Delta Flight DL988 Deals & Information (2025/2026)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Frequently asked questions

What route does flight number DL988 take?
You'll be landing into Seattle - Tacoma Intl. Airport (SEA) from AUS if you're traveling on flight number DL988. You'll be airborne for 4 hours and 23 minutes on this trip. It's also worthwhile noting that it conveniently operates non-stop.
What kind of plane is on flight number DL988?
The route for DL988 is nearly always AUS to SEA, and the Airbus A220-100 is the type of aircraft you're likely to be jetting off with.
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 DL988 flight with Travelocity, please visit our Customer Service Portal.