$256 Find Cheap Flights from Killeen to Colorado

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Killeen to Colorado departing on 11/1. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

KAYAK searches hundreds of travel sites at once for deals on flights to Colorado

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Killeen to Colorado, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Killeen to Colorado, as well as popular online travel agencies
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Cheap Flights from Killeen to Colorado

Cheapest round-trip prices found by our users on KAYAK in the last 72 hours
Denver
Denver1 stop$452
Durango
Durango1 stop$475
Montrose
Montrose1 stop$481
Denver
Denver1 stop$452
Durango
Durango1 stop$475
Montrose
Montrose1 stop$481

Book Cheap Killeen to Colorado Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Killeen to Colorado that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Killeen to Colorado

Tue, Mar 24 - Sat, Mar 28
American Airlines Logo
6:43 pm - 11:25 pmGRK-COS
5h 42m1 stop
American Airlines Logo
5:08 pm - 11:22 pmCOS-GRK
5h 14m1 stop
$445American Airlines
Find Deal
Wed, Mar 25 - Sat, Mar 28
American Airlines Logo
6:43 pm - 9:51 pmGRK-DEN
4h 08m1 stop
American Airlines Logo
8:34 am - 3:48 pmDEN-GRK
6h 14m1 stop
$452American Airlines
Find Deal
Tue, Nov 25 - Thu, Nov 27
American Airlines Logo
6:50 pm - 11:48 pmGRK-COS
5h 58m1 stop
American Airlines Logo
5:45 am - 11:16 amCOS-GRK
4h 31m1 stop
$469American Airlines
Find Deal
Tue, Mar 3 - Sat, Mar 7
American Airlines Logo
5:18 am - 9:44 amGRK-DRO
5h 26m1 stop
American Airlines Logo
4:51 pm - 11:24 pmDRO-GRK
5h 33m1 stop
$475American Airlines
Find Deal
Tue, Mar 3 - Sat, Mar 7
American Airlines Logo
12:42 pm - 9:16 pmGRK-DRO
9h 34m2 stops
American Airlines Logo
4:51 pm - 11:24 pmDRO-GRK
5h 33m1 stop
$481American Airlines
Find Deal
Wed, Oct 22 - Sun, Oct 26
American Airlines Logo
2:48 pm - 6:03 pmGRK-MTJ
4h 15m1 stop
American Airlines Logo
7:30 am - 2:30 pmMTJ-GRK
6h 00m1 stop
$481American Airlines
Find Deal
Sat, Mar 28 - Wed, Apr 1
American Airlines Logo
10:37 am - 1:41 pmGRK-MTJ
4h 04m1 stop
American Airlines Logo
2:46 pm - 7:42 pmMTJ-GRK
3h 56m1 stop
$491American Airlines
Find Deal
Tue, Mar 3 - Sat, Mar 7
American Airlines Logo
12:42 pm - 9:16 pmGRK-DRO
9h 34m2 stops
American Airlines Logo
11:43 am - 11:24 pmDRO-GRK
10h 41m2 stops
$516American Airlines
Find Deal
Wed, Nov 26 - Tue, Dec 2
American Airlines Logo
4:10 pm - 7:48 pmGRK-MTJ
4h 38m1 stop
American Airlines Logo
7:00 am - 10:24 pmMTJ-GRK
14h 24m1 stop
$657American Airlines
Find Deal
Wed, Mar 25 - Sat, Mar 28
American Airlines Logo
6:43 pm - 12:04 amGRK-DEN
6h 21m1 stop
American Airlines Logo
11:59 am - 11:22 pmDEN-GRK
10h 23m2 stops
$684American Airlines
Find Deal
Booking Insights

KAYAK's insights & trends for Killeen to Colorado flights

Get data-powered insights and trends into flights from Killeen to Colorado to help you find the cheapest flights, the best time to fly and much more.

What’s the cheapest day of the week to fly from Killeen to Colorado?

The average price of all round-trip flights from Killeen to Colorado clicked on KAYAK for each day over the last 12 months.

Your flight ticket price will generally be cheaper if you fly to Colorado on a Sunday and more expensive on a Saturday. On your return trip to Killeen, you should consider flying back on a Saturday, and avoid Sundays for better deals.

Good to know

Cheapest flight$256
Flight from Killeen to Denver

FAQs - booking Colorado flights

  • How does KAYAK find such low prices on flights from Killeen to Colorado?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Killeen to Colorado.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Killeen to Colorado?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Killeen to Colorado is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Killeen to Colorado?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Killeen to Colorado with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Killeen to Colorado?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Killeen to Colorado up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • What is the cheapest time of day to fly to Colorado?

    The cheapest time of day to fly to Colorado is generally in the evening, when round-trip flights cost $257 on average. Morning departures are around 97% more expensive than evening flights, on average. The most expensive time of day to fly to Colorado is generally in the morning, which is peak travel time and where the average cost of a ticket is $505.

Reviews of the top airline flying from Killeen to Colorado

 
See real verified KAYAK customer reviews for airlines flying from Killeen to Colorado. Airline scores are aggregated from all reviews left by passengers on KAYAK after flying with an airline. KAYAK doesn’t show reviews that are older than 5 years. Learn how KAYAK collects reviews.
Need help choosing which airline to fly with from Killeen to Colorado? KAYAK airline reviews give an overall score for each airline based on loads of factors, including comfort, boarding, in-flight entertainment and more, to make your decision easier. See airline scores according to verified KAYAK customer reviews.
7.2
American AirlinesOverall score based on 11043 reviews
7.2Comfort
6.9Entertainment
6.4Food
7.5Boarding
8.0Crew
Airline reviews

After we landed we sat on the tarmac for 1.5 hours waiting to get to our gate. Ridiculous.

2.0 MediocreNeil, Oct 2025AUS - ORD
Read more American Airlines reviews

After we landed we sat on the tarmac for 1.5 hours waiting to get to our gate. Ridiculous.

We were delayed for a “couple of maintenance issues.” They were resolved rather quickly but a computer glitch caused someone in the airport to have to bring a physical copy of the paperwork so we could leave. I don’t know where they had to drive from to get to our plane but it took forever & we were 1 1/2 hrs late in leaving. The flight itself was fine.

We didn't take off until an hour after we boarded.

The flight was fine. This survey is not. There is no option for N/A so items which don’t apply to my experience still must be rated. In those instances I give a “3” rating which ultimately skews the results.

The actual trip was fine, however, the changes made to our flights and the layovers were had to endure were awful.

Flight from Dallas to OKC was good, but my trip was interrupted due to a delayed flight from Austin to DFW, which happens all the time. I frequently miss my connection from DFW and American can never seem to make this work!

Because the plane was 90 degrees F, they would not let us board. I wish they had, because it meant we were delayed. It's Texas, of course it's hot. We would have survived.

Wish they had the seat-back video screens for watching movies or playing games.

Very good but wish they had the seat-back video screens for movies & games

American almost always Delays flights from Austin to Dallas and back. I cannot believe they have such poor service on this route. I was about to switch to American from Delta, but they gave me enough reasons not to.

Everything you need to know for your flight from Killeen to Colorado

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