The cheapest times to fly from ITM to STL are
- January 8th to March 11th
- March 26th to April 15th
- October 8th to December 23rd (except the week of December 10th)
based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from ITM to STL is late January. Prices can be as high as $2353 for Saturday flights during early January, or as low as $984 for Tuesday flights around late January.
When to Fly to St. Louis
Flying from Osaka (ITM) to St. Louis, MO (STL) will usually cost between $984 to $1588 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late January with an average ticket price of $1046. Due to high demand the most expensive time to fly is early January, with an average price of $1594. Planning your trip to low-cost times can easily save you $548 on economy flights and even more on first-class flights. Generally, any price below $1206 can be considered a good price for a round-trip ITM to STL flight.
See below for a graph of average weekly prices for the ITM to STL route. All prices are for round-trip tickets in USD.
Compared to other flights, the ITM to STL flight is slightly more expensive than the average and costs about as much as the average flight leaving from Osaka. The average price per mile (for a direct flight) is $0.11, which is far below average.
Flight Prices by Day of the Week
Tuesday is usually the cheapest day to fly to STL, and Monday the cheapest day to fly back into ITM. Saturdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $264 (18%) on this flight.
Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $1124. Return trip prices are from the STL to ITM flight, and often highlight the quality of our data in showing the same trend.
Departing Prices by Day
Return Trip Prices by Day
Nonstop Flights and Layovers
Travelers looking to fly from ITM to STL can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 12 hour 49 minutes may not be realistic.
Flight Questions Answered
Still have questions about flying from ITM to STL? We’ve got answers.
Which airlines fly this route?
You can find 7 major airlines flying this route most often: Aeromexico, Air Canada, American, ANA, Delta, JAL, United, and potentially more during busy seasons.
How far away is it from St Louis Lambert International Airport to Osaka International Airport?
The distance between the two airports is roughly 6572 miles or 10577 kilometers.
How long does it take to fly from ITM to STL?
The real-world flight time for a nonstop ITM to STL flight is about 12 hour 49 minutes.
How many flights go between Osaka and St. Louis, MO?
It depends on the day of the week and the date, but a typical day might have around 17 available flights from ITM to STL.
Airport Location Info
|Origination airport name||Osaka International Airport|
|Destination airport name||St Louis Lambert International Airport|
|City||St. Louis, MO|
|Country||the United States|
Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.