$334+ Cheap flights from Chicago (CHI) to Yellowstone National Park
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — WYS
Oct 8 — Oct 151
Round-trip
1 adult, Economy
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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
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Best
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Cheapest flights from Chicago to Yellowstone National ParkExplore the most affordable flight options available from Chicago to Yellowstone National Park. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 8, 2026.
Explore the most affordable flight options available from Chicago to Yellowstone National Park. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 8, 2026.
This Delta deal was found by Cheapflights users on 9/4. 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.
Sat 9/267:45 am -
1 stop5h 43m
Tue 9/2911:29 am -
1 stop5h 35m
Deal found 9/4![Delta logo]()
$334
This United Airlines deal was found by Cheapflights users on 9/4. 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 9/1910:55 am -
1 stop6h 11m
Sun 9/206:00 pm -
1 stop4h 59m
Deal found 9/4![United Airlines logo]()
$384
This Delta deal was found by Cheapflights users on 9/4. 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.
Fri 9/256:59 pm -
2 stops18h 29m
Mon 9/2811:29 am -
1 stop5h 35m
Deal found 9/4![Delta logo]()
$462
This United Airlines deal was found by Cheapflights users on 9/7. 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 9/115:55 am -
1 stop8h 25m
Sun 9/136:00 pm -
1 stop4h 59m
Deal found 9/7![United Airlines logo]()
$494
This Delta deal was found by Cheapflights users on 9/4. 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 9/237:07 am -
2 stops28h 40m
Mon 9/2811:29 am -
1 stop5h 35m
Deal found 9/4![Delta logo]()
$507
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/36:00 am -
1 stop8h 30m
Sun 10/112:05 pm -
1 stop7h 41m
Deal found 9/6![United Airlines logo]()
$516
This United Airlines deal was found by Cheapflights users on 9/5. 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 9/185:55 am -
1 stop8h 25m
Tue 9/221:55 pm -
1 stop7h 04m
Deal found 9/5![United Airlines logo]()
$580
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/110:00 pm -
1 stop16h 30m
Sat 10/102:05 pm -
1 stop7h 41m
Deal found 9/6![United Airlines logo]()
$592
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/110:00 pm -
1 stop16h 30m
Fri 10/92:05 pm -
1 stop8h 54m
Deal found 9/6![United Airlines logo]()
$629
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/56:27 pm -
2 stops20h 03m
Sat 10/102:05 pm -
1 stop7h 41m
Deal found 9/6![United Airlines logo]()
$638
Best flights from Chicago to Yellowstone National ParkDiscover carefully curated flight deals from Chicago to Yellowstone National Park that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
Discover carefully curated flight deals from Chicago to Yellowstone National Park that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
This United Airlines deal was found by Cheapflights users on 9/4. 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 9/199:20 pm -
2 stops17h 00m
Sun 9/206:00 pm -
1 stop4h 59m
Deal found 9/4![United Airlines logo]()
$648
This Delta deal was found by Cheapflights users on 9/4. 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.
Sat 9/267:45 am -
1 stop5h 43m
Tue 9/2911:29 am -
2 stops9h 04m
Deal found 9/4![Delta logo]()
$664
This United Airlines deal was found by Cheapflights users on 9/5. 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 10/66:00 am -
1 stop8h 30m
Tue 10/132:05 pm -
1 stop6h 46m
Deal found 9/5![United Airlines logo]()
$650
This United Airlines deal was found by Cheapflights users on 9/7. 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 9/205:55 am -
1 stop8h 25m
Thu 9/242:05 pm -
1 stop6h 13m
Deal found 9/7![United Airlines logo]()
$664
This United Airlines deal was found by Cheapflights users on 9/6. 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 9/215:55 am -
1 stop8h 25m
Fri 9/252:05 pm -
1 stop6h 13m
Deal found 9/6![United Airlines logo]()
$677
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/25:00 am -
1 stop9h 30m
Sun 10/112:05 pm -
1 stop8h 54m
Deal found 9/6![United Airlines logo]()
$688
This United Airlines deal was found by Cheapflights users on 9/7. 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 10/56:00 am -
1 stop8h 30m
Mon 10/122:05 pm -
1 stop26h 00m
Deal found 9/7![United Airlines logo]()
$718
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/49:20 pm -
2 stops17h 10m
Sun 10/112:05 pm -
1 stop8h 54m
Deal found 9/6![United Airlines logo]()
$754
Last-minute flights from Chicago to Yellowstone National ParkDiscover last-minute flight deals from Chicago to Yellowstone National Park. Data last updated September 8, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Yellowstone National Park. Data last updated September 8, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/7. 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 9/115:55 am -
1 stop8h 25m
Sun 9/136:00 pm -
1 stop4h 59m
Deal found 9/7![United Airlines logo]()
$494
This United Airlines deal was found by Cheapflights users on 9/5. 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 9/185:55 am -
1 stop8h 25m
Tue 9/221:55 pm -
1 stop7h 04m
Deal found 9/5![United Airlines logo]()
$580
This United Airlines deal was found by Cheapflights users on 9/4. 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 9/1910:55 am -
1 stop6h 11m
Sun 9/206:00 pm -
1 stop4h 59m
Deal found 9/4![United Airlines logo]()
$384
This Delta deal was found by Cheapflights users on 9/4. 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 9/237:07 am -
2 stops28h 40m
Mon 9/2811:29 am -
1 stop5h 35m
Deal found 9/4![Delta logo]()
$507
This Delta deal was found by Cheapflights users on 9/4. 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.
