The cheapest times to fly from RDU to ITM are

  • January 1st to February 18th (except the week of January 22nd)
  • March 19th to July 8th (except the weeks of May 7th and June 25th)
  • October 29th to December 9th

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 RDU to ITM is early June. Prices can be as high as $2194 for Saturday flights during early August, or as low as $1069 for Tuesday flights around early June.


When to Fly to Osaka

Flying from Raleigh/Durham, NC (RDU) to Osaka (ITM) will usually cost between $1075 to $1481 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early June with an average ticket price of $1098. Due to high demand the most expensive time to fly is early August, with an average price of $1615. Planning your trip to low-cost times can easily save you $518 on economy flights and even more on first-class flights. Generally, any price below $1234 can be considered a good price for a round-trip RDU to ITM flight.

See below for a graph of average weekly prices for the RDU to ITM route. All prices are for round-trip tickets in USD.

RDU to ITM Flight Prices

Compared to other flights, the RDU to ITM flight is slightly more expensive than the average and costs slightly more than the average flight leaving from Raleigh. 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 ITM, and Wednesday the cheapest day to fly back into RDU. 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 $210 (15%) 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 $1208. Return trip prices are from the ITM to RDU flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from RDU to ITM can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 13 hour 43 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from RDU to ITM while comparing.

Destination alternative #1: Kansai International Airport (KIX) in Osaka

  • 27 miles (43 km) away from ITM
  • Usually 2.71% less expensive than ITM
  • 1-layover flights available

See RDU to KIX flights


Flight Hacking RDU to ITM

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from RDU to ITM — but Champion Traveler does!

Hack #1: Philadelphia, PA (RDU > PHL > ITM)

  • Price for both tickets: $884
  • Average savings: $351 (28.4%)

See RDU to PHL flights

Hack #2: Pittsburgh, PA (RDU > PIT > ITM)

  • Price for both tickets: $962
  • Average savings: $272 (22.04%)

See RDU to PIT flights

Hack #3: Las Vegas, NV (RDU > LAS > ITM)

  • Price for both tickets: $1009
  • Average savings: $225 (18.23%)

See RDU to LAS flights


Flight Questions Answered

Still have questions about flying from RDU to ITM? We’ve got answers.

Which airlines fly this route?

You can find 11 major airlines flying this route most often: Air Canada, Alaska, American, ANA, Austrian, British Airways, Delta, Finnair, JAL, Qatar Airways, United, and potentially more during busy seasons.

How far away is it from Osaka International Airport to Raleigh-Durham International Airport?

The distance between the two airports is roughly 7078 miles or 11391 kilometers.

How long does it take to fly from RDU to ITM?

The real-world flight time for a nonstop RDU to ITM flight is about 13 hour 43 minutes.

How many flights go between Raleigh/Durham, NC and Osaka?

It depends on the day of the week and the date, but a typical day might have around 58 available flights from RDU to ITM.


Airport Location Info


Departing Airport

Origination code RDU
Origination airport name Raleigh-Durham International Airport
City Raleigh/Durham, NC
Country the United States
Latitude 35.9
Longitude -78.8

Return Airport

Destination code ITM
Destination airport name Osaka International Airport
City Osaka
Country Japan
Latitude 34.8
Longitude 135.4


Other Resources

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.