$484 Cheap Swiss International Air Lines flights Washington (IAD) to Zakynthos (ZTH)

View $484 flight on Wed, Sep 17, 2025Opens in a new window

$484 Cheap Swiss International Air Lines flights Washington (IAD) to Zakynthos (ZTH)

Prices were available within the past 7 days and start at $484 for one-way flights and $671 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Swiss International Air Lines
Wed, Oct 1 - Mon, Oct 13
IAD
Washington
ZTH
Zakynthos
$671 Roundtrip, found 1 day ago
$671
Roundtrip
found 1 day ago
Select Swiss International Air Lines flight, departing Wed, Oct 1 from Washington to Zakynthos, returning Mon, Oct 13, priced at $671 found 1 day ago
Swiss International Air Lines
Wed, Sep 24 - Sat, Oct 18
IAD
Washington
ZTH
Zakynthos
$701 Roundtrip, found 2 days ago
$701
Roundtrip
found 2 days ago
Select Swiss International Air Lines flight, departing Wed, Sep 24 from Washington to Zakynthos, returning Sat, Oct 18, priced at $701 found 2 days ago
Swiss International Air Lines
Wed, Sep 24 - Sat, Oct 18
IAD
Washington
ZTH
Zakynthos
$739 Roundtrip, found 2 days ago
$739
Roundtrip
found 2 days ago
Select Swiss International Air Lines flight, departing Wed, Sep 24 from Washington to Zakynthos, returning Sat, Oct 18, priced at $739 found 2 days ago
Swiss International Air Lines
Mon, Aug 25 - Mon, Sep 1
IAD
Washington
ZTH
Zakynthos
$762 Roundtrip, found 17 hours ago
$762
Roundtrip
found 17 hours ago
Select Swiss International Air Lines flight, departing Mon, Aug 25 from Washington to Zakynthos, returning Mon, Sep 1, priced at $762 found 17 hours ago
Swiss International Air Lines
Fri, Sep 26 - Sun, Oct 5
IAD
Washington
ZTH
Zakynthos
$770 Roundtrip, found 4 days ago
$770
Roundtrip
found 4 days ago
Select Swiss International Air Lines flight, departing Fri, Sep 26 from Washington to Zakynthos, returning Sun, Oct 5, priced at $770 found 4 days ago
Swiss International Air Lines
Mon, Aug 25 - Thu, Sep 11
IAD
Washington
ZTH
Zakynthos
$781 Roundtrip, found 16 hours ago
$781
Roundtrip
found 16 hours ago
Select Swiss International Air Lines flight, departing Mon, Aug 25 from Washington to Zakynthos, returning Thu, Sep 11, priced at $781 found 16 hours ago
Flights from Washington (IAD) to Zakynthos (ZTH)
Origin airport
Washington Dulles Intl.
Destination airport
Zakynthos Intl.
Airlines serving
Austrian Airlines, British Airways, Brussels Airlines, Lufthansa, Swiss International Air Lines
Popular airline
Swiss International Air Lines
Distance
5029 mi

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