QUICK ANSWER
Delhi Airport operates T1, T2 and T3. Your connection may require a landside change.
01
Free airport shuttles are published
The airport lists complimentary inter-terminal shuttle options on relevant routes, with pickup points and operating details.
02
International transfers center on T3
International operations are centered on T3, but an onward domestic flight can move you to another terminal.
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Sources and verification
Time-sensitive airport, airline, visa, security and transport details should always be confirmed with the relevant official source before travel.