$488 Cheap Swiss International Air Lines flights Seattle (SEA) to Heraklion (HER)

View $488 flight on Wed, Oct 29, 2025Opens in a new window

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

$488 Cheap Swiss International Air Lines flights Seattle (SEA) to Heraklion (HER)

Prices were available within the past 7 days and start at $488 for one-way flights and $633 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Swiss International Air Lines
Wed, Sep 24 - Tue, Nov 4
SEA
Seattle
HER
Heraklion
$633 Roundtrip, found 3 days ago
$633
Roundtrip
found 3 days ago
Select Swiss International Air Lines flight, departing Wed, Sep 24 from Seattle to Heraklion, returning Tue, Nov 4, priced at $633 found 3 days ago
Flights from Seattle (SEA) to Heraklion (HER)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Nikos Kazantzakis
Airlines serving
Aer Lingus, Air Canada, Air France, Austrian Airlines, British Airways, Brussels Airlines, Condor, Delta, KLM, Lufthansa, Swiss International Air Lines
Popular airline
Lufthansa
Distance
6373 mi

Frequently asked questions

How much is a SWISS flight from Seattle - Tacoma Intl. Airport (SEA) to Nikos Kazantzakis Airport (HER)?
Use the "Price (lowest to highest)" filter on Expedia to find cheap SWISS round-trip flights from $633 from SEA to HER. Affordable one-way options from $488 are also available.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SEA to HER with SWISS?
Look for one-way or return flights to Heraklion in February or January. You could find a cheap fare with SWISS during these off-peak travel months.
What is the cheapest time to book flights from Seattle - Tacoma Intl. Airport (SEA) to Nikos Kazantzakis Airport (HER) with SWISS?
Getting the best SWISS deals from SEA to HER often comes down to timing. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. To top it off, you can pocket 17% on average by buying your tickets on a Sunday compared to a Friday, which is usually the most expensive day to book.* It's a good idea to start searching for flights about one month before you plan to travel.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does SWISS fly nonstop from Seattle - Tacoma Intl. Airport (SEA) to Nikos Kazantzakis Airport (HER)?
Select our "Nonstop" filter when looking for direct SWISS flights from SEA to HER. You'll also be able to compare other carriers offering the same nonstop journey.
What is the earliest SWISS flight from SEA to HER?
Filter your results by "Morning" and "Early Morning" to browse the earliest flights from SEA to HER. Leaving early means you're 20% less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does SWISS fly into in Heraklion?
Nikos Kazantzakis Airport (HER) is the main Heraklion hub for SWISS flights from Seattle - Tacoma Intl. Airport (SEA).
What kind of luggage can I take on a SWISS flight from Seattle - Tacoma Intl. Airport (SEA) to Nikos Kazantzakis Airport (HER)?
For checked luggage, you can bring 1 checked-in bag weighing up to 50 lb with dimensions not exceeding 62 inches. You can also travel with 1 cabin bag in the cabin when flying standard economy from SEA to HER with SWISS. This carry-on must weigh less than 17 lb and be no larger than 22 inches x 21 inches x 5 inches. Exceeding these limits can mean additional charges, so read SWISS's baggage allowance guidelines before you start packing.
Why fly with SWISS from SEA to HER?
SWISS makes traveling from SEA to HER more comfortable with a rewarding loyalty program and a 4-star airline rating. You may even earn points with Swiss Miles & More. Make sure you sign up to our free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future bookings.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my SWISS flight from Seattle - Tacoma Intl. Airport (SEA) to Nikos Kazantzakis Airport (HER)?
Changes are generally free within 24 hours of making a booking, but your airline may add a charge after that. For more information about altering your flights, check out your "Trips," select your flight and click on "Manage Booking." If you'd like the freedom to change your plans without additional costs, check the "No cancel fee" or "Changes included" filter when organizing your next escape.

Explore a world of travel with Expedia

*Available to One Key members.