
Book Cheap Alaska Airlines flight from Seattle (SEA) to Baltimore (BWI) from CA $138
Find The Best Day to Book a Cheap Alaska Airlines Flights From Seattle to Baltimore
Cheapest Alaska Airlines Flights from Seattle (SEA) to Baltimore (BWI)
The cheapest flights to Baltimore Washington Intl. Thurgood Marshall found within the past 7 days were CA $310 round trip and CA $138 one way. Prices and availability subject to change. Additional terms may apply.
Frequently asked questions
Grab a great Alaska Airlines flight from SEA to BWI
To find a great deal on Alaska Airlines flights with Travelocity, simply enter your origin and destination airports, pick your travel dates, and hit search. From here, you can sort by price, flight duration, and arrival/departure time. You can also filter to find nonstop flights.
Flying Alaska Airlines Seattle to Baltimore gives you fights to choose from. With that direct flight time of , you’ll be touching down before you know it.
Find cheap flights with Alaska Airlines between Seattle and Baltimore
Alaska Airlines has a range of great fares on stacks of flights, and to find the most affordable for you, there are a few tricks you can try. Booking in advance, for example, is a great way to grab a fantastic deal. Also, choose the cheapest month, if you can. One-way flights from Seattle to Baltimore with Alaska Airlines are September.
The more flexible you are, the more affordable flights you’re likely to find. Consider one-way flights and connecting flights, as well as standard roundtrip and direct options. Even if you’re flying today, cheap last-minute flights are easy to find by entering your travel dates and hitting search.
Reasons to book your Alaska Airlines flights with Travelocity
Travelocity makes it easy to book a seat, anywhere in the world. The vast inventory, fast search, and advanced filters put some of the best deals on the planet in one place. Whether you’re traveling on business, with friends, family, or on your own, take your pick from some fantastic options. And with free cancellation and pay later options, you can travel more and worry less.
Airport code | Country | Airport name | Number of flights |
|---|---|---|---|
| SEA | USA | Seattle - Tacoma Intl. | 115 |
| ORD | USA | O'Hare Intl. | 44 |
| LAX | USA | Los Angeles Intl. | 24 |
| PDX | USA | Portland Intl. | 23 |
| ANC | USA | Ted Stevens Anchorage Intl. | 22 |
| SFO | USA | San Francisco Intl. | 21 |
| SAN | USA | San Diego Intl. | 18 |
| JNU | USA | Juneau Intl. | 10 |
| SJC | USA | Norman Y. Mineta San Jose Intl. | 10 |
| GEG | USA | Spokane Intl. | 7 |
Travelers ❤️ these 🏨 after their flight to Baltimore

La Quinta Inn & Suites by Wyndham Baltimore BWI Airport
The room was clean. The staff was courteous and very helpful. Check in and check out were easy. The breakfast had many choices and was one of the best that we have experienced. The shuttle to the airport was very much appreciated, and the driver went out of his way to be pleasant and helpful.
Reviewed on Jan 23, 2026

Aloft BWI Baltimore Washington International Airport
Excelente. Muy limpio y agradable
Reviewed on Jan 24, 2026

Holiday Inn Baltimore BWI Airport by IHG
It was an amazing stay as first timers!
Reviewed on Jan 22, 2026
Want more than a(n) Alaska Airlines Flight from Seattle to Baltimore?
Top Alaska Airlines Flight Routes from BWI
Domestic
- Vancouver to Los Angeles (YVR - LAX)
- Calgary to Cancun (YYC - CUN)
- Vancouver to Puerto Vallarta (YVR - PVR)
- Vancouver to San Francisco (YVR - SFO)
- Calgary to Puerto Vallarta (YYC - PVR)
- Vancouver to Honolulu (YVR - HNL)
- Vancouver to Las Vegas (YVR - LAS)
- Vancouver to San José del Cabo (YVR - SJD)
- Vancouver to Miami (YVR - MIA)
- Edmonton to Puerto Vallarta (YEG - PVR)
International
- Calgary to Puerto Vallarta (YYC - PVR)
- Vancouver to New York (YVR - JFK)
- Vancouver to Cancun (YVR - CUN)
- Vancouver to Cancun (YVR - CUN)
- Calgary to Las Vegas (YYC - LAS)
- Vancouver to Orlando (YVR - MCO)
- Vancouver to Palm Springs (YVR - PSP)
- Vancouver to Kahului (YVR - OGG)
- Calgary to Cancun (YYC - CUN)
- Calgary to Puerto Vallarta (YYC - PVR)
Most Popular
- YVR - PSP
- YVR - LAS
- DTW - DFW
- WestJet Vancouver (YVR) to Las Vegas (LAS) flights
- YUL - FLL
- BUF - DFW
- YVR - FLL
- Delta Detroit (DTW) to Las Vegas (LAS) flights
- JetBlue Airways Buffalo (BUF) to Boston (BOS) flights
- DTW - FLL
- FLL - YYZ
- YVR - SAN
- YVR - DFW
- YYZ - DFW
- JetBlue Airways Buffalo (BUF) to Fort Lauderdale (FLL) flights
- Porter Airlines Toronto (YTZ) to Philadelphia (PHL) flights
- Air Canada Toronto (YYZ) to Las Vegas (LAS) flights
- WestJet Edmonton (YEG) to Las Vegas (LAS) flights
- YYZ - NYC
- YYZ - PHL
- Swoop Edmonton (YEG) to Las Vegas (LAS) flights
- STL - GUF
- Air Canada Toronto (YYZ) to Fort Lauderdale (FLL) flights
- YYZ - LAS
- Air Canada Montreal (YUL) to Las Vegas (LAS) flights
- Swoop Abbotsford (YXX) to Las Vegas (LAS) flights
- Spirit Airlines Niagara Falls (IAG) to Fort Lauderdale (FLL) flights
- YYZ - BOS
- Air Canada Toronto (YYZ) to San Diego (SAN) flights
- Delta Buffalo (BUF) to Las Vegas (LAS) flights
