What's the cheapest day to fly in December?

We don't have enough real fare data for December to identify a cheapest weekday.

Is December a good time to visit Baltimore?

Check the real weather data above for Baltimore in December — we don't have crowd or event data to add beyond that.

Should I book now or wait?

There's no reliable way to predict whether a specific fare will rise or fall. If the real December fares above already fit your budget, booking removes the risk of the price changing.

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Search Seattle → Baltimore in December

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Flights from Seattle to Baltimore in December

Planning a trip from Seattle to Baltimore in December? Find the best flights and seasonal tips. Flight time: 5h 10m.

Flying in December

Baltimore typically sees daytime highs around 8°C and overnight lows around 0°C in December, based on the last 3 years. Expect roughly 122 mm of rain across the month.

Nearby airports

Near Seattle

Boeing Field King County International Airport (BFI)9 km
Tacoma Narrows Airport (TIW)29 km
Snohomish County (Paine Field) Airport (PAE)51 km

Near Baltimore

Ronald Reagan Washington National Airport (DCA)48 km
Washington Dulles International Airport (IAD)73 km

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More about this route

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FAQs — Seattle to Baltimore in December

We don't have real fare data for December on this route yet — use the search box above for live prices.