Insights
Latest deals
Reviews
FAQs

Cheap flights from Baltimore to Seattle from $126

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Baltimore to Seattle departing on 5/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
From?
To?
wo 5/8
wo 5/15

Deals available from 900+ travel sites.

"This year, momondo is the #1 place for airfares on the internet."
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? Create a price alert to track prices.

Easily compare round-trip flights from Baltimore to Seattle

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Baltimore to Seattle by changing tabs
Multiple Airlines
May 29
BWI8:42 pmBaltimore/Washington
27h 07m
1 stop
SEA8:49 pmSeattle/Tacoma Intl
Jun 4
SEA9:40 pmSeattle/Tacoma Intl
8h 14m
1 stop
BWI8:54 amBaltimore/Washington
Frontier
May 25
BWI6:59 pmBaltimore/Washington
15h 05m
1 stop
SEA7:04 amSeattle/Tacoma Intl
Jun 5
SEA9:41 pmSeattle/Tacoma Intl
11h 58m
1 stop
BWI12:39 pmBaltimore/Washington
Spirit Airlines
May 29
BWI8:55 amBaltimore/Washington
26h 50m
2 stops
SEA8:45 amSeattle/Tacoma Intl
Jun 4
SEA9:35 amSeattle/Tacoma Intl
20h 19m
1 stop
BWI8:54 amBaltimore/Washington
Delta
Oct 3
BWI6:15 pmBaltimore/Washington
8h 21m
1 stop
SEA11:36 pmSeattle/Tacoma Intl
Oct 7
SEA7:15 pmSeattle/Tacoma Intl
7h 43m
1 stop
BWI5:58 amBaltimore/Washington
Alaska Airlines
Jun 4
BWI7:05 amBaltimore/Washington
5h 41m
SEA9:46 amSeattle/Tacoma Intl
Jun 11
SEA9:40 pmSeattle/Tacoma Intl
5h 00m
BWI5:40 amBaltimore/Washington
American Airlines
May 14
BWI6:42 amBaltimore/Washington
8h 44m
1 stop
SEA12:26 pmSeattle/Tacoma Intl
May 21
SEA6:00 amSeattle/Tacoma Intl
7h 44m
1 stop
BWI4:44 pmBaltimore/Washington

Find the cheapest one-way flights from Baltimore to Seattle

If you're looking for one-way flights from Baltimore to Seattle, view some of our deals below provided by Alaska Airlines, Frontier and Spirit Airlines
Spirit Airlines
May 29
BWI6:30 amBaltimore/Washington
29h 15m
3 stops
SEA8:45 amSeattle/Tacoma Intl
Frontier
May 18
BWI6:46 pmBaltimore/Washington
15h 18m
1 stop
SEA7:04 amSeattle/Tacoma Intl
Multiple Airlines
May 14
BWI8:24 amBaltimore/Washington
35h 16m
3 stops
SEA4:40 pmSeattle/Tacoma Intl

Search last-minute flights to Seattle from Baltimore

Find and compare round-trip flight prices for your last-minute flight from Baltimore to Seattle
Multiple Airlines
May 13
BWI9:20 pmBaltimore/Washington
14h 25m
1 stop
SEA8:45 amSeattle/Tacoma Intl
May 14
SEA9:35 pmSeattle/Tacoma Intl
10h 54m
1 stop
BWI11:29 amBaltimore/Washington
Frontier
May 11
BWI1:00 pmBaltimore/Washington
10h 32m
1 stop
SEA8:32 pmSeattle/Tacoma Intl
May 22
SEA8:04 amSeattle/Tacoma Intl
8h 38m
1 stop
BWI7:42 pmBaltimore/Washington
Spirit Airlines
May 13
BWI9:20 pmBaltimore/Washington
14h 25m
1 stop
SEA8:45 amSeattle/Tacoma Intl
May 14
SEA9:40 pmSeattle/Tacoma Intl
32h 02m
3 stops
BWI8:42 amBaltimore/Washington
American Airlines
May 9
BWI6:13 amBaltimore/Washington
11h 23m
1 stop
SEA2:36 pmSeattle/Tacoma Intl
May 14
SEA12:09 pmSeattle/Tacoma Intl
8h 50m
1 stop
BWI11:59 pmBaltimore/Washington
Delta
May 8
BWI6:00 amBaltimore/Washington
9h 19m
1 stop
SEA12:19 pmSeattle/Tacoma Intl
May 8
SEA12:40 amSeattle/Tacoma Intl
7h 19m
1 stop
BWI10:59 amBaltimore/Washington
United Airlines
May 9
BWI4:14 pmBaltimore/Washington
9h 48m
1 stop
SEA11:02 pmSeattle/Tacoma Intl
May 11
SEA5:00 amSeattle/Tacoma Intl
7h 08m
1 stop
BWI3:08 pmBaltimore/Washington

Best airlines flying from Baltimore to Seattle

Compare and see reviews for airlines that fly from Baltimore to Seattle with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $112Free CancellationRating
6.2
4,100 reviews
Search Frontier flights
JetBluePriceFrom $119Free CancellationRating
7.6
4,552 reviews
Search JetBlue flights
Spirit AirlinesPriceFrom $164Free CancellationRating
6.4
8,730 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $171Free CancellationRating
7.3
11,134 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $179Free CancellationRating
8.0
9,128 reviews
Search Alaska Airlines flights
Sun Country AirPriceFrom $179Free CancellationRating
7.2
649 reviews
Search Sun Country Air flights
DeltaPriceFrom $188Free CancellationRating
8.0
10,848 reviews
Search Delta flights
American AirlinesPriceFrom $225Free CancellationRating
7.3
14,755 reviews
Search American Airlines flights
  • Alaska Airlines Flights From Baltimore to Seattle

    The lowest priced Alaska Airlines flight from Baltimore to Seattle from the last 72 hours was $179. Generally, Alaska Airlines has 6 flights on this route every week with an average price of $458. Alaska Airlines is rated 8.0/10 by our users.


