$203+ Cheap flights from Colorado to Yellowstone National Park
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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — WYS
Sep 20 — Sep 271
Round-trip
1 adult, Economy
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Find cheap flights from Colorado to Yellowstone National Park with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Colorado to Yellowstone National Park
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Best
Last-minute
One-way
Cheapest flights from Colorado to Yellowstone National ParkExplore the most affordable flight options available from Colorado to Yellowstone National Park. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2026.
Explore the most affordable flight options available from Colorado to Yellowstone National Park. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2026.
This United Airlines deal was found by Cheapflights users on 8/18. 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 9/311:25 am -
Nonstop1h 56m
Sun 9/64:44 pm -
Nonstop1h 45m
Deal found 8/18![United Airlines logo]()
$263
This Delta deal was found by Cheapflights users on 8/17. 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.
Tue 9/155:30 am -
1 stop5h 17m
Tue 9/2211:29 am -
1 stop5h 33m
Deal found 8/17![Delta logo]()
$283
This United Airlines deal was found by Cheapflights users on 8/17. 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 8/2011:25 am -
Nonstop1h 56m
Mon 8/241:55 pm -
Nonstop1h 45m
Deal found 8/17![United Airlines logo]()
$313
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Wed 9/211:24 am -
Nonstop1h 56m
Sun 9/64:44 pm -
Nonstop1h 45m
Deal found 8/18![United Airlines logo]()
$387
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Mon 8/3111:24 am -
Nonstop1h 56m
Fri 9/41:55 pm -
Nonstop1h 45m
Deal found 8/16![United Airlines logo]()
$410
This United Airlines deal was found by Cheapflights users on 8/17. 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 9/41:35 pm -
Nonstop1h 51m
Mon 9/71:55 pm -
Nonstop1h 45m
Deal found 8/17![United Airlines logo]()
$496
This Delta deal was found by Cheapflights users on 8/18. 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.
Wed 9/97:05 am -
1 stop3h 42m
Fri 9/1111:29 am -
1 stop5h 33m
Deal found 8/18![Delta logo]()
$507
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Wed 9/1611:24 am -
Nonstop1h 56m
Tue 9/221:55 pm -
Nonstop1h 45m
Deal found 8/18![United Airlines logo]()
$532
This United Airlines deal was found by Cheapflights users on 8/19. 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 9/311:25 am -
Nonstop1h 56m
Mon 9/71:55 pm -
Nonstop1h 45m
Deal found 8/19![United Airlines logo]()
$537
Best flights from Colorado to Yellowstone National ParkDiscover carefully curated flight deals from Colorado to Yellowstone National Park that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2026.
Discover carefully curated flight deals from Colorado to Yellowstone National Park that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2026.
This United Airlines deal was found by Cheapflights users on 8/19. 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 9/311:25 am -
Nonstop1h 56m
Sun 9/64:44 pm -
Nonstop1h 45m
Deal found 8/19![United Airlines logo]()
$263
This Delta deal was found by Cheapflights users on 8/18. 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.
Wed 9/165:30 am -
1 stop5h 17m
Tue 9/2211:29 am -
1 stop5h 33m
Deal found 8/18![Delta logo]()
$283
This United Airlines deal was found by Cheapflights users on 8/20. 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.
Sat 9/52:15 pm -
Nonstop1h 51m
Sun 9/64:44 pm -
Nonstop1h 45m
Deal found 8/20![United Airlines logo]()
$285
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Mon 8/3111:24 am -
Nonstop1h 56m
Fri 9/41:55 pm -
Nonstop1h 45m
Deal found 8/16![United Airlines logo]()
$410
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Wed 9/911:24 am -
Nonstop1h 56m
Fri 9/116:00 pm -
Nonstop1h 45m
Deal found 8/18![United Airlines logo]()
$410
This Delta deal was found by Cheapflights users on 8/18. 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.
