Cheap flights from Marion, Illinois to Denver from $369

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Marion, Illinois to Denver departing on 9/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Marion, Illinois to Denver

Cheap round-trip flights

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7:30 am - 9:13 amMWA-DEN
26h 43m1 stop
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5:50 pm - 11:35 amDEN-MWA
16h 45m1 stop
Tue, Sep 2 - Sat, Sep 6
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2:00 pm - 7:45 amMWA-DEN
18h 45m1 stop
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7:40 am - 6:00 pmDEN-MWA
33h 20m2 stops
Wed, Sep 3 - Sun, Sep 7
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7:30 am - 9:13 amMWA-DEN
26h 43m1 stop
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12:59 am - 11:35 amDEN-MWA
33h 36m2 stops
Tue, Sep 2 - Fri, Sep 5
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2:00 pm - 7:45 amMWA-DEN
18h 45m1 stop
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8:30 pm - 6:00 pmDEN-MWA
20h 30m1 stop
Wed, Sep 3 - Sun, Sep 7
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7:30 am - 9:13 amMWA-DEN
26h 43m1 stop
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10:29 pm - 6:00 pmDEN-MWA
18h 31m2 stops
Tue, Sep 2 - Sat, Sep 6
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7:30 am - 7:45 amMWA-DEN
25h 15m1 stop
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12:59 am - 6:00 pmDEN-MWA
16h 01m2 stops
Wed, Sep 3 - Sat, Sep 6
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7:30 am - 8:27 pmMWA-DEN
13h 57m2 stops
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9:23 pm - 11:35 amDEN-MWA
13h 12m2 stops
Wed, Sep 3 - Sun, Sep 7
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7:30 am - 10:02 pmMWA-DEN
15h 32m2 stops
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3:02 pm - 11:35 amDEN-MWA
19h 33m2 stops
Tue, Sep 2 - Sat, Sep 6

momondo Fare Finder

 
Customize your flight search to find flights from Marion, Illinois 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, momondo users made 832,500 searches. Data last updated August 20, 2025.
Use the filters below to find and compare flights from Marion, Illinois to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MarionDenver

MWA - DEN

MWADEN

Marion Williamson County

Tue 9/2

7:30 am-9:13 am

1 stop26h 43m

Denver Intl

Sat 9/6

5:50 pm-11:35 am

1 stop16h 45m

$369

MarionDenver

MWA - DEN

MWADEN

Marion Williamson County

Wed 9/3

2:00 pm-7:45 am

1 stop18h 45m

Denver Intl

Sun 9/7

7:40 am-6:00 pm

2 stops33h 20m

$396

MarionDenver

MWA - DEN

MWADEN

Marion Williamson County

Tue 9/2

7:30 am-9:13 am

1 stop26h 43m

Denver Intl

Fri 9/5

12:59 am-11:35 am

2 stops33h 36m

$411

MarionDenver

MWA - DEN

MWADEN

Marion Williamson County

Wed 9/3

2:00 pm-7:45 am

1 stop18h 45m

Denver Intl

Sun 9/7

8:30 pm-6:00 pm

1 stop20h 30m

$427

MarionDenver

MWA - DEN

MWADEN

Marion Williamson County

Tue 9/2

7:30 am-9:13 am

1 stop26h 43m

Denver Intl

Sat 9/6

10:29 pm-6:00 pm

2 stops18h 31m

$440

MarionDenver

MWA - DEN

MWADEN

Marion Williamson County

Wed 9/3

7:30 am-7:45 am

1 stop25h 15m

Denver Intl

Sat 9/6

12:59 am-6:00 pm

2 stops16h 01m

$453

MarionDenver

MWA - DEN

MWADEN

Marion Williamson County

Wed 9/3

7:30 am-8:27 pm

2 stops13h 57m

Denver Intl

Sun 9/7

9:23 pm-11:35 am

2 stops13h 12m

$913

MarionDenver

MWA - DEN

MWADEN

Marion Williamson County

Tue 9/2

7:30 am-10:02 pm

2 stops15h 32m

Denver Intl

Sat 9/6

3:02 pm-11:35 am

2 stops19h 33m

$915

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Marion, Illinois to Denver

Are you open to changing your travel dates? Check out the ideal times to fly from Marion, Illinois to Denver according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Marion, Illinois to Denver (MWA to DEN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Marion, Illinois to Denver

Direct flights

None
There are no direct flights from Marion, Illinois to Denver. There are no popular flight routes from Marion, Illinois to Denver.
  • How far is Marion Williamson County to Denver Intl by plane?

    Marion Williamson County and Denver Intl are 874.3 mi apart from one another. By plane, this route typically takes 13h 57m.

  • When did momondo last update prices for flights from Marion Williamson County Airport to Denver Intl Airport?

    Prices for flights from Marion Williamson County Airport to Denver Intl Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Marion Williamson County Airport to Denver Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Marion Williamson County Airport to Denver Intl Airport.

  • What documentation or ID do you need to fly to Denver Intl Airport?

    The necessary travel and health documents for your Denver Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Marion, Illinois to Denver?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Marion, Illinois from Denver. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Marion, Illinois to Denver with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
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Boulder
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Lakewood
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Westminster
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Winter Park
Grand Lake
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Frisco
Centennial

Why use momondo?

Why should I use momondo to find a flight deal from Marion to Denver?

It is quick and easy to find Marion to Denver flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Denver that suits you.

Can I find flights from Marion to Denver with flexible booking policies on momondo?

Yes. All flights to Denver from Marion on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Marion to Denver?

Once you have performed a search for Marion to Denver flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Marion to Denver right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Marion to Denver flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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1 adult
Mon 8/25
Mon 9/1

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