Plan Your Trip
Flights to Hanoi
Hanoi is served by Noi Bai International Airport (HAN), north of the city. The flight itself is usually the easy part; the details that matter are your terminal, connection time and how your Hanoi stop fits into the rest of Vietnam.
Which airport serves Hanoi?
Noi Bai International Airport is Hanoi's main passenger airport. Terminal 1 handles domestic services, while Terminal 2 is the international terminal. That distinction matters if you arrive from overseas and connect onward to places such as Da Nang or Ho Chi Minh City, because changing between international and domestic flights normally means changing terminals as well.
The airport's free public-area shuttle links T1 and T2. Noi Bai currently says the ride itself takes about 8–10 minutes and services generally run every 15–30 minutes for much of the day. Do not build a tight self-transfer around that number: immigration, baggage collection, customs, walking, re-check-in and security can take far longer than the shuttle.
Terminal 2 is bigger than it used to be
Noi Bai's Terminal 2 expansion entered operation in late 2025, increasing international processing capacity. That is useful context for older travel advice that describes the international terminal as smaller or chronically constrained. Peak periods can still be busy, particularly around Tet and major holidays, so follow your airline's check-in guidance rather than assuming the extra capacity means you can arrive late.
Should you book Hanoi as your first or last stop?
For a north-to-south Vietnam trip, flying into Hanoi and out of Ho Chi Minh City can save a full day of backtracking. The reverse direction works just as well. Search a multi-city or “open-jaw” fare alongside a conventional return ticket before committing. The headline fare may be slightly higher, but it can still be better value once you price a domestic flight and the time needed to return to your original arrival city.
International versus regional connections
Travellers from Australia, Europe or North America often compare a through-ticket via a major Asian hub with separate regional tickets. A single through-ticket is normally easier if something goes wrong because the airline or alliance is responsible for protected connections. Separate tickets can be cheaper, but you carry the risk if the first flight is late and you miss the second.
If you do use separate tickets, leave a generous buffer and check whether you need to collect and re-check baggage. Also confirm Vietnam entry requirements for your passport even if Hanoi is only a short stop, because a self-transfer may require you to pass immigration.
Domestic flights within Vietnam
Flying is useful when Hanoi is paired with central or southern Vietnam and your trip is short. For closer northern destinations, flying often makes little sense: ground transport is usually simpler for Ninh Binh, Ha Long Bay, Sapa gateways and Mai Chau. Compare the entire door-to-door journey, not just the scheduled flight time.
When fares tend to tighten
Tet is the big one. Domestic travel demand surges around Lunar New Year, and international traffic can also be heavy. Other holiday periods and summer weekends can push up popular domestic sectors. If your dates overlap a major Vietnamese holiday, secure the flight you actually need rather than waiting indefinitely for a small fare drop.
Baggage rules deserve a second look
Low-cost and full-service fares can look similar until baggage is added. Check cabin limits, checked-bag allowance and change conditions on the exact fare family before comparing prices. This is especially important if you are combining an international long-haul allowance with a separate domestic ticket that has a much lower included limit.
How much connection time should you allow?
There is no universal safe number because protected connections, self-transfers, immigration status and baggage arrangements differ. For a same-ticket itinerary, use the airline's offered connection and follow its instructions. For separate tickets, think in hours rather than minutes and leave enough margin to absorb a delayed arrival, immigration queues, baggage delivery, the terminal transfer and a new check-in deadline.
After you land
Noi Bai is outside central Hanoi, so your arrival plan is not finished when the aircraft parks. Decide in advance whether you are using an airport bus, taxi, ride-hailing service or private transfer, and keep your accommodation address saved offline. See our dedicated airport-transfer guide for the current options.