Cheap flights from Seattle to Baltimore

Round-trip
Economy
Seattle (SEA)
Baltimore (BWI)
Depart
Return
Any month
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The best prices from Seattle/Tacoma Intl to Baltimore/Washington are usually found in August or July, booked 25 days in advance, depart on a Saturday or Tuesday and return on a Monday

How to find the cheapest flight from
Seattle (SEA) to Baltimore (BWI)

All the information you need to plan the best SEA to BWI flight in 2021: compare Seattle to Baltimore flight prices with the expected peak season, weather and rainfall in Baltimore.
SEA - BWI
Price
C$ 279 - C$ 519
BWI
Temperature
1 - 25 °C
BWI
Precipitation
74 - 104 mm

Popular in

December

High demand for flights, 24% potential price rise

Cheapest in

August

Best time to find cheap flights, 29% potential price drop

Average price

C$ 425

Average for round-trip flights in setembro 2021

Round-trip from

R$ 279

From Seattle/Tacoma Intl to Baltimore/Washington

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Seattle to Baltimore?

It’s generally more expensive to depart on a Saturday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

How far in advance should I book a flight from Seattle to Baltimore?

Find a great deal and save up to 53% by booking at least 61 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Seattle to Baltimore within the next two weeks, with the cheapest ticket starting at C$ 480.

What is the cheapest month to fly from Seattle to Baltimore?

August can be a great time to fly to Baltimore from Seattle with a flight ticket averaging about C$ 394. Cheapflights users have found deals in the month of August for as cheap as C$ 175. The most expensive prices can be found in the month of December.

When is the cheapest time to fly from Seattle to Baltimore (SEA - BWI)?

One of the essential ways to save on airfare from Seattle to Baltimore is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 1% on airfare.

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Seattle</span> to <span class="emphasized">Baltimore</span> flights.

Flight FAQs

From Seattle to Baltimore

How popular is this Seattle to Baltimore flight route?

Within the past month, 15 users have taken a look at flights from Seattle/Tacoma Intl to Baltimore/Washington.

What are the most popular airlines that fly from Seattle to Baltimore?

Before booking your flight from Seattle to Baltimore check out the most popular airlines for this route: Alaska Airlines, Delta or Spirit Airlines.

COVID Restrictions

View COVID Travel Restrictions for Baltimore, MD

Do I need a COVID test to fly to Baltimore from Seattle?

Information is based on travel restrictions for travel to Baltimore/Washington within the United States

Most visitors from Seattle/Tacoma Intl need to provide a negative COVID-19 test result and/or quarantine to enter Baltimore/Washington.

COVID-19 testing requirements
Visitors from Seattle/Tacoma Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Baltimore/Washington.

Quarantine requirements
Visitors from Seattle/Tacoma Intl are not required to quarantine after entering Baltimore/Washington.

Do I need a test to fly back to Seattle from Baltimore?

Returning to Seattle/Tacoma Intl from Baltimore/Washington

COVID-19 testing requirements
Visitors from Baltimore/Washington must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Seattle/Tacoma Intl.

Quarantine requirements
Visitors from Baltimore/Washington are not required to quarantine after entering Seattle/Tacoma Intl.

Hide COVID Travel Restrictions for Baltimore, MD

Destination information for Baltimore

Things to know before you go - useful duration and weather info for your trip from Seattle to Baltimore.
Average temperature for September in Baltimore
27.0 °C
Avg rainfall for September in Baltimore
110.0 mm

Airports servicing Seattle

Airports servicing Baltimore

Hourly flight availability from Seattle to Baltimore

See what time of day planes typically take off from Seattle towards Baltimore.
Morning 6 AM to noon 75% of flight departures
Afternoon Noon to 6 PM 25% of flight departures
Early morning Midnight to 6 AM 0% of flight departures
Evening 6 PM to midnight 0% of flight departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Seattle to Baltimore
See how many times per day planes take to the skies headed from Seattle to Baltimore.
Sunday
0 flights
Monday
1 daily flight
Tuesday
2 daily flights
Wednesday
2 daily flights
Thursday
1 daily flight
Friday
1 daily flight
Saturday
1 daily flight
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