Comparing the key trade-offs between air and sea freight to help you make the optimal shipping decision for each type of cargo.
One of the most common questions in international logistics is whether to ship by air or sea. The right answer depends on several factors — including cargo type, urgency, value, and budget. Here is a practical comparison.
Speed
- Air: 1–5 days for most international routes
- Sea: 15–35+ days depending on origin and destination
If your production schedule, customer commitments, or product shelf life depend on rapid delivery, air freight is usually the only option.
Cost
- Air: Typically 4–6x more expensive per kilogram than sea freight
- Sea: Much lower cost per kg/CBM — ideal for large volume, lower value goods
For high-value goods (electronics, pharmaceuticals, luxury items), the cost difference is often justified by the speed and reduced insurance costs.
Cargo Type Suitability
| Cargo Type | Air | Sea |
|---|---|---|
| Electronics | ✅ | ✅ |
| Perishables | ✅ | ❌ |
| Machinery | ❌ | ✅ |
| Fashion/Apparel | ✅ | ✅ |
| Raw Materials | ❌ | ✅ |
| Chemicals | Limited | ✅ |
Carbon Footprint
Air freight produces approximately 50x more CO2 per tonne-km than sea freight. For businesses with sustainability commitments, this is an increasingly important factor.
Reliability
Both modes are generally reliable, but sea freight is more susceptible to schedule disruptions (port congestion, weather events, strikes). Air freight schedules are more consistent but subject to capacity constraints.
Our Recommendation
For most standard commercial shipments where speed is not critical, sea freight offers the best value. For urgent deliveries, high-value goods, or time-sensitive supply chains, air freight is the superior choice.
Inter Logistics can advise on the optimal shipping mode for every shipment. Contact our team for a personalized quote.