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Osaka

$486+ 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 3/22. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — OSA
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Cheap 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 December 23, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 12/21. 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.
Sun 12/287:47 amDEN - KIX
1 stop16h 53mANA
Thu 3/55:35 pmKIX - DEN
2 stops17h 40mANA
Deal found 12/21$1,258
This United Airlines deal was found by Cheapflights users on 12/21. 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 12/287:47 amDEN - KIX
1 stop16h 53mUnited Airlines
Thu 3/56:35 pmKIX - DEN
1 stop19h 45mUnited Airlines
Deal found 12/21$1,279
This Air Canada deal was found by Cheapflights users on 12/22. 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.
Sun 12/288:45 amDEN - KIX
2 stops19h 50mMultiple Airlines
Thu 3/57:25 pmKIX - DEN
2 stops29h 29mMultiple Airlines
Deal found 12/22$1,438
This Cheapflightsfares deal was found by Cheapflights users on 12/21. 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 12/297:47 amDEN - KIX
1 stop16h 53mANA
Wed 1/78:20 amKIX - DEN
2 stops22h 24mANA
Deal found 12/21$1,592
This Air Canada deal was found by Cheapflights users on 12/21. 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.
Sun 12/288:45 amDEN - ITM
2 stops18h 10mMultiple Airlines
Thu 3/52:05 pmITM - DEN
2 stops18h 28mMultiple Airlines
Deal found 12/21$1,611
This United Airlines deal was found by Cheapflights users on 12/22. 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 12/297:47 amDEN - KIX
1 stop16h 53mUnited Airlines
Wed 1/76:35 pmKIX - DEN
1 stop19h 51mUnited Airlines
Deal found 12/22$1,623
This Gurufare deal was found by Cheapflights users on 12/21. 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 12/298:11 pmDEN - ITM
2 stops19h 29mJapan Airlines
Wed 1/74:50 pmITM - DEN
2 stops18h 03mJapan Airlines
Deal found 12/21$1,704
This Gurufare deal was found by Cheapflights users on 12/22. 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.
Sat 12/276:00 amDEN - KIX
2 stops34h 50mAsiana Airlines
Sat 1/107:25 pmKIX - DEN
2 stops32h 54mAsiana Airlines
Deal found 12/22$1,883
This FlightHub deal was found by Cheapflights users on 12/21. 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.
Sun 12/2811:25 amDEN - ITM
1 stop15h 30mANA
Thu 3/52:05 pmITM - DEN
1 stop14h 05mANA
Deal found 12/21$1,915
This FlightHub deal was found by Cheapflights users on 12/22. 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.
Sun 12/288:11 pmDEN - KIX
1 stop30h 39mJapan Airlines
Thu 3/55:50 pmKIX - DEN
1 stop17h 43mJapan Airlines
Deal found 12/22$1,928
This CheapOair deal was found by Cheapflights users on 12/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/278:45 amDEN - ITM
2 stops18h 10mAir Canada
Sat 1/102:05 pmITM - DEN
2 stops38h 32mAir Canada
Deal found 12/22$1,967
This Air Canada deal was found by Cheapflights users on 12/21. 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 12/277:05 pmDEN - KIX
2 stops33h 30mMultiple Airlines
Sat 1/1010:50 amKIX - DEN
2 stops23h 09mMultiple Airlines
Deal found 12/21$2,034

Find flight deals from Colorado to Osaka

Keep the following information in mind while searching for Colorado to Osaka flight deals. Data was last updated December 23, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$745
(Trip.com)

One-way from

$486
(Kiwi.com)

Popular in

August

Cheapest in

December

Average price

$807
Provider with most accurate pricing for Denver Intl-Osaka (OSA) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Osaka (OSA) flights.
Search Deals
From Colorado to Osaka (OSA)
Search Deals
One-way flight from Colorado to Osaka (OSA)
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($45 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 23, 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 - ITM

DENITM

Denver Intl

Mon 1/12

6:55 am-7:30 am

2 stops32h 35m

Osaka Itami

Tue 1/27

12:00 pm-5:26 pm

2 stops21h 26m

$745

DenverOsaka

DEN - KIX

DENKIX

Denver Intl

Mon 1/12

6:55 am-10:20 pm

2 stops23h 25m

Osaka Kansai Intl

Tue 1/27

5:50 pm-5:26 pm

1 stop15h 36m

$817

DenverKobe

DEN - UKB

DENUKB

Denver Intl

Mon 1/12

6:55 am-10:10 am

2 stops35h 15m

Kobe

Tue 1/27

11:10 am-5:26 pm

2 stops22h 16m

$834

DenverOsaka

DEN - KIX

DENKIX

Denver Intl

Sun 1/11

3:48 pm-4:40 pm

2 stops32h 52m

Osaka Kansai Intl

Tue 1/27

11:05 am-6:28 am

2 stops35h 23m

$959

DenverOsaka

DEN - KIX

DENKIX

Denver Intl

Mon 1/12

7:47 am-7:25 pm

2 stops19h 38m

Osaka Kansai Intl

Tue 1/27

8:20 am-11:44 am

2 stops19h 24m

$968

DenverKobe

DEN - UKB

DENUKB

Denver Intl

Mon 1/12

11:25 am-9:45 pm

1 stop18h 20m

Kobe

Tue 1/27

7:05 am-12:10 pm

1 stop21h 05m

$976

DenverOsaka

DEN - ITM

DENITM

Denver Intl

Mon 1/12

11:25 am-8:20 pm

1 stop16h 55m

Osaka Itami

Tue 1/27

6:00 pm-7:37 pm

2 stops17h 37m

$981

DenverOsaka

DEN - ITM

DENITM

Denver Intl

Thu 1/15

7:00 am-7:55 pm

2 stops20h 55m

Osaka Itami

Thu 1/29

10:30 am-6:53 pm

2 stops24h 23m

$991

DenverOsaka

DEN - KIX

DENKIX

Denver Intl

Mon 2/2

8:50 pm-4:40 pm

2 stops27h 50m

Osaka Kansai Intl

Mon 2/16

6:35 pm-12:58 am

1 stop22h 23m

$1,024

DenverOsaka

DEN - ITM

DENITM

Denver Intl

Mon 2/2

6:00 am-7:55 pm

2 stops21h 55m

Osaka Itami

Mon 2/16

2:40 pm-7:33 pm

2 stops20h 53m

$1,026

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 55 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, October is the cheapest month in which you can book a flight from Colorado to Osaka (average of $197). Flying from Colorado to Osaka in December is currently the most expensive (average of $1,667). 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 December 23, 2025.

It’s optimal to fly from Colorado to Osaka at noon. By choosing this option you can save up to 10% on the cost of your flight, compared to a flight in the afternoon.

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.

  • How long is the flight from Colorado to Osaka?

    Airlines like United Airlines, ANA, and Japan Airlines fly from Colorado to Osaka in about 18h 20m. The time it takes to get you to your destination can typically vary by up to 14h 32m. The distance between Colorado and Osaka is about 6026 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The most popular route from Colorado to Osaka is Denver Intl - Osaka Kansai Intl. You may also consider Denver Intl - Osaka Itami 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, October is the cheapest month in which you can book a flight from Colorado to Osaka (average of $197). Flying from Colorado to Osaka in December is currently the most expensive (average of $1,667). 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 Osaka?

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

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Alternative routes for Colorado to Osaka

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 December 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
ANACheapest$696Average$1,762FlexibilityNo cancel feeOn-time80%
Air CanadaCheapest$804Average$1,238FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$1,442Average$1,765FlexibilityNo cancel feeOn-time69%

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