place near St. Louis?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Grand Junction to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Grand Junction to St. Louis

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Cheapest flights from Grand Junction to St. Louis
Explore the most affordable flight options available from Grand Junction to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2025.