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Cheap flights from St. Louis to Osaka from $901

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from St. Louis to Osaka

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
6:00 am - 5:40 pmSTL  Lambert-St Louis-KIX Osaka Kansai Intl
44h 40m2 stops Chicago O'Hare Intl Vancouver Intl
Air Canada Logo
3:20 pm - 3:26 pmKIX  Osaka Kansai Intl-STL Lambert-St Louis
39h 06m2 stops Tokyo Haneda Toronto Pearson Intl
$1,034Air Canada
Sat, Nov 21 - Thu, Dec 3
Air Canada Logo
6:50 pm - 5:40 pmSTL  Lambert-St Louis-KIX Osaka Kansai Intl
55h 50m2 stops Chicago O'Hare Intl Vancouver Intl
Air Canada Logo
3:20 pm - 3:26 pmKIX  Osaka Kansai Intl-STL Lambert-St Louis
39h 06m2 stops Tokyo Haneda Toronto Pearson Intl
$1,046Air Canada
Fri, Nov 20 - Thu, Dec 3
Air Canada Logo
7:30 am - 5:40 pmSTL  Lambert-St Louis-KIX Osaka Kansai Intl
43h 10m2 stops Chicago O'Hare Intl Vancouver Intl
Air Canada Logo
3:20 pm - 3:26 pmKIX  Osaka Kansai Intl-STL Lambert-St Louis
39h 06m2 stops Tokyo Haneda Toronto Pearson Intl
$1,074Air Canada
Mon, Feb 1 - Fri, Feb 5
Air Canada Logo
12:10 pm - 5:40 pmSTL  Lambert-St Louis-KIX Osaka Kansai Intl
39h 30m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl
Air Canada Logo
7:25 pm - 5:57 pmKIX  Osaka Kansai Intl-STL Lambert-St Louis
36h 32m2 stops Vancouver Intl Chicago O'Hare Intl
$1,096Air Canada
Sat, Oct 24 - Sat, Oct 31
Air Canada Logo
6:00 am - 5:40 pmSTL  Lambert-St Louis-KIX Osaka Kansai Intl
44h 40m2 stops Chicago O'Hare Intl Vancouver Intl
Air Canada Logo
3:20 pm - 3:26 pmKIX  Osaka Kansai Intl-STL Lambert-St Louis
39h 06m2 stops Tokyo Haneda Toronto Pearson Intl
$1,109Air Canada
Sat, Nov 21 - Fri, Dec 4
ANA Logo
1:08 pm - 9:50 pmSTL  Lambert-St Louis-KIX Osaka Kansai Intl
41h 42m2 stops Chicago O'Hare Intl Tokyo Haneda
ANA Logo
9:00 pm - 12:10 pmKIX  Osaka Kansai Intl-STL Lambert-St Louis
30h 10m2 stops Tokyo Haneda Chicago O'Hare Intl
$1,111ANA
Mon, Nov 23 - Wed, Dec 2
Air Canada Logo
12:10 pm - 4:25 pmSTL  Lambert-St Louis-KIX Osaka Kansai Intl
38h 15m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
Air Canada Logo
7:25 pm - 3:23 pmKIX  Osaka Kansai Intl-STL Lambert-St Louis
33h 58m2 stops Vancouver Intl Toronto Pearson Intl
$1,115Air Canada
Fri, Oct 16 - Mon, Oct 26
United Airlines Logo
6:50 pm - 4:45 pmSTL  Lambert-St Louis-KIX Osaka Kansai Intl
30h 55m2 stops Chicago O'Hare Intl San Francisco
United Airlines Logo
6:35 pm - 11:14 pmKIX  Osaka Kansai Intl-STL Lambert-St Louis
19h 39m2 stops San Francisco Chicago O'Hare Intl
$1,118United Airlines
Sun, Nov 22 - Fri, Dec 4
ANA Logo
1:08 pm - 9:50 pmSTL  Lambert-St Louis-KIX Osaka Kansai Intl
41h 42m2 stops Chicago O'Hare Intl Tokyo Haneda
ANA Logo
9:00 pm - 6:16 pmKIX  Osaka Kansai Intl-STL Lambert-St Louis
36h 16m2 stops Tokyo Haneda Chicago O'Hare Intl
$1,119ANA
Sun, Nov 22 - Wed, Dec 2
Air Canada Logo
6:50 pm - 5:40 pmSTL  Lambert-St Louis-KIX Osaka Kansai Intl
55h 50m2 stops Chicago O'Hare Intl Vancouver Intl
Air Canada Logo
3:20 pm - 3:26 pmKIX  Osaka Kansai Intl-STL Lambert-St Louis
39h 06m2 stops Tokyo Haneda Toronto Pearson Intl
$1,121Air Canada
Fri, Nov 20 - Fri, Dec 4

