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Cheap flights from Portland to Osaka from $399

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Osaka departing on 11/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
ANA Logo
5:35 am - 8:35 pmPDX-ITM
22h 00m2 stops
ANA Logo
11:00 am - 2:46 pmITM-PDX
20h 46m2 stops
$674ANA
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Mon, Jan 26 - Mon, Feb 9
ANA Logo
7:45 am - 6:55 pmPDX-ITM
18h 10m2 stops
ANA Logo
1:00 pm - 2:48 pmITM-PDX
18h 48m2 stops
$691ANA
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Sun, Jan 25 - Thu, Feb 12
United Airlines Logo
5:35 am - 6:10 pmPDX-ITM
19h 35m2 stops
United Airlines Logo
1:00 pm - 2:55 pmITM-PDX
18h 55m2 stops
$709United Airlines
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Tue, Jan 27 - Tue, Feb 10
Japan Airlines Logo
7:00 am - 8:40 amPDX-ITM
32h 40m2 stops
Japan Airlines Logo
11:25 am - 4:28 pmITM-PDX
22h 03m2 stops
$714Japan Airlines
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Thu, Feb 19 - Thu, Mar 5
American Airlines Logo
3:22 pm - 8:40 amPDX-ITM
24h 18m2 stops
American Airlines Logo
8:30 am - 5:52 pmITM-PDX
26h 22m2 stops
$715American Airlines
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Wed, Jan 28 - Sun, Feb 1
Japan Airlines Logo
7:04 am - 8:20 pmPDX-ITM
20h 16m2 stops
Japan Airlines Logo
2:40 pm - 12:42 pmITM-PDX
15h 02m2 stops
$743Japan Airlines
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Sun, Dec 7 - Sun, Dec 14
Air Canada Logo
7:00 pm - 6:55 pmPDX-ITM
30h 55m2 stops
Air Canada Logo
2:00 pm - 6:30 pmITM-PDX
21h 30m2 stops
$751Air Canada
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Sat, Jan 24 - Tue, Feb 10
Air Canada Logo
9:50 am - 6:55 pmPDX-ITM
16h 05m2 stops
Air Canada Logo
2:00 pm - 2:40 pmITM-PDX
17h 40m2 stops
$761Air Canada
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Sun, Jan 25 - Sun, Feb 8
American Airlines Logo
6:00 am - 6:45 pmPDX-ITM
19h 45m2 stops
American Airlines Logo
2:40 pm - 5:12 pmITM-PDX
19h 32m2 stops
$870American Airlines
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Sun, Nov 9 - Tue, Nov 18
United Airlines Logo
5:45 am - 5:05 pmPDX-ITM
43h 20m3 stops
United Airlines Logo
12:00 pm - 8:05 pmITM-PDX
24h 05m2 stops
$885United Airlines
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Mon, Apr 20 - Wed, Apr 29

American Airlines flights from Portland to Osaka Itami Airport

Our best American Airlines deals on Portland to Osaka Itami Airport flight tickets
American Airlines
Jan 28
PDX3:22 pmPortland
24h 18m
2 stops
ITM8:40 amOsaka Itami
Feb 1
ITM8:30 amOsaka Itami
26h 22m
2 stops
PDX5:52 pmPortland
$715
Find similar
American Airlines
Nov 9
PDX6:00 amPortland
19h 45m
2 stops
ITM6:45 pmOsaka Itami
Nov 18
ITM2:40 pmOsaka Itami
19h 32m
2 stops
PDX5:12 pmPortland
$870
Find similar
American Airlines
Nov 27
PDX6:00 amPortland
20h 50m
2 stops
ITM7:50 pmOsaka Itami
Dec 12
ITM2:40 pmOsaka Itami
19h 48m
2 stops
PDX5:28 pmPortland
$1,121
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United Airlines flights from Portland to Osaka Itami Airport

Our best United Airlines deals on Portland to Osaka Itami Airport flight tickets
United Airlines
Jan 27
PDX5:35 amPortland
19h 35m
2 stops
ITM6:10 pmOsaka Itami
Feb 10
ITM1:00 pmOsaka Itami
18h 55m
2 stops
PDX2:55 pmPortland
$709
Find similar
United Airlines
Apr 20
PDX5:45 amPortland
43h 20m
3 stops
ITM5:05 pmOsaka Itami
Apr 29
ITM12:00 pmOsaka Itami
24h 05m
2 stops
PDX8:05 pmPortland
$885
Find similar
United Airlines
Nov 23
PDX3:54 pmPortland
33h 16m
2 stops
ITM6:10 pmOsaka Itami
Dec 3
ITM1:00 pmOsaka Itami
18h 47m
2 stops
PDX2:47 pmPortland
$1,228
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momondo Fare Finder

