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$439+ Cheap flights from Osaka (OSA) to Colorado

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 10/12. Fares are subject to change and may not be available on all flights or dates of travel.
OSA — DEN
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheap flight deals from Osaka to Colorado

Keep the following information in mind while searching for Osaka to Colorado flight deals. Data was last updated August 20, 2025.

Round-trip from

$871
(Trip.com)

One-way from

$439
(Kiwi.com)
From Osaka (OSA) to Colorado
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One-way flight from Osaka (OSA) to Colorado
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Find flight deals from Osaka to Colorado

Cheapest flights from Osaka to Colorado
Explore the most affordable flight options available from Osaka to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/59:00 amKIX - DEN
2 stops24h 50mMultiple Airlines
Wed 11/1911:45 amDEN - KIX
2 stops41h 10mMultiple Airlines
Deal found 8/20$871
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/152:00 pmKIX - DEN
2 stops42h 21mChina Airlines
Sat 9/206:17 pmDEN - KIX
2 stops27h 33mChina Airlines
Deal found 8/20$988
This Justfly.com 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/410:50 amKIX - DEN
2 stops27h 05mAsiana Airlines
Tue 11/185:40 pmDEN - KIX
2 stops30h 10mAsiana Airlines
Deal found 8/20$1,041
This Justfly.com 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/410:50 amKIX - DEN
2 stops27h 05mAsiana Airlines
Thu 11/206:00 amDEN - KIX
2 stops22h 55mAsiana Airlines
Deal found 8/20$1,054
This Justfly.com 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/65:00 pmKIX - DEN
2 stops20h 55mAsiana Airlines
Thu 11/206:00 amDEN - KIX
2 stops22h 55mAsiana Airlines
Deal found 8/20$1,111
This Justfly.com 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/65:00 pmKIX - DEN
2 stops20h 55mAsiana Airlines
Tue 11/185:40 pmDEN - KIX
2 stops24h 00mAsiana Airlines
Deal found 8/20$1,157
This EVA Air 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/211:10 amKIX - DEN
2 stops26h 17mMultiple Airlines
Thu 10/99:28 pmDEN - KIX
2 stops23h 42mMultiple Airlines
Deal found 8/18$1,294
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 10/24:50 pmKIX - DEN
2 stops38h 41mUnited Airlines
Thu 10/96:03 amDEN - KIX
1 stop17h 47mUnited Airlines
Deal found 8/18$1,313
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/310:50 amKIX - DEN
2 stops24h 37mMultiple Airlines
Fri 10/106:00 amDEN - KIX
2 stops20h 50mMultiple Airlines
Deal found 8/19$1,368
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/67:25 pmKIX - DEN
1 stop14h 19mAir Canada
Wed 11/198:45 amDEN - KIX
1 stop16h 55mAir Canada
Deal found 8/20$1,379
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/49:35 amITM - DEN
2 stops18h 46mJapan Airlines
Tue 11/187:00 amDEN - ITM
2 stops35h 40mJapan Airlines
Deal found 8/20$1,529
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/59:25 amITM - DEN
2 stops18h 56mJapan Airlines
Wed 11/196:10 pmDEN - ITM
2 stops21h 30mJapan Airlines
Deal found 8/20$1,530

Cheapflights Fare Finder

 
Customize your flight search to find flights from Osaka to Colorado 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 2,558,603 searches. Data last updated August 20, 2025.
Use the filters below to find and compare flights from Osaka to Colorado that are best for you.