Wed 9/97:05 am -
1 stop3h 42m
Fri 9/1111:29 am -
1 stop5h 33m
Deal found 8/18![Delta logo]()
$507
This United Airlines deal was found by Cheapflights users on 8/17. 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 9/41:35 pm -
Nonstop1h 51m
Mon 9/71:55 pm -
Nonstop1h 45m
Deal found 8/17![United Airlines logo]()
$496
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Wed 9/1611:24 am -
Nonstop1h 56m
Tue 9/221:55 pm -
Nonstop1h 45m
Deal found 8/18![United Airlines logo]()
$532
This United Airlines deal was found by Cheapflights users on 8/19. 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 9/311:25 am -
Nonstop1h 56m
Mon 9/71:55 pm -
Nonstop1h 45m
Deal found 8/19![United Airlines logo]()
$537
Last-minute flights from Colorado to Yellowstone National ParkDiscover last-minute flight deals from Colorado to Yellowstone National Park. Data last updated August 21, 2026 and is based on user searches.
Discover last-minute flight deals from Colorado to Yellowstone National Park. Data last updated August 21, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/17. 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 8/2011:25 am -
Nonstop1h 56m
Mon 8/241:55 pm -
Nonstop1h 45m
Deal found 8/17![United Airlines logo]()
$313
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Mon 8/3111:24 am -
Nonstop1h 56m
Fri 9/41:55 pm -
Nonstop1h 45m
Deal found 8/16![United Airlines logo]()
$410
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Wed 9/211:24 am -
Nonstop1h 56m
Sun 9/64:44 pm -
Nonstop1h 45m
Deal found 8/18![United Airlines logo]()
$387
This United Airlines deal was found by Cheapflights users on 8/18. 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 9/311:25 am -
Nonstop1h 56m
Sun 9/64:44 pm -
Nonstop1h 45m
Deal found 8/18![United Airlines logo]()
$263
This United Airlines deal was found by Cheapflights users on 8/19. 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 9/311:25 am -
Nonstop1h 56m
Mon 9/71:55 pm -
Nonstop1h 45m
Deal found 8/19![United Airlines logo]()
$537
This United Airlines deal was found by Cheapflights users on 8/17. 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 9/41:35 pm -
Nonstop1h 51m
Mon 9/71:55 pm -
Nonstop1h 45m
Deal found 8/17![United Airlines logo]()
$496
This Delta deal was found by Cheapflights users on 8/18. 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.
Wed 9/97:05 am -
1 stop3h 42m
Fri 9/1111:29 am -
1 stop5h 33m
Deal found 8/18![Delta logo]()
$507
This Delta deal was found by Cheapflights users on 8/17. 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.
Tue 9/155:30 am -
1 stop5h 17m
Tue 9/2211:29 am -
1 stop5h 33m
Deal found 8/17![Delta logo]()
$283
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Wed 9/1611:24 am -
Nonstop1h 56m
Tue 9/221:55 pm -
Nonstop1h 45m
Deal found 8/18![United Airlines logo]()
$532
One-way flights from Colorado to Yellowstone National ParkSearch for one-way flight options from Colorado to Yellowstone National Park. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.
Search for one-way flight options from Colorado to Yellowstone National Park. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Wed 9/1611:24 am -
Nonstop1h 56m
Deal found 8/18![United Airlines logo]()
$203
This Delta deal was found by Cheapflights users on 8/18. 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.
Wed 9/165:30 am -
1 stop5h 17m
Deal found 8/18![Delta logo]()
$213
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Sun 8/3011:24 am -
Nonstop1h 56m
Deal found 8/17![United Airlines logo]()
$303
This Delta deal was found by Cheapflights users on 8/20. 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.
Tue 9/17:05 am -
1 stop5h 22m
Deal found 8/20![Delta logo]()
$313
This Delta deal was found by Cheapflights users on 8/17. 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.
Sun 8/307:05 am -
1 stop5h 22m
Deal found 8/17![Delta logo]()
$413
Find flight deals from Colorado to Yellowstone National Park
Keep the following information in mind while searching for Colorado to Yellowstone National Park flight deals. Data was last updated August 21, 2026.
Round-trip from | $263 (United Airlines) |
|---|---|
One-way from | $203 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Colorado to Yellowstone National Park 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 7,457,451 searches. Data last updated August 21, 2026.
