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Cheap flights from Baltimore to Seattle

Fares from $172 in December 2026. Compare every month below, then book with the site you like.

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Cheapest Baltimore to Seattle fares by month

Lowest price per person found in recent searches. Prices change often and are checked when you book.

Baltimore to Seattle at a glance

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Frequently asked questions

How much is a flight from Baltimore to Seattle?
The cheapest fare we found recently is $172 per person, departing Dec 1 on Frontier. Prices change daily, so search your dates to see today's fares.
What is the cheapest month to fly from Baltimore to Seattle?
December 2026 is currently the cheapest month, from $172. June 2027 is the most expensive, from $223.
Are there direct flights from Baltimore to Seattle?
The cheapest fares we found recently have at least one stop. Nonstop flights may still exist at a higher price; tick "Direct only" in the search to check.
Which airlines fly from Baltimore to Seattle?
The cheapest recent fares on this route were on Frontier, Southwest.
How long is the flight from Baltimore to Seattle?
Baltimore and Seattle are about 2,329 miles apart, so a nonstop flight takes roughly 5h 30m. Flights with a stop take longer, depending on the connection.
How do I find the cheapest flight from Baltimore to Seattle?
Search your dates on Gotoesy. We list fares from several booking sites sorted cheapest first, show nearby dates when your day has no saved fare, and send you straight to the seller to book.

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