Greece is the destination our name comes from, so we have opinions about it. Here is what actually matters when booking it from the United States.
Nonstop service is seasonal — genuinely, not marginally
The US–Athens schedule expands substantially for summer and contracts hard in winter. The same city pair can be a comfortable nonstop in July and a two-stop itinerary in February, and which carriers fly it changes from year to year. A route map you read in the spring is not evidence about November.
The practical consequence: do not assume, and do not let a booking site’s default sort make the decision. Outside high summer, a well-chosen one-stop through a European hub is frequently both cheaper and barely longer than the surviving nonstop.
The island airports are small, and that changes the ticket
Santorini (JTR) and Mykonos (JMK) are seasonal airports with no US service. You will reach them through Athens or a European hub, on a smaller aircraft with a tighter checked-baggage allowance than your transatlantic ticket carries.
This is where people get caught. Book the island hop separately and you are subject to its own, stricter rules — and if the transatlantic leg is late, the separate ticket is your problem, not the airline’s. Booked on one ticket, the allowance usually follows through and the connection is protected.
Crete (HER) is the exception worth knowing: it is large, its season is much longer, and some European carriers fly it directly.
Buy an open-jaw. It usually costs nothing.
The single best-value ticket to Greece is almost always into one airport and out of another — into Athens, out of Santorini or Thessaloniki. It saves you backtracking across the Aegean at the end of a trip, and on most fare structures it costs the same as the round trip.
Consumer booking sites either cannot price this or price it badly, which is a large part of why so few people buy it. It has to be built rather than searched.
When to book
For June through September, four to six months ahead: the island season and the transatlantic peak collide, and the cheap fare buckets go early. For the shoulder months, six to ten weeks is usually enough.
The exception is Greek Orthodox Easter, which normally falls on a different date to Western Easter and is the sharpest diaspora travel peak of the year. Treat it like high summer and book it as early.
The best weeks nobody books
Late May to early June, and mid-September to early October. Warm sea, everything open, and a fraction of the August crowd at a materially lower fare. If your dates are flexible at all, this is where the value is.
Winter is cheapest by a wide margin and Athens is a genuinely good winter city — but be clear-eyed that much of Santorini and Mykonos closes from November to March.
Entry
US citizens travel to Greece visa-free for short stays under the Schengen rules. The EU’s ETIAS authorisation is being phased in and will eventually apply, so check whether it is in force for your dates on the EU’s official site. Note that Schengen days are counted across the whole area, not per country — relevant if Greece is one stop on a longer European trip.
See our flights to Greece for fare pages from every US city we cover, or call an agent to have the open-jaw priced properly.
Our team of expert travel agents brings decades of combined experience booking international flights for US travelers.