$107 Cheap flight deals from Baltimore (WAS) to SeaTac (SEA)
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This Weekend's Flight Deals from Baltimore to SeaTac
This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
Airfares from $107 One Way, $191 Round Trip from Baltimore to SeaTac
Prices starting at $191 for return flights and $107 for one-way flights to SeaTac were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
SeaTac economy flight packages
citizenM Seattle South Lake Union
Oct 26 - Oct 30
Baltimore (BWI) to Seattle (SEA)
Seattle (SEA) to Baltimore (BWI)
Reviewed on May 11, 2025
1 Hotel Seattle
Oct 27 - Oct 30
Baltimore (BWI) to Seattle (SEA)
Seattle (SEA) to Baltimore (BWI)
Reviewed on May 27, 2025
Hotel Theodore
Oct 26 - Oct 30
Baltimore (BWI) to Seattle (SEA)
Seattle (SEA) to Baltimore (BWI)
Reviewed on Aug 24, 2025
More About Flying To SeaTac from Baltimore
Route Information for Flights from Baltimore to SeaTac
Origin Airport IATA Code | WAS |
|---|---|
Destination Airport IATA Code | SEA |
Distance | |
Direct Flight Airlines | |
Earliest Flight Arrival | |
Latest Flight Arrival |
Baltimore to SeaTac
Whether you want to book cheap flights from Baltimore to SeaTac or are looking for the perfect package holiday, Orbitz is your one-stop source. Taking the stress and expense out of travel, Orbitz helps you find the best fares for Baltimore to SeaTac flights.
Make the Most of Your Vacation
Not only does Orbitz have cheap deals for Baltimore to SeaTac flights, we can also help you plan your vacation in advance. Why wait in lengthy lines for tickets to shows, amusement parks, and other attractions when you could be making the most of your holiday? Add activities to your flight booking for fewer hassles once you arrive in SeaTac.
Planning on the Go
Book your flights from Baltimore to SeaTac wherever you are with the Orbitz app for Android and iPhone. Or simply use m.orbitz.com on your mobile browser to search and book the Baltimore to SeaTac flights that you want. And if you’re running late, you check your flight status and baggage claim information on your mobile device too too.
Craft Your Perfect Vacation
Orbitz takes the stress out of vacation planning with great deals on flights from Baltimore to SeaTac, hotels, car rentals, cruises, and more. Mix and match results for your perfect trip, or book a complete vacation package.
Keep Informed With Orbitz
With Orbitz’s free alerts service, you will stay informed of flight or services disruptions to your Baltimore to SeaTac flights. The alerts can be sent straight to your mobile phone or email.
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Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.
Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.
Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.
