Delta Flight DL320 Deals & Information (2024/2025)

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

Change your flight without a fee on select flights

Delta Flight 320 Route Deals From $167

The cheapest prices found with in the last 7 days for return flights were $199 and $167 for one-way flights to Hartsfield-Jackson Atlanta Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

What route does flight number DL320 take?
DL320 operates between Boston, MA Airport (BOS-Logan Intl.) and Seattle - Tacoma Intl. Airport (SEA) and is a direct flight. This trip generally takes 6 hours and 11 minutes.
What terminal does DL320 fly out of?
Flight number DL320 runs between BOS and Seattle, WA Airport (SEA-Seattle - Tacoma Intl.), and those booked on this flight typically depart from Terminal A.
What kind of plane is on flight number DL320?
You’ll most likely be jumping on board the Boeing 737-800 if you’ve reserved a seat on flight DL320. Generally, this flight jets off from Logan Intl. Airport and arrives at Sea-Tac Airport.
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 DL320 flight with Travelocity, please visit our Customer Service Portal.