What airlines fly to Fort Smith?

United Airlines, Frontier and American Airlines are the top three most popular airlines that fly to Fort Smith from Denver according to our data. United Airlines is the first choice among our users, with 60% of people opting to fly with this airline when traveling to Fort Smith. Keep in mind that there are 3 different airlines that fly to Fort Smith on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Denver Intl Airport to Fort Smith Airport?

Prices for flights from Denver Intl Airport to Fort Smith Airport refresh daily.

How many operators does momondo search for flights from Denver Intl Airport to Fort Smith Airport?

As of December 2025, there is 1 operator available to choose from for flights from Denver Intl Airport to Fort Smith Airport.

How old do you have to be to fly from Denver Intl Airport to Fort Smith Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Fort Smith Airport.

What documentation or ID do you need to fly to Fort Smith Airport?

The required travel and health documents for your Fort Smith Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Fort Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$254 Cheap Flights from Denver to Fort Smith in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Denver to Fort Smith

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:30 am - 5:47 pm

DEN

FSM

6h 17m1 stop

6:17 pm - 10:01 pm

FSM

DEN

4h 44m1 stop

$348American Airlines

Thu, Jan 1 - Mon, Jan 5

7:10 am - 10:27 pm

DEN

FSM

14h 17m2 stops

6:17 pm - 10:01 pm

FSM

DEN

4h 44m1 stop

$503American Airlines

Thu, Jan 1 - Mon, Jan 5

12:32 pm - 5:47 pm

DEN

FSM

4h 15m1 stop

6:02 am - 9:40 am

FSM

DEN

4h 38m1 stop

$756American Airlines

Mon, Dec 29 - Wed, Dec 31

7:10 am - 10:27 pm

DEN

FSM

14h 17m2 stops

10:16 am - 10:49 pm

FSM

DEN

13h 33m2 stops

$833American Airlines

Thu, Jan 1 - Mon, Jan 5

12:32 pm - 5:47 pm

DEN

FSM

4h 15m1 stop

6:02 am - 6:11 pm

FSM

DEN

13h 09m2 stops

$984American Airlines

Mon, Dec 29 - Wed, Dec 31

American Airlines flights from Denver to Fort Smith

Our best American Airlines deals on Denver to Fort Smith flight tickets

American Airlines

Jan 1

DEN10:30 amDenver Intl

6h 17m

1 stop

FSM5:47 pmFort Smith

Jan 5

FSM6:17 pmFort Smith

4h 44m

1 stop

DEN10:01 pmDenver Intl

$348

Find similar

American Airlines

Jan 1

DEN7:10 amDenver Intl

14h 17m

2 stops

FSM10:27 pmFort Smith

Jan 5

FSM6:17 pmFort Smith

4h 44m

1 stop

DEN10:01 pmDenver Intl

$503

Find similar

American Airlines

Dec 30

DEN4:55 pmDenver Intl

4h 32m

1 stop

FSM10:27 pmFort Smith

Jan 3

FSM6:17 pmFort Smith

4h 44m

1 stop

DEN10:01 pmDenver Intl

$627

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DenverFort Smith

DEN - FSM

DENFSM

Denver Intl

Thu 1/1

10:30 am-5:47 pm

1 stop6h 17m

Fort Smith

Mon 1/5

6:17 pm-10:01 pm

1 stop4h 44m

$348

DenverFort Smith

DEN - FSM

DENFSM

Denver Intl

Thu 1/1

7:10 am-10:27 pm

2 stops14h 17m

Fort Smith

Mon 1/5

6:17 pm-10:01 pm

1 stop4h 44m

$503

DenverFort Smith

DEN - FSM

DENFSM

Denver Intl

Mon 12/29

12:32 pm-5:47 pm

1 stop4h 15m

Fort Smith

Wed 12/31

6:02 am-9:40 am

1 stop4h 38m

$756

DenverFort Smith

DEN - FSM

DENFSM

Denver Intl

Thu 1/1

7:10 am-10:27 pm

2 stops14h 17m

Fort Smith

Mon 1/5

10:16 am-10:49 pm

2 stops13h 33m

$833

DenverFort Smith

DEN - FSM

DENFSM

Denver Intl

Mon 12/29

12:32 pm-5:47 pm

1 stop4h 15m

Fort Smith

Wed 12/31

6:02 am-6:11 pm

2 stops13h 09m

$984

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Denver to Fort Smith

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Fort Smith?

In general, September is the cheapest month to fly from Denver to Fort Smith. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $255. If you don’t want to visit Fort Smith in September, then you should wait until November to fly from Denver, when ticket prices are also cheap, with an average price of $317.

What is the cheapest day to depart on your flight to Fort Smith?

The cheapest day to depart from Denver to Fort Smith is on a Thursday. Travelers who choose to depart for Fort Smith on a Thursday will often find tickets for as low as $308. The most expensive day to fly to Fort Smith is Monday, with ticket prices averaging around $590.

What is the cheapest time of day to depart on your flight to Fort Smith?

At noon is the cheapest time of day to fly from Denver to Fort Smith when you can find flight prices for as low as $308. Flying to Fort Smith at noon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Fort Smith is in the afternoon when prices are around $438.

When to book flights from Denver to Fort Smith

Are you open to changing your travel dates? Check out the ideal times to fly from Denver to Fort Smith according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Denver to Fort Smith (DEN to FSM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denver to Fort Smith

Fastest flight time	4h 04m
Direct flights	None

The fastest flight from Denver to Fort Smith takes 4h 04m

There are no direct flights from Denver to Fort Smith. There are no popular flight routes from Denver to Fort Smith.

Search flight deals

How far is Denver Intl to Fort Smith by plane?
A flight from Denver Intl to Fort Smith will travel around 652.1 mi. 4h 04m is a normal flight duration for this route.
When did momondo last update prices for flights from Denver Intl Airport to Fort Smith Airport?
Prices for flights from Denver Intl Airport to Fort Smith Airport refresh daily.
How many operators does momondo search for flights from Denver Intl Airport to Fort Smith Airport?
As of December 2025, there is 1 operator available to choose from for flights from Denver Intl Airport to Fort Smith Airport.
How old do you have to be to fly from Denver Intl Airport to Fort Smith Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Fort Smith Airport.
What documentation or ID do you need to fly to Fort Smith Airport?
The required travel and health documents for your Fort Smith Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Fort Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Denver to Fort Smith?
Based on momondo bookings for flights between Denver and Fort Smith, the leading airline is American Airlines, making up 100% of the total bookings.

Best airlines flying from Denver to Fort Smith

Compare and see reviews for airlines that fly from Denver to Fort Smith with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $248	Free Cancellation	Rating 7.2 11,055 reviews		Search American Airlines flights

Van Buren

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Fort Smith from Denver.

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

momondo does allow users to show only those flights to Fort Smith from Denver which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Denver to Fort Smith?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Fort Smith from Denver.

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

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