Fly from

Osaka

Fly to

Colorado

Route

Depart

Return

Price

OsakaDenver

KIX - DEN

KIXDEN

Osaka Kansai Intl

Wed 11/5

9:00 am-5:50 pm

2 stops24h 50m

Denver Intl

Wed 11/19

11:45 am-8:55 pm

2 stops41h 10m

$871

OsakaDenver

KIX - DEN

KIXDEN

Osaka Kansai Intl

Mon 9/15

2:00 pm-5:21 pm

2 stops42h 21m

Denver Intl

Sat 9/20

6:17 pm-12:50 pm

2 stops27h 33m

$988

OsakaDenver

KIX - DEN

KIXDEN

Osaka Kansai Intl

Tue 11/4

10:50 am-9:55 pm

2 stops27h 05m

Denver Intl

Tue 11/18

5:40 pm-3:50 pm

2 stops30h 10m

$1,041

OsakaDenver

KIX - DEN

KIXDEN

Osaka Kansai Intl

Wed 11/5

10:50 am-9:55 pm

2 stops27h 05m

Denver Intl

Tue 11/18

5:40 pm-3:50 pm

2 stops30h 10m

$1,041

OsakaDenver

KIX - DEN

KIXDEN

Osaka Kansai Intl

Tue 11/4

10:50 am-9:55 pm

2 stops27h 05m

Denver Intl

Wed 11/19

5:30 am-8:55 pm

2 stops23h 25m

$1,054

OsakaDenver

KIX - DEN

KIXDEN

Osaka Kansai Intl

Tue 11/4

10:50 am-9:55 pm

2 stops27h 05m

Denver Intl

Thu 11/20

6:00 am-8:55 pm

2 stops22h 55m

$1,054

OsakaDenver

KIX - DEN

KIXDEN

Osaka Kansai Intl

Thu 11/6

5:00 pm-9:55 pm

2 stops20h 55m

Denver Intl

Thu 11/20

6:00 am-8:55 pm

2 stops22h 55m

$1,111

OsakaDenver

KIX - DEN

KIXDEN

Osaka Kansai Intl

Wed 11/5

5:00 pm-9:55 pm

2 stops20h 55m

Denver Intl

Thu 11/20

6:00 am-8:55 pm

2 stops22h 55m

$1,111

OsakaDenver

KIX - DEN

KIXDEN

Osaka Kansai Intl

Thu 11/6

5:00 pm-9:55 pm

2 stops20h 55m

Denver Intl

Wed 11/19

5:30 am-8:55 pm

2 stops23h 25m

$1,111

OsakaDenver

KIX - DEN

KIXDEN

Osaka Kansai Intl

Thu 11/6

5:00 pm-9:55 pm

2 stops20h 55m

Denver Intl

Tue 11/18

5:40 pm-9:40 am

2 stops24h 00m

$1,157

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Showing 1-10 of 34 results
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Best time to book a flight from Osaka to Colorado

Have a flexible travel schedule? Discover the best time to fly to Colorado from Osaka with our price prediction graph.
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 Osaka to Colorado

What is the cheapest time of day to fly from OSA to CO?

Find hourly flight availability from Osaka to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Osaka to Colorado as you normally would.

Reviews of airlines servicing Colorado

Get insights into the airlines that provide service to Colorado. 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 Colorado. Reviews last updated August 20, 2025.
Read reviews from past customers who have flown Asiana Airlines from Osaka to Colorado. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Asiana Airlines
8.2
Very good
475 reviews

Crew

8.6

Food

8.1

Comfort

8.1

Entertainment

7.8

Overall

8.2

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Jacob,Jul 2025

ICN - JFK

I flew business calls Asiana, everything was great and good! I must say that the service at the Asian business class lounge prior to the flight is very poor, the staff are very cold and not welcome and I asked for some help in getting a food without salt ...I was looked upon as if I ... I am traveling a lot business , and I se people complained a lot in asiana lounge services. Jacob
Asiana Airlines
8.2
Very good
475 reviews
Asiana Airlines
8.2
Very good
475 reviews

Crew

8.6

Food

8.1

Comfort

8.1

Entertainment

7.8

Overall

8.2

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Jacob,Jul 2025

ICN - JFK

I flew business calls Asiana, everything was great and good! I must say that the service at the Asian business class lounge prior to the flight is very poor, the staff are very cold and not welcome and I asked for some help in getting a food without salt ...I was looked upon as if I ... I am traveling a lot business , and I se people complained a lot in asiana lounge services. Jacob

Related info for your journey

Find useful and relevant information for your journey from Osaka to Colorado. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Osaka to Colorado?

    A quick flight from Osaka to Colorado can take about 18h 46m. China Airlines provides one of the quickest options available for as low as $1,529. Airlines will cover a distance of 6010 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Osaka to Colorado that include hotel bookings?

    Yes. In addition to deals on Osaka to Colorado flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Osaka to Colorado?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Osaka to Colorado.

  • Can I find deals for business class flights from Osaka to Colorado?

    Yes. Cheapflights offers flight deals from Osaka to Colorado by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Osaka to Colorado?

    Currently, October is the cheapest month in which you can book a flight from Osaka to Colorado (average of $197). Flying from Osaka to Colorado in March is currently the most expensive (average of $278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top airline flying from Osaka to Colorado

Discover the top airline that operate flights from Osaka to Colorado. 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 2,558,603 searches. Data last updated August 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
STARLUX AirlinesCheapest$1,164Average$1,226FlexibilityNo cancel feeOn-timeN/A

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