Best time to fly to Port Moresby
The most popular months for travelers to fly to Port Moresby are January, February, and March, when peak temperatures in Port Moresby can reach up to 80.4°F in January. If you prefer quieter travel, consider May, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 79.3°F. For better deals, February usually offers the lowest average one-way fare around $265, roughly 25% cheaper than the yearly average. Looking for additional cheaper months to fly? October offers an average one-way fare of around $288, making it a good option for flexible travelers.
Month | Temperature | Precipitation | Cloudiness | Demand | Average one-way Fare |
| January | 80.4°F (26.9°C) | Moderate Rain | Mostly Cloudy | High | $325 |
| February | 80.1°F (26.7°C) | Moderate Rain | Mostly Cloudy | High | $265 |
| March | 79.7°F (26.5°C) | Frequent Rain | Mostly Cloudy | High | $443 |
| April | 79.5°F (26.4°C) | Moderate Rain | Mostly Cloudy | Average | $435 |
| May | 79.3°F (26.3°C) | Light Rain | Mostly Sunny | Low | $331 |
| June | 78.3°F (25.7°C) | Light Rain | Mostly Sunny | Average | $301 |
| July | 77.4°F (25.2°C) | No Rain (Dry) | Mostly Sunny | Average | $339 |
| August | 77.0°F (25.0°C) | Light Rain | Mostly Sunny | Average | $374 |
| September | 78.1°F (25.6°C) | Light Rain | Mostly Sunny | Average | $415 |
| October | 79.0°F (26.1°C) | Light Rain | Mostly Sunny | Average | $288 |
| November | 80.2°F (26.8°C) | Light Rain | Mostly Sunny | Low | $348 |
| December | 80.6°F (27.0°C) | Light Rain | Mostly Sunny | Low | $415 |
*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.