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$185+ Cheap flights from Saint George to Denver (SGU - DEN)

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 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
SGU — DEN
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheapflights Tip: The best prices from Saint George to Denver Intl are usually found in July or August, booked 70 days in advance, depart on a Thursday or Wednesday and return on a Saturday

Cheap flight deals from Saint George to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Saint George (SGU) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 15, 2025.

Round-trip from

$248
(United Airlines)

One-way from

$185
(American Airlines)

Popular in

March

Cheapest in

July

Average price

$331

Good round-trip deal

$317 or less

Good one-way deal

$275 or less
From Saint George to Denver Intl
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One-way flight from Saint George to Denver Intl
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Highest demand for flights based on searches. 8% potential increase in price ($31 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Saint George to Denver Intl.
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Price to beat on a one-way flight from Saint George to Denver Intl.
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Find flight deals from Saint George to Denver

Cheapest flights from Saint George to Denver
Explore the most affordable flight options available from Saint George to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This United Airlines deal was found by Cheapflights users on 9/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/65:30 pmSGU - DEN
Nonstop1h 55mUnited Airlines
Sun 11/98:15 amDEN - SGU
Nonstop1h 52mUnited Airlines
Deal found 9/13$248
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/75:00 amSGU - DEN
Nonstop1h 55mUnited Airlines
Sun 11/98:15 amDEN - SGU
Nonstop1h 52mUnited Airlines
Deal found 9/14$273
This Delta deal was found by Cheapflights users on 9/12. 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.
Thu 12/186:00 amSGU - DEN
1 stop3h 29mDelta
Thu 1/17:10 amDEN - SGU
1 stop3h 37mDelta
Deal found 9/12$292
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/207:30 amSGU - DEN
1 stop4h 07mAmerican Airlines
Sun 11/235:28 amDEN - SGU
1 stop5h 42mAmerican Airlines
Deal found 9/14$310
This United Airlines deal was found by Cheapflights users on 9/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/75:00 amSGU - DEN
Nonstop1h 55mUnited Airlines
Mon 11/108:15 amDEN - SGU
Nonstop1h 52mUnited Airlines
Deal found 9/13$321
This United Airlines deal was found by Cheapflights users on 9/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/185:18 amSGU - DEN
Nonstop1h 47mUnited Airlines
Sat 9/278:05 amDEN - SGU
Nonstop1h 51mUnited Airlines
Deal found 9/13$323
This American Airlines deal was found by Cheapflights users on 9/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/64:45 pmSGU - DEN
1 stop5h 44mAmerican Airlines
Sun 11/910:43 amDEN - SGU
1 stop5h 31mAmerican Airlines
Deal found 9/13$340
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/257:30 amSGU - DEN
1 stop4h 07mAmerican Airlines
Fri 11/2810:43 amDEN - SGU
1 stop5h 31mAmerican Airlines
Deal found 9/14$344
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/255:00 amSGU - DEN
Nonstop1h 55mUnited Airlines
Fri 11/288:15 amDEN - SGU
Nonstop1h 52mUnited Airlines
Deal found 9/14$346
This American Airlines deal was found by Cheapflights users on 9/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/294:45 pmSGU - DEN
1 stop5h 19mAmerican Airlines
Fri 10/3112:13 pmDEN - SGU
1 stop4h 00mAmerican Airlines
Deal found 9/13$360
This United Airlines deal was found by Cheapflights users on 9/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/185:36 pmSGU - DEN
Nonstop1h 54mUnited Airlines
Thu 1/16:00 amDEN - SGU
1 stop10h 25mUnited Airlines
Deal found 9/12$372

Cheapflights Fare Finder

 
Customize your flight search to find flights from Saint George to Denver 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 September 15, 2025.
Use the filters below to find and compare flights from Saint George to Denver that are best for you.