Fri 9/256:59 pm -
2 stops18h 29m
Mon 9/2811:29 am -
1 stop5h 35m
Deal found 9/4![Delta logo]()
$462
This Delta deal was found by Cheapflights users on 9/4. 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.
Sat 9/267:45 am -
1 stop5h 43m
Tue 9/2911:29 am -
1 stop5h 35m
Deal found 9/4![Delta logo]()
$334
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/110:00 pm -
1 stop16h 30m
Sat 10/102:05 pm -
1 stop7h 41m
Deal found 9/6![United Airlines logo]()
$592
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/110:00 pm -
1 stop16h 30m
Fri 10/92:05 pm -
1 stop8h 54m
Deal found 9/6![United Airlines logo]()
$629
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/36:00 am -
1 stop8h 30m
Sun 10/112:05 pm -
1 stop7h 41m
Deal found 9/6![United Airlines logo]()
$516
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/56:27 pm -
2 stops20h 03m
Sat 10/102:05 pm -
1 stop7h 41m
Deal found 9/6![United Airlines logo]()
$638
Find flight deals from Chicago to Yellowstone National Park
Keep the following information in mind while searching for Chicago to Yellowstone National Park flight deals. Data was last updated September 8, 2026.
Round-trip from | $334 (Delta) |
|---|
Cheapflights Fare Finder
Customize your flight search to find flights from Chicago 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 September 8, 2026.
Use the filters below to find and compare flights from Chicago to Yellowstone National Park that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoWest Yellowstone
ORD Chicago O'Hare Intl - WYS West Yellowstone
ORDWYS
Chicago O'Hare Intl
Sat 9/19
9:20 pm-1:20 pm
2 stops17h 00m
West Yellowstone
Sun 9/20
6:00 pm-11:59 pm
1 stop4h 59m
$648
ChicagoWest Yellowstone
ORD Chicago O'Hare Intl - WYS West Yellowstone
ORDWYS
Chicago O'Hare Intl
Tue 10/6
6:00 am-1:30 pm
1 stop8h 30m
West Yellowstone
Tue 10/13
2:05 pm-9:51 pm
1 stop6h 46m
$650
ChicagoWest Yellowstone
ORD Chicago O'Hare Intl - WYS West Yellowstone
ORDWYS
Chicago O'Hare Intl
Sat 9/26
7:45 am-12:28 pm
1 stop5h 43m
West Yellowstone
Tue 9/29
11:29 am-9:33 pm
2 stops9h 04m
$664
Quickest round-trip
ChicagoWest Yellowstone
ORD Chicago O'Hare Intl - WYS West Yellowstone
ORDWYS
Chicago O'Hare Intl
Sun 9/20
5:55 am-1:20 pm
1 stop8h 25m
West Yellowstone
Thu 9/24
2:05 pm-9:18 pm
1 stop6h 13m
$664
ChicagoWest Yellowstone
ORD Chicago O'Hare Intl - WYS West Yellowstone
ORDWYS
Chicago O'Hare Intl
Mon 9/21
5:55 am-1:20 pm
1 stop8h 25m
West Yellowstone
Fri 9/25
2:05 pm-9:18 pm
1 stop6h 13m
$677
ChicagoWest Yellowstone
ORD Chicago O'Hare Intl - WYS West Yellowstone
ORDWYS
Chicago O'Hare Intl
Fri 10/2
5:00 am-1:30 pm
1 stop9h 30m
West Yellowstone
Sun 10/11
2:05 pm-11:59 pm
1 stop8h 54m
$688
ChicagoWest Yellowstone
ORD Chicago O'Hare Intl - WYS West Yellowstone
ORDWYS
Chicago O'Hare Intl
Mon 10/5
6:00 am-1:30 pm
1 stop8h 30m
West Yellowstone
Mon 10/12
2:05 pm-5:05 pm
1 stop26h 00m
$718
ChicagoWest Yellowstone
ORD Chicago O'Hare Intl - WYS West Yellowstone
ORDWYS
Chicago O'Hare Intl
Sun 10/4
9:20 pm-1:30 pm
2 stops17h 10m
West Yellowstone
Sun 10/11
2:05 pm-11:59 pm
1 stop8h 54m
$754
Sorted by cheapest first
Best time to book a flight from Chicago to Yellowstone National Park
Have a flexible travel schedule? Discover the best time to fly to Yellowstone National Park from Chicago with our price prediction graph.
ORD-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 Chicago to Yellowstone National Park
CHI-zzKFY
ORD-WYS
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Yellowstone National Park
Get insights into the airlines that provide service to Yellowstone National Park. 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 Yellowstone National Park. Reviews last updated September 8, 2026.
See what other customers who have flown with United Airlines from Chicago to Yellowstone National Park have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
6.7
Overall
7.4
Boarding
7.7
Comfort
7.3
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Food
6.7
Overall
7.4
Boarding
7.7
Comfort
7.3
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Related info for your journey
Find useful and relevant information for your journey from Chicago 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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