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ANA flights from St. Louis to Osaka Kansai Intl Airport

Our best ANA deals on St. Louis to Osaka Kansai Intl Airport flight tickets
ANA
Nov 23
STL1:08 pmLambert-St Louis
41h 42m
2 stops
KIX9:50 pmOsaka Kansai Intl
Dec 2
KIX9:00 pmOsaka Kansai Intl
30h 10m
2 stops
STL12:10 pmLambert-St Louis
$1,111
ANA
Nov 22
STL1:08 pmLambert-St Louis
41h 42m
2 stops
KIX9:50 pmOsaka Kansai Intl
Dec 2
KIX9:00 pmOsaka Kansai Intl
36h 16m
2 stops
STL6:16 pmLambert-St Louis
$1,119
ANA
Nov 17
STL1:08 pmLambert-St Louis
28h 52m
2 stops
KIX9:00 amOsaka Kansai Intl
Dec 2
KIX9:00 pmOsaka Kansai Intl
36h 16m
2 stops
STL6:16 pmLambert-St Louis
$1,144

United Airlines flights from St. Louis to Osaka Kansai Intl Airport

Our best United Airlines deals on St. Louis to Osaka Kansai Intl Airport flight tickets
United Airlines
Nov 22
STL6:50 pmLambert-St Louis
30h 55m
2 stops
KIX4:45 pmOsaka Kansai Intl
Dec 4
KIX6:35 pmOsaka Kansai Intl
19h 39m
2 stops
STL11:14 pmLambert-St Louis
$1,118
United Airlines
Nov 22
STL1:08 pmLambert-St Louis
36h 37m
2 stops
KIX4:45 pmOsaka Kansai Intl
Dec 2
KIX3:20 pmOsaka Kansai Intl
45h 55m
2 stops
STL10:15 pmLambert-St Louis
$1,122
United Airlines
Nov 22
STL7:05 pmLambert-St Louis
30h 40m
1 stop
KIX4:45 pmOsaka Kansai Intl
Dec 2
KIX3:20 pmOsaka Kansai Intl
41h 56m
2 stops
STL6:16 pmLambert-St Louis
$1,126

momondo Fare Finder

 
Use the filters below to find and compare flights from St. Louis to Osaka Kansai Intl Airport that are best for you.