Fly from

Saint George

Fly to

Denver

Route

Depart

Return

Price

Saint GeorgeDenver

SGU - DEN

SGUDEN

Saint George

Thu 11/6

5:30 pm-7:25 pm

Nonstop1h 55m

Denver Intl

Sun 11/9

8:15 am-10:07 am

Nonstop1h 52m

$248

Saint GeorgeDenver

SGU - DEN

SGUDEN

Saint George

Thu 12/18

1:51 pm-3:45 pm

Nonstop1h 54m

Denver Intl

Thu 1/1

9:05 pm-11:04 pm

Nonstop1h 59m

$273

Saint GeorgeDenver

SGU - DEN

SGUDEN

Saint George

Fri 11/7

5:00 am-6:55 am

Nonstop1h 55m

Denver Intl

Sun 11/9

8:15 am-10:07 am

Nonstop1h 52m

$273

Saint GeorgeDenver

SGU - DEN

SGUDEN

Saint George

Thu 12/18

6:00 am-9:29 am

1 stop3h 29m

Denver Intl

Thu 1/1

7:10 am-10:47 am

1 stop3h 37m

$292

Saint GeorgeDenver

SGU - DEN

SGUDEN

Saint George

Fri 11/7

12:15 pm-6:13 pm

1 stop5h 58m

Denver Intl

Sun 11/9

6:52 pm-12:11 am

1 stop5h 19m

$340

Saint GeorgeDenver

SGU - DEN

SGUDEN

Saint George

Tue 11/25

5:00 am-6:55 am

Nonstop1h 55m

Denver Intl

Fri 11/28

8:15 am-10:07 am

Nonstop1h 52m

$346

Saint GeorgeDenver

SGU - DEN

SGUDEN

Saint George

Wed 10/29

4:45 pm-10:04 pm

1 stop5h 19m

Denver Intl

Fri 10/31

12:13 pm-4:13 pm

1 stop4h 00m

$360

Saint GeorgeDenver

SGU - DEN

SGUDEN

Saint George

Fri 11/7

11:30 am-12:18 pm

1 stop24h 48m

Denver Intl

Mon 11/10

9:05 pm-10:58 pm

Nonstop1h 53m

$376

Saint GeorgeDenver

SGU - DEN

SGUDEN

Saint George

Fri 12/19

12:15 pm-6:14 pm

1 stop5h 59m

Denver Intl

Sun 12/21

6:45 pm-12:14 am

1 stop5h 29m

$384

Saint GeorgeDenver

SGU - DEN

SGUDEN

Saint George

Thu 10/16

4:45 pm-10:04 pm

1 stop5h 19m

$185

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 17 results
1
2

Best time to book a flight from Saint George to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Saint George 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 Saint George to Denver

How far ahead should I book a flight from Saint George to Denver?

Use this chart to determine the optimal time to book a round-trip flight from Saint George to Denver. Price data was last updated on September 12, 2025.

The best time to book flights from Saint George to Denver is 61 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Saint George to Denver?

Currently, October is the cheapest month in which you can book a flight from Saint George to Denver (average of $197). Flying from Saint George to Denver in March is currently the most expensive (average of $278). 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.

What is the cheapest time of day to fly from SGU to DEN?

Find hourly flight availability from Saint George to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 32% on flights from Saint George to Denver by exploring options for tickets in the evening.

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denver. Reviews last updated September 15, 2025.
Get a feel of what it's like to fly with Delta and United Airlines from Saint George to Denver by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,954 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,929 reviews
Delta
8.0
Very good
7,954 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Saint George to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Saint George to Denver?

    If you book a flight from Saint George to Denver, you will be flying from Saint George to Denver Intl. Flights to Denver Intl (DEN) from Saint George (SGU) take 1h 47m for a nonstop flight. There are 3 flights from Saint George to Denver per day from 2 airlines.

  • How popular is this Saint George to Denver flight route?

    This flight path from Saint George to Denver Intl was viewed by 7 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Saint George to Denver?

    Airlines like United Airlines, Delta, and American Airlines fly from Saint George to Denver in about 1h 55m. The time it takes to get you to your destination can typically vary by up to 4h 03m. The distance between Saint George and Denver is about 518 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Saint George to Denver round-trip?

    According to our current data, Delta ($188), and United Airlines ($260) offers the cheapest pricing from Saint George to Denver. Users have found that Delta is 44% cheaper than the other options available to this destination.

  • What are the cheapest flights from Saint George to Denver?

    Looking at all options, your cheapest flight can be booked for $197. While the most popular route (Saint George - Denver Intl) can be booked for $248 on average, our data indicates $665 when flying from Saint George to Denver.

  • Can I find deals for flights from Saint George to Denver that include hotel bookings?

    Yes. In addition to deals on Saint George to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Saint George to Denver?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Saint George to Denver.

  • Can I find deals for business class flights from Saint George to Denver?

    Yes. Cheapflights offers flight deals from Saint George to Denver 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 Saint George to Denver?

    Currently, October is the cheapest month in which you can book a flight from Saint George to Denver (average of $197). Flying from Saint George to Denver in March is currently the most expensive (average of $278). 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

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Black Hawk
Westminster
Golden
Winter Park
Lakewood
Broomfield
Greeley
Lone Tree
Cripple Creek
Thornton
Silverthorne
Manitou Springs
Fort Morgan
Glendale
Wheat Ridge
Brighton
Longmont
Idaho Springs
Parker
Sterling

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Saint George to Denver

Discover the top 2 airlines that operate flights from Saint George to Denver. 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$188Average$292FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$260Average$334FlexibilityNo cancel feeOn-time69%

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