Roundtrip Seattle to Baltimore Airfare

No special codes or coupons are required. This roundtrip airfare is available for travel through March 2026.

How to Get This Deal

• Select your desired travel dates on Expedia.
• Travel between October and March on the dates listed below.

Travel Availability

• Departs Seattle (SEA):
  • October: 15, 17-18, 21-22, 24, 27-29
  • November: 1, 4-5, 8, 11-12, 15, 17-19
  • December: 3-6, 8-11, 16
  • January: 6, 8-9, 13-14, 20-24, 26-31
  • February: 1-6, 8-11, 18-21, 23-25
  • March: 3-4
• Departs Baltimore (BWI):
  • October: 15, 18, 21-22, 25, 28-31
  • November: 1, 4-6, 11-15, 17-19
  • December: 4-6, 9-11, 13
  • January: 7-8, 10, 13-14, 17-18, 21-25, 27-29, 31
  • February: 1, 3-5, 7, 11, 14, 18-20, 23-26
  • March: 3-4, 10-11, 17-18, 24-25, 31