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$463+ Cheap flights from Denver (DEN) 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 7/16. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — OSA
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
1 adult, Economy
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Cheapflights Tip: The best prices from Denver Intl to Osaka are usually found in September or October, booked 48 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap flight deals from Denver to Osaka

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Osaka (OSA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 18, 2025.

Round-trip from

$903
(Air Canada)

One-way from

$463
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$1,894
From Denver Intl to Osaka (OSA)
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One-way flight from Denver Intl to Osaka (OSA)
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Highest demand for flights based on searches. 11% potential increase in price ($185 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 June 2025
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Find flight deals from Denver to Osaka

Cheapest flights from Denver to Osaka
Explore the most affordable flight options available from Denver to Osaka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2025.

This Air Canada deal was found by Cheapflights users on 6/15. 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 9/77:21 pmDEN - KIX
2 stops30h 04mAir Canada
Mon 9/226:05 pmKIX - DEN
1 stop13h 28mAir Canada
Deal found 6/15$903
This Air Canada deal was found by Cheapflights users on 6/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/128:45 amDEN - ITM
2 stops18h 10mAir Canada
Thu 11/202:05 pmITM - DEN
2 stops19h 09mAir Canada
Deal found 6/17$946
This Gurufare deal was found by Cheapflights users on 6/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/226:45 amDEN - KIX
2 stops37h 15mChina Eastern
Wed 9/34:30 pmKIX - DEN
2 stops40h 51mChina Eastern
Deal found 6/17$1,015
This Air Canada deal was found by Cheapflights users on 6/15. 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.
Wed 10/19:28 pmDEN - KIX
2 stops51h 57mMultiple Airlines
Thu 10/236:05 pmKIX - DEN
1 stop16h 18mMultiple Airlines
Deal found 6/15$1,078
This Alaska Airlines deal was found by Cheapflights users on 6/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/97:04 pmDEN - KIX
2 stops31h 41mAlaska Airlines
Fri 11/218:45 pmKIX - DEN
2 stops30h 34mAlaska Airlines
Deal found 6/16$1,085
This Cheapflightsfares deal was found by Cheapflights users on 6/18. 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 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 6/18$1,185
This Gurufare deal was found by Cheapflights users on 6/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/108:32 pmDEN - UKB
2 stops22h 28mSTARLUX Airlines
Thu 8/1411:00 amUKB - DEN
2 stops27h 59mSTARLUX Airlines
Deal found 6/17$1,204
This Gurufare deal was found by Cheapflights users on 6/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/108:32 pmDEN - KIX
2 stops24h 43mSTARLUX Airlines
Thu 8/143:10 pmKIX - DEN
2 stops23h 49mSTARLUX Airlines
Deal found 6/17$1,229
This Gurufare deal was found by Cheapflights users on 6/16. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/46:37 pmDEN - KIX
3 stops29h 18mCathay Pacific
Thu 9/189:10 amKIX - DEN
2 stops27h 52mCathay Pacific
Deal found 6/16$1,230
This FlightHub deal was found by Cheapflights users on 6/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/248:00 pmDEN - KIX
2 stops22h 40mAsiana Airlines
Wed 8/65:00 pmKIX - DEN
2 stops20h 47mAsiana Airlines
Deal found 6/17$1,315
This Gurufare deal was found by Cheapflights users on 6/16. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/311:30 amDEN - ITM
1 stop16h 25mANA
Wed 9/172:05 pmITM - DEN
1 stop13h 00mANA
Deal found 6/16$1,682
This Gurufare deal was found by Cheapflights users on 6/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/88:15 amDEN - ITM
2 stops20h 35mJapan Airlines
Wed 10/222:30 pmITM - DEN
2 stops17h 42mJapan Airlines
Deal found 6/17$1,685

Cheapflights Fare Finder

Customize your flight search to find flights from Denver 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 June 18, 2025.
Use the filters below to find and compare flights from Denver to Osaka that are best for you.

