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Cheap flights from Baltimore (BWI) to Seattle (SEA)
Prices were available within the past 7 days and start at $89 for one-way flights and $157 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Origin airport | Baltimore Washington Intl. Thurgood Marshall |
Destination airport | Seattle - Tacoma Intl. |
Airlines serving | Alaska Airlines, American Airlines, Delta, Frontier Airlines, Spirit Airlines, Sun Country Airlines, United |
Roundtrip price | $158 |
Distance | 2328 mi |
Baltimore to Seattle Flights
The cheapest times to fly from Baltimore to Seattle
On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Baltimore to Seattle are during the month of November. You can find some of the cheapest flights from Baltimore to Seattle with Expedia's search tool and vast selection of airlines.
The best time to book a flight from Baltimore to Seattle
Sunday is one of the best days to book for cheap flights from Baltimore to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.
How to find cheap round-trip tickets from Baltimore to Seattle
Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Baltimore to Seattle in 2024. You can also book with separate airlines for your outbound and return journeys, from $89 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.
Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Baltimore to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.
You could also save big by booking one of Expedia's vacation packages. Bundling together your Baltimore to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.
*Terms apply.
Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.
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Top Routes from Baltimore
- Baltimore to Chicago (BWI - ORD)
- Baltimore to Los Angeles (BWI - LAX)
- Baltimore to Miami (BWI - MIA)
- Baltimore to Punta Cana (BWI - PUJ)
- Baltimore to Tampa (BWI - TPA)
- Baltimore to Fort Lauderdale (BWI - FLL)
- Baltimore to Boston (BWI - BOS)
- Baltimore to Paris (BWI - CDG)
- Baltimore to Houston (BWI - IAH)
- Baltimore to New Orleans (BWI - MSY)
- Baltimore to Dallas (BWI - DFW)
- Baltimore to Montego Bay (BWI - MBJ)
Top Routes to Seattle
- Chicago to Seattle (ORD - SEA)
- Newark Liberty Intl. Airport to Seattle (EWR - SEA)
- Phoenix to Seattle (PHX - SEA)
- San Diego to Seattle (SAN - SEA)
- Los Angeles to Seattle (LAX - SEA)
- Boston to Seattle (BOS - SEA)
- Orange County to Seattle (SNA - SEA)
- Minneapolis to Seattle (MSP - SEA)
- Denver to Seattle (DEN - SEA)
- New York to Seattle (JFK - SEA)
- Dallas to Seattle (DAL - SEA)
- Houston to Seattle (IAH - SEA)
Top Routes from Baltimore
- Spirit Airlines Baltimore to Chicago
- Spirit Airlines Baltimore to Los Angeles
- American Airlines Baltimore to Miami
- Spirit Airlines Baltimore to Fort Lauderdale
- Spirit Airlines Baltimore to Boston
- Spirit Airlines Baltimore to Houston
- Spirit Airlines Baltimore to New Orleans
- Spirit Airlines Baltimore to Dallas
- American Airlines Baltimore to Montego Bay
- British Airways Baltimore to London
Top Routes to Seattle
- Alaska Airlines Chicago to Seattle
- Alaska Airlines Newark Liberty Intl. Airport to Seattle
- Alaska Airlines Phoenix to Seattle
- Alaska Airlines San Diego to Seattle
- Alaska Airlines Los Angeles to Seattle
- Alaska Airlines Boston to Seattle
- Alaska Airlines Orange County to Seattle
- Alaska Airlines Minneapolis to Seattle
- Alaska Airlines Denver to Seattle
- Alaska Airlines New York to Seattle
Top Flight Destinations
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- Flights to Orlando
- Flights to Chicago
- Flights to Los Angeles
- Flights to Miami
- Flights to San Diego
- Flights to Boston
- Flights to Nashville
- Flights to New Orleans
- Flights to Atlanta
- Flights to Fort Lauderdale
- Flights to Gatlinburg
- Flights to Honolulu
- Flights to San Francisco
- Flights to Tampa
- Flights to Pigeon Forge
- Flights to San Antonio
- Flights to Dallas
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Seattle Paine Field Intl. Airport
Washington
Main Airports for Flights
- Tipton Airport (FME)
- Martin State Airport (MTN)
- College Park Airport (CGS)
- Montgomery County Airpark Airport (GAI)
- Ronald Reagan Washington National Airport (DCA)
- Easton - Newnam Airport (ESN)
- Washington Dulles Intl. Airport (IAD)
- Manassas Regional Airport (MNZ)
- Hagerstown Regional Airport (HGR)
- Lancaster Airport (LNS)