Cheap flights from Baltimore to Seattle
Live cached fares for this route are being gathered — run a full search for real-time prices.
Compare all Baltimore → Seattle flights
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Frequently asked questions
Which airlines fly from Baltimore to Seattle?
ScanFlyGo compares fares on this route from 1,200+ airlines and travel agencies.
What is the cheapest day to fly from Baltimore to Seattle?
ScanFlyGo shows the cheapest fare for each day of November 2026 — check the price table above to pick the cheapest date, then book directly with the provider.
Is Baltimore to Seattle a direct flight?
Both direct and connecting options may be available. Use the ScanFlyGo search to filter by stops, airline and time.
Can I track my Baltimore to Seattle flight live?
Yes. ScanFlyGo has a built-in live flight tracker with a real-time map, so you can follow your aircraft on the day by flight number.
Does ScanFlyGo charge booking or service fees?
No. ScanFlyGo is a free flight metasearch — we compare fares and send you to the airline or agency to book. The price is confirmed at their checkout with no extra fee from us.
About Baltimore to Seattle flights
ScanFlyGo compares Baltimore (Baltimore/Wash International Thurgood Marshall Airport, BWI) to Seattle (Seattle-Tacoma International Airport, SEA) fares across 1,200+ airlines and agencies via the Aviasales network. Prices shown are the lowest cached market fares; the final price is always confirmed at the partner's checkout. You can also search the return route Seattle → Baltimore, or use the full live search for exact dates, stops, airline filters and a live map to track your flight on the day.
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