Search cheap flights from Zagreb to San Sebastian in the next 3 months. Based on Trip.com's latest 7-day data, one-way fares start at MXN5,700, and round-trip tickets start at MXN4,521.

Displayed flight fares from Zagreb to San Sebastian are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Zagreb to San Sebastian Flight Details

The distance between Zagreb and San Sebastian is about 1,436.71 km. Based on Trip.com's latest data, travel demand is highest in January. The off-season for travel is October.

Cheapest one-way flight priceMXN5,700
Cheapest return ticket priceMXN4,521
Cheapest monthOctober
Peak season for travelJanuary
Flight distance1,436.71 km

When is the cheapest time to book flights from Zagreb to San Sebastian?

The cheapest time to fly from Zagreb to San Sebastian: Jan 18 to Jan 25 — one-way prices start at MXN2,221.

Cheapest flights
From price
Search
  • 714
  • 1421
  • 2128
  • Jan

    284
  • 411
  • 1118
  • 1825
  • Feb

    251
  • 18
  • 815
  • 1522
  • Mar

    221
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • What are the cheapest flights from Zagreb to San Sebastian (ZAG-EAS)?

    Based on Trip.com data, Ryanair offers one-way fares as low as MXN5,700 on Cheapest nonstop routes (e.g. ZAG to EAS on Sat, Jan 3), while Croatia Airlines offers Cheapest nonstop round-trips from MXN4,521 departing on Sun, Feb 1 and returning on Thu, Feb 5.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Zagreb to San Sebastian is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Zagreb to San Sebastian, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sat, Jan 3, with one-way flights priced at just MXN5,700.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Ryanair.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for San Sebastian travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Zagreb to San Sebastian is October, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Zagreb to San Sebastian on December 16, 2025 with Croatia Airlines, with prices starting at MXN7,138.
  • The time difference between San Sebastian and Zagreb is 0h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.