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Osaka

$425+ Cheap flights from Colorado to Osaka (OSA)

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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — OSA
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Colorado to Osaka

Keep the following information in mind while searching for Colorado to Osaka flight deals. Data was last updated July 3, 2025.

Round-trip from

$789
(Gurufare)

One-way from

$425
(United Airlines)

Popular in

June

Cheapest in

September

Average price

$1,475
From Colorado to Osaka (OSA)
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One-way flight from Colorado to Osaka (OSA)
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Highest demand for flights based on searches. 11% potential increase in price ($186 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Colorado to Osaka

Cheapest flights from Colorado to Osaka
Explore the most affordable flight options available from Colorado to Osaka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Gurufare deal was found by Cheapflights users on 7/3. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/246:30 amDEN - KIX
2 stops37h 30mChina Eastern
Tue 10/149:30 amKIX - DEN
2 stops23h 39mChina Eastern
Deal found 7/3$789
This Trip.com deal was found by Cheapflights users on 7/1. 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.
Mon 8/254:00 pmDEN - UKB
2 stops27h 00mMultiple Airlines
Fri 8/2911:00 amUKB - DEN
2 stops23h 04mMultiple Airlines
Deal found 7/1$888
This Trip.com deal was found by Cheapflights users on 7/1. 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.
Mon 8/259:45 amDEN - ITM
2 stops19h 10mMultiple Airlines
Fri 8/292:20 pmITM - DEN
2 stops19h 44mMultiple Airlines
Deal found 7/1$916
This Trip.com deal was found by Cheapflights users on 7/1. 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.
Mon 8/259:45 amDEN - KIX
1 stop18h 00mMultiple Airlines
Fri 8/295:55 pmKIX - DEN
1 stop16h 09mMultiple Airlines
Deal found 7/1$922
This FlightHub deal was found by Cheapflights users on 7/1. 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.
Sat 10/117:21 pmDEN - KIX
2 stops30h 04mAir Canada
Sat 10/186:05 pmKIX - DEN
2 stops38h 58mAir Canada
Deal found 7/1$930
This Trip.com deal was found by Cheapflights users on 7/3. 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.
Sat 8/168:57 pmDEN - KIX
2 stops50h 53mUnited Airlines
Sat 8/234:55 pmKIX - DEN
2 stops20h 32mUnited Airlines
Deal found 7/3$1,047
This Air Canada deal was found by Cheapflights users on 7/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/207:05 pmDEN - ITM
2 stops32h 50mAir Canada
Tue 9/302:05 pmITM - DEN
2 stops17h 28mAir Canada
Deal found 7/2$1,081
This Cheapflightsfares deal was found by Cheapflights users on 7/3. 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.
Mon 9/2211:40 amDEN - KIX
2 stops41h 00mPhilippine Airlines
Tue 9/3010:20 amKIX - DEN
2 stops39h 48mPhilippine Airlines
Deal found 7/3$1,185
This Gurufare deal was found by Cheapflights users on 7/3. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/113:03 pmDEN - KIX
2 stops31h 57mSTARLUX Airlines
Mon 8/181:25 pmKIX - DEN
2 stops25h 34mSTARLUX Airlines
Deal found 7/3$1,229
This oojo deal was found by Cheapflights users on 7/3. 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 9/225:06 pmDEN - KIX
3 stops30h 49mCathay Pacific
Tue 9/3010:00 amKIX - DEN
2 stops27h 09mCathay Pacific
Deal found 7/3$1,241
This Alaska Airlines deal was found by Cheapflights users on 7/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/248:00 amDEN - ITM
2 stops20h 45mAlaska Airlines
Tue 10/142:40 pmITM - DEN
2 stops17h 41mAlaska Airlines
Deal found 7/3$1,303
This FlightHub deal was found by Cheapflights users on 7/3. 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.
Wed 9/2411:30 amDEN - ITM
1 stop16h 25mANA
Tue 10/142:05 pmITM - DEN
1 stop13h 00mANA
Deal found 7/3$1,330

Cheapflights Fare Finder

Customize your flight search to find flights from Colorado to Osaka 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 July 3, 2025.
Use the filters below to find and compare flights from Colorado to Osaka that are best for you.