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Price

Cheapest round-trip

St. LouisOsaka

STL Lambert-St Louis - KIX Osaka Kansai Intl

STLKIX

Lambert-St Louis

Sat 11/21

6:00 am-5:40 pm

2 stops44h 40m

Osaka Kansai Intl

Thu 12/3

3:20 pm-3:26 pm

2 stops39h 06m

$1,034

St. LouisOsaka

STL Lambert-St Louis - KIX Osaka Kansai Intl

STLKIX

Lambert-St Louis

Fri 11/20

6:50 pm-5:40 pm

2 stops55h 50m

Osaka Kansai Intl

Thu 12/3

3:20 pm-3:26 pm

2 stops39h 06m

$1,046

St. LouisOsaka

STL Lambert-St Louis - KIX Osaka Kansai Intl

STLKIX

Lambert-St Louis

Mon 2/1

7:30 am-5:40 pm

2 stops43h 10m

Osaka Kansai Intl

Fri 2/5

3:20 pm-3:26 pm

2 stops39h 06m

$1,074

St. LouisOsaka

STL Lambert-St Louis - KIX Osaka Kansai Intl

STLKIX

Lambert-St Louis

Sat 10/24

12:10 pm-5:40 pm

2 stops39h 30m

Osaka Kansai Intl

Sat 10/31

7:25 pm-5:57 pm

2 stops36h 32m

$1,096

St. LouisOsaka

STL Lambert-St Louis - KIX Osaka Kansai Intl

STLKIX

Lambert-St Louis

Sat 11/21

6:00 am-5:40 pm

2 stops44h 40m

Osaka Kansai Intl

Fri 12/4

3:20 pm-3:26 pm

2 stops39h 06m

$1,109

St. LouisOsaka

STL Lambert-St Louis - KIX Osaka Kansai Intl

STLKIX

Lambert-St Louis

Mon 11/23

1:08 pm-9:50 pm

2 stops41h 42m

Osaka Kansai Intl

Wed 12/2

9:00 pm-12:10 pm

2 stops30h 10m

$1,111

St. LouisOsaka

STL Lambert-St Louis - KIX Osaka Kansai Intl

STLKIX

Lambert-St Louis

Fri 10/16

12:10 pm-4:25 pm

2 stops38h 15m

Osaka Kansai Intl

Mon 10/26

7:25 pm-3:23 pm

2 stops33h 58m

$1,115
Quickest round-trip

St. LouisOsaka

STL Lambert-St Louis - KIX Osaka Kansai Intl

STLKIX

Lambert-St Louis

Sun 11/22

6:50 pm-4:45 pm

2 stops30h 55m

Osaka Kansai Intl

Fri 12/4

6:35 pm-11:14 pm

2 stops19h 39m

$1,118

St. LouisOsaka

STL Lambert-St Louis - KIX Osaka Kansai Intl

STLKIX

Lambert-St Louis

Sun 11/22

1:08 pm-9:50 pm

2 stops41h 42m

Osaka Kansai Intl

Wed 12/2

9:00 pm-6:16 pm

2 stops36h 16m

$1,119

St. LouisOsaka

STL Lambert-St Louis - KIX Osaka Kansai Intl

STLKIX

Lambert-St Louis

Fri 11/20

6:50 pm-5:40 pm

2 stops55h 50m

Osaka Kansai Intl

Fri 12/4

3:20 pm-3:26 pm

2 stops39h 06m

$1,121

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Osaka from

How to get the cheapest flight ticket from St. Louis 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 St. Louis to Osaka Kansai Intl Airport flights?

You could potentially save up to 7% on your flight if you consider stops on a St. Louis to Osaka Kansai Intl Airport flight.

When to book flights from St. Louis to Osaka Kansai Intl Airport

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

Cheap St. Louis to Osaka Kansai Intl Airport (STL to KIX) flight deals and tips

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

Best Price Found

$1,034

Fastest flight time

25h 10m

Direct flights

None
The best flight deal from St. Louis to Osaka Kansai Intl Airport found on momondo in the last 72 hours is $1,034
The fastest flight from St. Louis to Osaka Kansai Intl Airport takes 25h 10m
There are no direct flights from St. Louis to Osaka Kansai Intl Airport. There are no popular flight routes from St. Louis to Osaka Kansai Intl Airport.
Search flight deals

Frequently asked questions about flying from St. Louis to Osaka Kansai Intl Airport

  • How far is Lambert-St Louis to Osaka Kansai Intl by plane?

    The straight-line distance from Lambert-St Louis to Osaka Kansai Intl is 6607.3 mi. A reasonable flight in good conditions will take 25h 10m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Osaka Kansai Intl Airport?

    Prices for flights from Lambert-St Louis Airport to Osaka Kansai Intl Airport were last updated today.

  • How old do you have to be to fly from Lambert-St Louis Airport to Osaka Kansai Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Osaka Kansai Intl Airport.

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

    The necessary travel and health documents for your Osaka Kansai Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking 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
Izumisano
Himeji
Nishinomiya

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Why should I use momondo to find a flight deal from St. Louis to Osaka?

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Can I find flights from St. Louis to Osaka with flexible booking policies on momondo?

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

How can momondo help me find flights from St. Louis to Osaka?

momondo provides multiple filters to help you find the best flight to Osaka from St. Louis. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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