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Cheap flights from Missouri to Osaka from $428

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to Osaka departing on 2/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Missouri to Osaka

Cheap round-trip flights

Enter your travel dates to find the best prices.
Japan Airlines Logo
8:00 am - 8:25 am
STL
-
KIX
34h 25m
2 stops
Japan Airlines Logo
9:00 pm - 2:07 pm
KIX
-
STL
31h 07m
2 stops
$917Japan Airlines
Mon, Mar 9 - Mon, Mar 16
Japan Airlines Logo
6:21 am - 6:45 pm
STL
-
KIX
22h 24m
1 stop
Japan Airlines Logo
5:45 pm - 11:59 pm
KIX
-
STL
20h 14m
1 stop
$936Japan Airlines
Thu, Apr 30 - Wed, May 20
American Airlines Logo
6:21 am - 6:45 pm
STL
-
KIX
22h 24m
1 stop
American Airlines Logo
5:55 pm - 12:12 am
KIX
-
STL
20h 17m
2 stops
$948American Airlines
Thu, Apr 30 - Wed, May 20
Air Canada Logo
6:00 am - 4:25 pm
MCI
-
KIX
20h 25m
2 stops
Air Canada Logo
6:00 pm - 4:16 pm
KIX
-
MCI
36h 16m
2 stops
$966Air Canada
Wed, Apr 15 - Mon, Apr 20
ANA Logo
5:29 pm - 4:25 pm
STL
-
KIX
32h 56m
2 stops
ANA Logo
6:00 pm - 12:21 pm
KIX
-
STL
32h 21m
1 stop
$999ANA
Tue, Jun 2 - Wed, Jun 17
Air Canada Logo
1:00 pm - 4:25 pm
STL
-
KIX
37h 25m
2 stops
Air Canada Logo
6:00 pm - 9:11 pm
KIX
-
STL
41h 11m
2 stops
$1,023Air Canada
Tue, Jun 2 - Tue, Jun 16
Multiple Airlines Logo
5:18 pm - 4:25 pm
MCI
-
KIX
57h 07m
3 stops
Multiple Airlines Logo
6:00 pm - 4:16 pm
KIX
-
MCI
36h 16m
2 stops
$1,023Multiple Airlines
Wed, Apr 15 - Mon, Apr 20
Air Canada Logo
2:20 pm - 4:25 pm
STL
-
KIX
36h 05m
1 stop
Air Canada Logo
6:00 pm - 9:11 pm
KIX
-
STL
41h 11m
2 stops
$1,028Air Canada
Wed, Jun 3 - Tue, Jun 16
Air Canada Logo
1:00 pm - 4:25 pm
STL
-
KIX
37h 25m
2 stops
Air Canada Logo
6:00 pm - 3:46 pm
KIX
-
STL
35h 46m
2 stops
$1,032Air Canada
Tue, Jun 2 - Wed, Jun 17
Air Canada Logo
2:20 pm - 4:25 pm
STL
-
KIX
36h 05m
1 stop
Air Canada Logo
6:00 pm - 9:11 pm
KIX
-
STL
41h 11m
2 stops
$1,036Air Canada
Wed, Jun 3 - Fri, Jun 19

Air Canada flights from Missouri to Osaka Kansai Intl Airport

Our best Air Canada deals on Missouri to Osaka Kansai Intl Airport flight tickets
Air Canada
Apr 15
MCI6:00 amKansas City
20h 25m
2 stops
KIX4:25 pmOsaka Kansai Intl
Apr 20
KIX6:00 pmOsaka Kansai Intl
36h 16m
2 stops
MCI4:16 pmKansas City
$966
Air Canada
May 26
STL2:20 pmLambert-St Louis
36h 05m
2 stops
KIX4:25 pmOsaka Kansai Intl
Jun 11
KIX6:00 pmOsaka Kansai Intl
32h 06m
2 stops
STL12:06 pmLambert-St Louis
$1,016
Air Canada
Jun 2
STL1:00 pmLambert-St Louis
37h 25m
2 stops
KIX4:25 pmOsaka Kansai Intl
Jun 16
KIX6:00 pmOsaka Kansai Intl
41h 11m
2 stops
STL9:11 pmLambert-St Louis
$1,023

Japan Airlines flights from Missouri to Osaka Kansai Intl Airport

Our best Japan Airlines deals on Missouri to Osaka Kansai Intl Airport flight tickets
Japan Airlines
Mar 9
STL8:00 amLambert-St Louis
34h 25m
2 stops
KIX8:25 amOsaka Kansai Intl
Mar 16
KIX9:00 pmOsaka Kansai Intl
31h 07m
2 stops
STL2:07 pmLambert-St Louis
$917
Japan Airlines
Apr 30
STL6:21 amLambert-St Louis
22h 24m
1 stop
KIX6:45 pmOsaka Kansai Intl
May 20
KIX5:45 pmOsaka Kansai Intl
20h 14m
1 stop
STL11:59 pmLambert-St Louis
$936
Japan Airlines
Feb 15
STL6:38 amLambert-St Louis
24h 42m
2 stops
KIX10:20 pmOsaka Kansai Intl
Feb 28
KIX7:00 amOsaka Kansai Intl
21h 50m
2 stops
STL1:50 pmLambert-St Louis
$975

momondo Fare Finder

 
Customize your flight search to find flights from Missouri to Osaka Kansai Intl 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 February 9, 2026.
Use the filters below to find and compare flights from Missouri to Osaka Kansai Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisOsaka

STL - KIX

STLKIX

Lambert-St Louis

Mon 3/9

8:00 am-8:25 am

2 stops34h 25m

Osaka Kansai Intl

Mon 3/16

9:00 pm-2:07 pm

2 stops31h 07m

$917

St. LouisOsaka

STL - KIX

STLKIX

Lambert-St Louis

Thu 4/30

6:21 am-6:45 pm

1 stop22h 24m

Osaka Kansai Intl

Wed 5/20

5:45 pm-11:59 pm

1 stop20h 14m

$936

St. LouisOsaka

STL - KIX

STLKIX

Lambert-St Louis

Thu 4/30

6:21 am-6:45 pm

1 stop22h 24m

Osaka Kansai Intl

Wed 5/20

5:55 pm-12:12 am

2 stops20h 17m

$948

Kansas CityOsaka

MCI - KIX

MCIKIX

Kansas City

Wed 4/15

6:00 am-4:25 pm

2 stops20h 25m

Osaka Kansai Intl

Mon 4/20

6:00 pm-4:16 pm

2 stops36h 16m

$966

St. LouisOsaka

STL - KIX

STLKIX

Lambert-St Louis

Tue 6/2

5:29 pm-4:25 pm

2 stops32h 56m

Osaka Kansai Intl

Wed 6/17

6:00 pm-12:21 pm

1 stop32h 21m

$999

St. LouisOsaka

STL - KIX

STLKIX

Lambert-St Louis

Tue 6/2

1:00 pm-4:25 pm

2 stops37h 25m

Osaka Kansai Intl

Tue 6/16

6:00 pm-9:11 pm

2 stops41h 11m

$1,023

Kansas CityOsaka

MCI - KIX

MCIKIX

Kansas City

Wed 4/15

5:18 pm-4:25 pm

3 stops57h 07m

Osaka Kansai Intl

Mon 4/20

6:00 pm-4:16 pm

2 stops36h 16m

$1,023

St. LouisOsaka

STL - KIX

STLKIX

Lambert-St Louis

Wed 6/3

2:20 pm-4:25 pm

1 stop36h 05m

Osaka Kansai Intl

Tue 6/16

6:00 pm-9:11 pm

2 stops41h 11m

$1,028

St. LouisOsaka

STL - KIX

STLKIX

Lambert-St Louis

Tue 6/2

1:00 pm-4:25 pm

2 stops37h 25m

Osaka Kansai Intl

Wed 6/17

6:00 pm-3:46 pm

2 stops35h 46m

$1,032

St. LouisOsaka

STL - KIX

STLKIX

Lambert-St Louis

Wed 6/3

2:20 pm-4:25 pm

1 stop36h 05m

Osaka Kansai Intl

Fri 6/19

6:00 pm-9:11 pm

2 stops41h 11m

$1,036

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Missouri to Osaka Kansai Intl 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

Can stopping save me money on Missouri to Osaka Kansai Intl Airport flights?

You could potentially save up to 6% on your flight if you consider stops on a Missouri to Osaka Kansai Intl Airport flight.

Cheap Missouri to Osaka Kansai Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missouri to Osaka Kansai Intl Airport

Fastest flight time

19h 55m

Direct flights

None
The fastest flight from Missouri to Osaka Kansai Intl Airport takes 19h 55m
There are no direct flights from Missouri to Osaka Kansai Intl Airport. There are no popular flight routes from Missouri to Osaka Kansai Intl Airport.
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  • When did momondo last update prices for flights from Missouri to Osaka Kansai Intl Airport?

    Prices for flights from Missouri to Osaka Kansai Intl Airport are updated daily.

  • How many operators does momondo search for flights from Missouri to Osaka Kansai Intl Airport?

  • How old do you have to be to fly from Missouri to Osaka Kansai Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Missouri to Osaka Kansai Intl Airport.

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

    The required travel and health documents for your Osaka Kansai Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Osaka Kansai Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Missouri to Osaka Kansai Intl Airport

Compare and see reviews for airlines that fly from Missouri to Osaka Kansai Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Japan AirlinesPriceFrom $751Free CancellationRating
8.3
1,701 reviews
Search Japan Airlines flights

Traveling to a place near Osaka?

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

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Missouri to Osaka for you.

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

Yes. All flights to Osaka from Missouri on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Osaka from Missouri.

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

Of course. momondo tracks the price of Missouri to Osaka flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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