Fly from

Colorado

Fly to

Osaka

Route

Depart

Return

Price

DenverOsaka

DEN - KIX

DENKIX

Denver Intl

Wed 9/24

6:30 am-11:00 am

2 stops37h 30m

Osaka Kansai Intl

Tue 10/14

9:30 am-6:09 pm

2 stops23h 39m

$789

DenverKobe

DEN - UKB

DENUKB

Denver Intl

Mon 8/25

4:00 pm-10:00 am

2 stops27h 00m

Kobe

Fri 8/29

11:00 am-7:04 pm

2 stops23h 04m

$888

DenverOsaka

DEN - ITM

DENITM

Denver Intl

Mon 8/25

9:45 am-7:55 pm

2 stops19h 10m

Osaka Itami

Fri 8/29

2:20 pm-7:04 pm

2 stops19h 44m

$916

DenverOsaka

DEN - KIX

DENKIX

Denver Intl

Mon 8/25

9:45 am-6:45 pm

1 stop18h 00m

Osaka Kansai Intl

Fri 8/29

5:55 pm-7:04 pm

1 stop16h 09m

$922

DenverOsaka

DEN - KIX

DENKIX

Denver Intl

Mon 9/22

7:52 am-4:25 pm

1 stop17h 33m

Osaka Kansai Intl

Tue 9/30

6:05 pm-8:42 am

2 stops29h 37m

$938

DenverOsaka

DEN - KIX

DENKIX

Denver Intl

Sat 8/16

8:57 pm-2:50 pm

2 stops50h 53m

Osaka Kansai Intl

Sat 8/23

4:55 pm-10:27 pm

2 stops20h 32m

$1,047

DenverOsaka

DEN - ITM

DENITM

Denver Intl

Sat 9/20

7:05 pm-6:55 pm

2 stops32h 50m

Osaka Itami

Tue 9/30

2:05 pm-4:33 pm

2 stops17h 28m

$1,081

DenverOsaka

DEN - KIX

DENKIX

Denver Intl

Mon 9/22

11:40 am-7:40 pm

2 stops41h 00m

Osaka Kansai Intl

Tue 9/30

10:20 am-11:08 am

2 stops39h 48m

$1,185

DenverOsaka

DEN - KIX

DENKIX

Denver Intl

Mon 8/11

3:03 pm-2:00 pm

2 stops31h 57m

Osaka Kansai Intl

Mon 8/18

1:25 pm-11:59 pm

2 stops25h 34m

$1,229

DenverOsaka

DEN - KIX

DENKIX

Denver Intl

Mon 9/22

5:06 pm-2:55 pm

3 stops30h 49m

Osaka Kansai Intl

Tue 9/30

10:00 am-10:09 pm

2 stops27h 09m

$1,241

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 37 results
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Best time to book a flight from Colorado to Osaka

Have a flexible travel schedule? Discover the best time to fly to Osaka from Colorado 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 Colorado to Osaka

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

Currently, February is the cheapest month in which you can book a flight from Colorado to Osaka (average of $884). Flying from Colorado to Osaka in June is currently the most expensive (average of $1,319). 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.

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

Find hourly flight availability from Colorado to Osaka. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

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

How much does it cost to fly round-trip from Colorado to Osaka?

Reviews of airlines servicing Osaka

Get insights into the airlines that provide service to Osaka. 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 Osaka. Reviews last updated July 3, 2025.
See what other customers who have flown with STARLUX Airlines, ANA, and Korean Air from Colorado to Osaka have to say. 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.
STARLUX Airlines
9.1
Wonderful
189 reviews

Boarding

9.0

Crew

9.3

Overall

9.1

Entertainment

9.0

Comfort

9.0

Food

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.1
Wonderful
189 reviews
STARLUX Airlines
9.1
Wonderful
189 reviews

Boarding

9.0

Crew

9.3

Overall

9.1

Entertainment

9.0

Comfort

9.0

Food

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
ANA
8.4
Very good
893 reviews
STARLUX Airlines
9.1
Wonderful
189 reviews

Boarding

9.0

Crew

9.3

Overall

9.1

Entertainment

9.0

Comfort

9.0

Food

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Korean Air
8.4
Very good
1,101 reviews
STARLUX Airlines
9.1
Wonderful
189 reviews

Boarding

9.0

Crew

9.3

Overall

9.1

Entertainment

9.0

Comfort

9.0

Food

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Japan Airlines
8.3
Very good
1,505 reviews
STARLUX Airlines
9.1
Wonderful
189 reviews

Boarding

9.0

Crew

9.3

Overall

9.1

Entertainment

9.0

Comfort

9.0

Food

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
China Airlines
8.3
Very good
744 reviews
STARLUX Airlines
9.1
Wonderful
189 reviews

Boarding

9.0

Crew

9.3

Overall

9.1

Entertainment

9.0

Comfort

9.0

Food

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

Related info for your journey

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

  • What are the cheapest airlines to fly from Colorado to Osaka one-way?

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $425. Users have also found prices from $546 and $585 on China Eastern and China Airlines, respectively.

  • What are the most popular routes from Colorado to Osaka?

    The most popular route from Colorado to Osaka is Denver Intl - Osaka Itami. You may also consider Denver Intl - Osaka Kansai Intl or Denver Intl - Kobe.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Colorado to Osaka 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 Colorado to Osaka?

    Currently, February is the cheapest month in which you can book a flight from Colorado to Osaka (average of $884). Flying from Colorado to Osaka in June is currently the most expensive (average of $1,319). 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

Traveling to a place near Colorado?

Book flights to Colorado if you plan to visit one of these locations
Nara
Nishinomiya

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Colorado to Osaka

Discover the top 3 airlines that operate flights from Colorado to Osaka. 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$864Average$1,329FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$1,216Average$1,824FlexibilityNo cancel feeOn-time69%
ANACheapest$1,287Average$1,557FlexibilityNo cancel feeOn-time80%

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