 
Customize your flight search to find flights from Portland to Osaka Itami Airport 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, momondo users made 832,500 searches. Data last updated October 23, 2025.
Use the filters below to find and compare flights from Portland to Osaka Itami Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandOsaka

PDX - ITM

PDXITM

Portland

Mon 1/26

5:35 am-8:35 pm

2 stops22h 00m

Osaka Itami

Mon 2/9

11:00 am-2:46 pm

2 stops20h 46m

$674

PortlandOsaka

PDX - ITM

PDXITM

Portland

Sun 1/25

7:45 am-6:55 pm

2 stops18h 10m

Osaka Itami

Thu 2/12

1:00 pm-2:48 pm

2 stops18h 48m

$691

PortlandOsaka

PDX - ITM

PDXITM

Portland

Tue 1/27

5:35 am-6:10 pm

2 stops19h 35m

Osaka Itami

Tue 2/10

1:00 pm-2:55 pm

2 stops18h 55m

$709

PortlandOsaka

PDX - ITM

PDXITM

Portland

Thu 2/19

7:00 am-8:40 am

2 stops32h 40m

Osaka Itami

Thu 3/5

11:25 am-4:28 pm

2 stops22h 03m

$714

PortlandOsaka

PDX - ITM

PDXITM

Portland

Wed 1/28

3:22 pm-8:40 am

2 stops24h 18m

Osaka Itami

Sun 2/1

8:30 am-5:52 pm

2 stops26h 22m

$715

PortlandOsaka

PDX - ITM

PDXITM

Portland

Sun 12/7

7:04 am-8:20 pm

2 stops20h 16m

Osaka Itami

Sun 12/14

2:40 pm-12:42 pm

2 stops15h 02m

$743

PortlandOsaka

PDX - ITM

PDXITM

Portland

Sat 1/24

7:00 pm-6:55 pm

2 stops30h 55m

Osaka Itami

Tue 2/10

2:00 pm-6:30 pm

2 stops21h 30m

$751

PortlandOsaka

PDX - ITM

PDXITM

Portland

Sun 1/25

9:50 am-6:55 pm

2 stops16h 05m

Osaka Itami

Sun 2/8

2:00 pm-2:40 pm

2 stops17h 40m

$761

PortlandOsaka

PDX - ITM

PDXITM

Portland

Sun 11/9

6:00 am-6:45 pm

2 stops19h 45m

Osaka Itami

Tue 11/18

2:40 pm-5:12 pm

2 stops19h 32m

$870

PortlandOsaka

PDX - ITM

PDXITM

Portland

Mon 4/20

5:45 am-5:05 pm

3 stops43h 20m

Osaka Itami

Wed 4/29

12:00 pm-8:05 pm

2 stops24h 05m

$885

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Osaka from

How to get the cheapest flight ticket from Portland to Osaka Itami Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Osaka Itami Airport?

The cheapest day to depart on your flight to Osaka Itami Airport is on a Monday when prices can be found for as low as $1,008. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Osaka Itami Airport is Sunday, with ticket prices averaging around $1,173.

When to book flights from Portland to Osaka Itami Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Osaka Itami Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Osaka Itami Airport (PDX to ITM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Osaka Itami Airport

Direct flights

None
There are no direct flights from Portland to Osaka Itami Airport. There are no popular flight routes from Portland to Osaka Itami Airport.
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  • How far is Portland to Osaka Itami by plane?

    There are 5056.0 mi between Portland and Osaka Itami. 16h 05m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Portland Airport to Osaka Itami Airport?

    Prices for flights from Portland Airport to Osaka Itami Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Portland Airport to Osaka Itami Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Osaka Itami Airport.

  • What documentation or ID do you need to fly to Osaka Itami Airport?

    The travel and health documents you'll need for your trip to Osaka Itami Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Osaka Itami Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Osaka?

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

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Osaka?

Finding the right flight to Osaka from Portland is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Osaka quick and easy, saving you time and money.

Can I find flights from Portland to Osaka with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Portland to Osaka flights to just show those with flexible booking policies.

How can momondo help me find flights from Portland to Osaka?

Once all potential Portland to Osaka flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Portland to Osaka right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Portland to Osaka flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Osaka Itami Airport trip

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