Fly from

Denver

Fly to

Osaka

Route

Depart

Return

Price

DenverOsaka

DEN - KIX

DENKIX

Denver Intl

Sun 9/7

7:21 pm-4:25 pm

2 stops30h 04m

Osaka Kansai Intl

Mon 9/22

6:05 pm-4:33 pm

1 stop13h 28m

$903

DenverOsaka

DEN - ITM

DENITM

Denver Intl

Thu 9/4

7:52 am-6:55 pm

2 stops20h 03m

Osaka Itami

Thu 9/18

2:05 pm-6:13 pm

2 stops19h 08m

$948

DenverOsaka

DEN - KIX

DENKIX

Denver Intl

Fri 8/22

6:45 am-11:00 am

2 stops37h 15m

Osaka Kansai Intl

Wed 9/3

4:30 pm-6:21 pm

2 stops40h 51m

$1,015

DenverOsaka

DEN - KIX

DENKIX

Denver Intl

Sun 7/20

8:25 am-6:45 pm

1 stop19h 20m

Osaka Kansai Intl

Mon 7/28

5:55 pm-11:21 pm

2 stops20h 26m

$1,175

DenverKobe

DEN - UKB

DENUKB

Denver Intl

Sun 8/10

8:32 pm-10:00 am

2 stops22h 28m

Kobe

Thu 8/14

11:00 am-11:59 pm

2 stops27h 59m

$1,204

DenverOsaka

DEN - KIX

DENKIX

Denver Intl

Sun 9/7

6:00 am-7:40 pm

2 stops46h 40m

Osaka Kansai Intl

Sun 9/14

10:20 am-11:08 am

2 stops39h 48m

$1,215

DenverOsaka

DEN - KIX

DENKIX

Denver Intl

Sun 8/10

8:32 pm-12:15 pm

2 stops24h 43m

Osaka Kansai Intl

Thu 8/14

3:10 pm-11:59 pm

2 stops23h 49m

$1,229

DenverOsaka

DEN - KIX

DENKIX

Denver Intl

Thu 9/4

6:37 pm-2:55 pm

3 stops29h 18m

Osaka Kansai Intl

Thu 9/18

9:10 am-10:02 pm

2 stops27h 52m

$1,230

DenverOsaka

DEN - KIX

DENKIX

Denver Intl

Thu 7/24

8:00 pm-9:40 am

2 stops22h 40m

Osaka Kansai Intl

Wed 8/6

5:00 pm-10:47 pm

2 stops20h 47m

$1,315

DenverOsaka

DEN - KIX

DENKIX

Denver Intl

Wed 9/3

4:15 pm-7:15 am

1 stop24h 00m

Osaka Kansai Intl

Mon 9/15

9:30 am-11:59 pm

2 stops53h 29m

$1,600

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/17

Showing 1-10 of 35 results
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Best time to book a flight from Denver to Osaka

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

How far ahead should I book a flight from Denver to Osaka?

Use this chart to determine the optimal time to book a round-trip flight from Denver to Osaka. Price data was last updated on June 13, 2025.

The best time to book flights from Denver to Osaka is 48 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, February is the cheapest month in which you can book a flight from Denver to Osaka (average of $887). Flying from Denver to Osaka in June is currently the most expensive (average of $1,323). 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 DEN to OSA?

Find hourly flight availability from Denver 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 June 18, 2025.

One of the essential ways to save on airfare from Denver to Osaka is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 5% on airfare.

Rainfall in Osaka by month

Plan your trip to Osaka by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Osaka ranges from 1.6 - 7.9 inches per month. June is typically the wettest month, when rainfall can reach 7.9 in. January is typically the driest time to visit Osaka when rainfall is around 1.6 in.

Temperature in Osaka by month

Plan your trip to Osaka by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Osaka, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).

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 June 18, 2025.
See what other customers who have flown with STARLUX Airlines, Korean Air and Japan Airlines from Denver to Osaka have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
180 reviews

Crew

9.3

Entertainment

9.0

Comfort

9.0

Food

8.9

Overall

9.1

Boarding

9.0

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
180 reviews
STARLUX Airlines
9.1
Wonderful
180 reviews

Crew

9.3

Entertainment

9.0

Comfort

9.0

Food

8.9

Overall

9.1

Boarding

9.0

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
1,090 reviews
STARLUX Airlines
9.1
Wonderful
180 reviews

Crew

9.3

Entertainment

9.0

Comfort

9.0

Food

8.9

Overall

9.1

Boarding

9.0

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
1,494 reviews
STARLUX Airlines
9.1
Wonderful
180 reviews

Crew

9.3

Entertainment

9.0

Comfort

9.0

Food

8.9

Overall

9.1

Boarding

9.0

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
742 reviews
STARLUX Airlines
9.1
Wonderful
180 reviews

Crew

9.3

Entertainment

9.0

Comfort

9.0

Food

8.9

Overall

9.1

Boarding

9.0

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
8.3
Very good
886 reviews
STARLUX Airlines
9.1
Wonderful
180 reviews

Crew

9.3

Entertainment

9.0

Comfort

9.0

Food

8.9

Overall

9.1

Boarding

9.0

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 Denver to Osaka. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Denver to Osaka?

    Denver Intl (DEN) is the airport you will fly out of if you book a flight from Denver to Osaka. You should not have trouble finding flights to Osaka from Denver Intl; the airport handles an average of 0 outbound flights to Osaka per day. You should also have plenty of airline options to choose from since 3 airlines have flights from the Denver airport to Osaka. It is only a 18.5 mi journey to Denver Intl (DEN) from Denver’s city center.

  • What are the cheapest airlines flying from Denver to Osaka round-trip?

    Currently priced at $903, Air Canada will fly you from Denver to Osaka and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from China Eastern and Alaska Airlines - these airlines can fly you to your destination from $1,015 and $1,085, respectively. Users have found that Air Canada is 38% cheaper than the other options available to this destination.

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

    The cheapest airline one-way is China Eastern, with whom users have recently found tickets for as low as $537. However, be on the lookout for offers from China Airlines and Air Canada, as they are both options that can get you from Denver to Osaka for a low price.

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

    When deciding which route to take from Denver to Osaka consider Denver Intl - Osaka Kansai Intl, Denver Intl - Osaka Itami or Denver Intl - Kobe as they are the most popular.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Denver to Osaka (average of $887). Flying from Denver to Osaka in June is currently the most expensive (average of $1,323). 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 Denver?

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

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Alternative routes for Denver to Osaka

See prices for flight routes from nearby airports that may be better suited for you.
Denver to Kansai Intl flights
Denver to Itami flights
Colorado Springs to Kansai Intl flights

Top 3 airlines flying from Denver to Osaka

Discover the top 3 airlines that operate flights from Denver 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 June 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$864Average$1,329FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$1,216Average$1,824FlexibilityNo cancel feeOn-time69%
ANACheapest$1,287Average$1,551FlexibilityNo cancel feeOn-time80%

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