Delta flights from Baltimore to Seattle

Our best Delta deals on Baltimore to Seattle flight tickets
Delta
Oct 3
BWI6:15 pmBaltimore/Washington
8h 21m
1 stop
SEA11:36 pmSeattle/Tacoma Intl
Oct 7
SEA7:15 pmSeattle/Tacoma Intl
7h 43m
1 stop
BWI5:58 amBaltimore/Washington
Delta
Aug 23
BWI5:30 pmBaltimore/Washington
7h 44m
1 stop
SEA10:14 pmSeattle/Tacoma Intl
Aug 26
SEA7:15 pmSeattle/Tacoma Intl
7h 50m
1 stop
BWI6:05 amBaltimore/Washington
Delta
Jun 3
BWI6:16 pmBaltimore/Washington
7h 09m
1 stop
SEA10:25 pmSeattle/Tacoma Intl
Jun 4
SEA12:40 amSeattle/Tacoma Intl
7h 19m
1 stop
BWI10:59 amBaltimore/Washington

American Airlines flights from Baltimore to Seattle

Our best American Airlines deals on Baltimore to Seattle flight tickets
American Airlines
May 9
BWI6:13 amBaltimore/Washington
11h 23m
1 stop
SEA2:36 pmSeattle/Tacoma Intl
May 14
SEA12:09 pmSeattle/Tacoma Intl
8h 50m
1 stop
BWI11:59 pmBaltimore/Washington
American Airlines
May 8
BWI3:38 pmBaltimore/Washington
11h 21m
1 stop
SEA11:59 pmSeattle/Tacoma Intl
May 10
SEA11:59 pmSeattle/Tacoma Intl
8h 03m
1 stop
BWI11:02 amBaltimore/Washington
American Airlines
May 8
BWI5:00 amBaltimore/Washington
9h 08m
1 stop
SEA11:08 amSeattle/Tacoma Intl
May 15
SEA12:09 pmSeattle/Tacoma Intl
8h 50m
1 stop
BWI11:59 pmBaltimore/Washington

How to get the cheapest flight ticket from Baltimore to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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

February. The cheapest time of year to fly to Seattle from Baltimore is February. Most expensive is June

What is the cheapest day to depart Baltimore for Seattle?

Tuesday. The cheapest day of the week is typically Tuesday. The most expensive is typically Friday

When is the cheapest time to fly from Baltimore to Seattle?

In the evening. Baltimore to Seattle flights are approximately 44% more expensive in the afternoon than in the evening

What is the cheapest airline that flies to Seattle from Baltimore?

JetBlue. American Airlines, Delta, and Frontier are the most popular carriers operating from Baltimore to Seattle

What is the cheapest Baltimore to Seattle flight route?

Baltimore/Washington - Seattle/Tacoma Intl. Fly from Baltimore/Washington to Seattle/Tacoma Intl for the best Baltimore - Seattle flight prices

How far in advance should you book Baltimore to Seattle flights?

34 days before. The cheapest time to buy a flight from Baltimore to Seattle is approximately 34 days to departure

How many flights depart from Baltimore to Seattle on average per day?

The number of flights available between Baltimore and Seattle is 1 per day as of May 2024. The most frequent departure time is 6:00AM, with 83% of daily flights leaving at noon.

How many flights depart from Baltimore to Seattle on average per week?

The number of flights available between Baltimore and Seattle is 13 per week as of May 2024. The most frequent departure day is Sunday, with 15% of weekly flights leaving on this day.

Can stopping save me money on Baltimore to Seattle flights?

You could potentially save up to 42% on your flight if you consider stops on a Baltimore to Seattle flight.

Cheap Baltimore to Seattle (BWI to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Baltimore to Seattle

Best Price Found

$126

Fastest flight time

5h 39m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from Baltimore in the past 72 hours is $126. The best round-trip flight deal from Baltimore to Seattle found on momondo in the last 72 hours is $175.
The fastest flight from Baltimore to Seattle takes 5h 39m
Direct flights go from Baltimore to Seattle every day.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

  • How far is Baltimore/Washington to Seattle/Tacoma Intl by plane?

    The straight-line distance from Baltimore/Washington to Seattle/Tacoma Intl is 2326.9 mi. 5h 41m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Baltimore/Washington Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Baltimore/Washington Airport to Seattle/Tacoma Intl Airport refresh daily.

  • How many operators does momondo search for flights from Baltimore/Washington Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Baltimore/Washington Airport to Seattle/Tacoma Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Baltimore/Washington Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.


Why use momondo?

Why should I use momondo to find a flight deal from Baltimore to Seattle?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Baltimore to Seattle. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Baltimore to Seattle with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Baltimore to Seattle flights to just show those with flexible booking policies.

How can momondo help me find flights from Baltimore to Seattle?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Baltimore to Seattle.

I’m not ready to book a flight from Baltimore to Seattle right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Baltimore to Seattle flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


An easier way to manage your Seattle trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
wo 5/8
wo 5/15
Email me momondo's favorite deals

Find better results for your stay in the United States