Delta Flight DL143 Deals & Information (2025/2026)

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Delta Flight 143 Route Deals From

The cheapest prices found with in the last 7 days for return flights were $752 and for one-way flights to Seattle - Tacoma Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Nov 22 - Sun, Nov 23
AMS
Schiphol
SEA
Seattle - Tacoma Intl.
$752 Roundtrip, found 4 days ago
$752
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Nov 22 from Schiphol to Seattle - Tacoma Intl., returning Sun, Nov 23, priced at $752 found 4 days ago
Sat, Sep 13 - Sun, Sep 14
AMS
Schiphol
SEA
Seattle - Tacoma Intl.
$780 Roundtrip, found 4 days ago
$780
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Sep 13 from Schiphol to Seattle - Tacoma Intl., returning Sun, Sep 14, priced at $780 found 4 days ago

Frequently asked questions

What route does flight number DL143 take?
Flight number DL143 takes around 10 hours and 8 minutes to jet directly from Schiphol Airport (AMS) to SEA. Sure, there’s magic in the destination, but half the fun is in the journey!
What kind of plane is on flight number DL143?
Prepare to jump on board an Airbus A330-900neo if you’re traveling on flight DL143. Almost all flights from Schiphol Airport (AMS) to Seattle - Tacoma Intl. Airport (SEA) are operated using this type of aircraft.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your DL143 flight with Travelocity, please visit our Customer Service Portal.