Use the filters below to find and compare flights from Colorado to Yellowstone National Park that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DenverWest Yellowstone
DEN Denver Intl - WYS West Yellowstone
DENWYS
Denver Intl
Thu 9/3
11:25 am-1:21 pm
Nonstop1h 56m
West Yellowstone
Sun 9/6
4:44 pm-6:29 pm
Nonstop1h 45m
$263
DenverWest Yellowstone
DEN Denver Intl - WYS West Yellowstone
DENWYS
Denver Intl
Wed 9/16
5:30 am-10:47 am
1 stop5h 17m
West Yellowstone
Tue 9/22
11:29 am-5:02 pm
1 stop5h 33m
$283
Quickest round-trip
DenverWest Yellowstone
DEN Denver Intl - WYS West Yellowstone
DENWYS
Denver Intl
Sat 9/5
2:15 pm-4:06 pm
Nonstop1h 51m
West Yellowstone
Sun 9/6
4:44 pm-6:29 pm
Nonstop1h 45m
$285
DenverWest Yellowstone
DEN Denver Intl - WYS West Yellowstone
DENWYS
Denver Intl
Mon 8/31
11:24 am-1:20 pm
Nonstop1h 56m
West Yellowstone
Fri 9/4
1:55 pm-3:40 pm
Nonstop1h 45m
$410
DenverWest Yellowstone
DEN Denver Intl - WYS West Yellowstone
DENWYS
Denver Intl
Wed 9/9
11:24 am-1:20 pm
Nonstop1h 56m
West Yellowstone
Fri 9/11
6:00 pm-7:45 pm
Nonstop1h 45m
$410
DenverWest Yellowstone
DEN Denver Intl - WYS West Yellowstone
DENWYS
Denver Intl
Fri 9/4
1:35 pm-3:26 pm
Nonstop1h 51m
West Yellowstone
Mon 9/7
1:55 pm-3:40 pm
Nonstop1h 45m
$496
DenverWest Yellowstone
DEN Denver Intl - WYS West Yellowstone
DENWYS
Denver Intl
Wed 9/9
7:05 am-10:47 am
1 stop3h 42m
West Yellowstone
Fri 9/11
11:29 am-5:02 pm
1 stop5h 33m
$507
DenverWest Yellowstone
DEN Denver Intl - WYS West Yellowstone
DENWYS
Denver Intl
Wed 9/16
11:24 am-1:20 pm
Nonstop1h 56m
West Yellowstone
Tue 9/22
1:55 pm-3:40 pm
Nonstop1h 45m
$532
DenverWest Yellowstone
DEN Denver Intl - WYS West Yellowstone
DENWYS
Denver Intl
Thu 9/3
11:25 am-1:21 pm
Nonstop1h 56m
West Yellowstone
Mon 9/7
1:55 pm-3:40 pm
Nonstop1h 45m
$537
Cheapest one-way
Quickest one-way
DenverWest Yellowstone
DEN Denver Intl - WYS West Yellowstone
DENWYS
Denver Intl
Wed 9/16
11:24 am-1:20 pm
Nonstop1h 56m
$203
Showing 1-10 of 15 resultsSorted by cheapest first
Best time to book a flight from Colorado to Yellowstone National Park
Have a flexible travel schedule? Discover the best time to fly to Yellowstone National Park from Colorado with our price prediction graph.
DEN-WYS
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 Colorado to Yellowstone National Park
USCO-zzKFY
DEN-WYS
What is the cheapest time of day to fly from CO to KFY?
Find hourly flight availability from Colorado to Yellowstone National Park. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 21, 2026.
When flying from Colorado to Yellowstone National Park, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from Colorado to Yellowstone National Park
Explore weekly flight availability from Colorado to Yellowstone National Park. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 21, 2026.
The most flights from USCO to zzKFY are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).
Related info for your journey
Find useful and relevant information for your journey from Colorado to Yellowstone National Park. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Colorado to Yellowstone National Park
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Yellowstone National Park by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Colorado to Yellowstone National Park by cabin class
Find flights from Colorado to Yellowstone National Park, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Colorado and Yellowstone National Park flights
Browse other Colorado and Yellowstone National Park flight options. Last updated on August 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Colorado to Yellowstone National Park flights
Consider these flights traveling from Colorado to Yellowstone National Park.
Top airline flying from Colorado to Yellowstone National Park
Discover the top airline that operate flights from Colorado to Yellowstone National Park. 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 7,457,451 searches. Data last updated August 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$243 | Average$354 | FlexibilityNo cancel fee | On-time69% |