Cheap Flight Tickets from Baltimore (BWI) to Seattle (SEA), Starting at $304

Good to Know: Cheapest and Fastest BWI - SEA Flights

Useful information for finding best airline tickets from Baltimore/Washington International Thurgood Marsha to Seattle Tacoma International on your next trip.

Cheapest Round Trip Flight

$497

WN Southwest Airlines • 1 stop • 13h 30m

Dec 20 – Dec 26

The cheapest round trip flight from Baltimore to Seattle (BWI-SEA-BWI) is currently $497

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Cheapest One way Flight

$304

WN Southwest Airlines • 2 stops • 20h 45m

Jan 08

The cheapest one way flight from Baltimore to Seattle (BWI-SEA) is currently $304

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Cheapest Direct Flight

$317

AS Alaska Airlines • nonstop • 10h 17m

Dec 16

The cheapest nonstop flight from Baltimore to Seattle (BWI-SEA) is currently $317

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Fastest Flight

10h 6m

The fastest nonstop flight from Baltimore to Seattle (BWI-SEA) takes 10h 6m

Top Airlines Flying from Baltimore to Seattle

Southwest Airlines-WN

Southwest Airlines

Delta Airline, DL

Delta Airlines

United Airlines, UA

United Airlines

Alaska Airlines -AS

Alaska Airlines

American Airlines, AA

American Airlines

Latest Flight Deals from Baltimore (BWI) to Seattle (SEA)

Compare and book low fare round-trip air tickets from Baltimore to Seattle. Ideal for travelers with confirmed return itineraries.

Dec 20 - Dec 26, Economy
WN
Baltimore → Seattle
13h 30m
6:00 PM - 11:10 PM • 1 stop
WN
Baltimore → Seattle
11h 55m
11:40 AM - 9:55 PM • 1 stop
$497
Southwest Airlines
Dec 20 - Dec 26, Economy
WN
Baltimore → Seattle
14h 5m
7:35 PM - 1:20 AM • 1 stop
WN
Baltimore → Seattle
14h 5m
6:30 AM - 6:15 PM • 2 stops
$497
Southwest Airlines
Dec 20 - Dec 26, Economy
DL
Baltimore → Seattle
13h 53m
7:13 AM - 12:46 PM • 1 stop
DL
Baltimore → Seattle
14h 19m
5:59 PM - 5:58 AM • 1 stop
$672
Delta Airlines
Dec 20 - Dec 26, Economy
DL
Baltimore → Seattle
12h 24m
6:00 AM - 10:44 AM • 1 stop
DL
Baltimore → Seattle
14h 6m
11:36 AM - 11:22 PM • 1 stop
$672
Delta Airlines
Dec 20 - Dec 26, Economy
DL
Baltimore → Seattle
13h 25m
7:20 AM - 12:25 PM • 1 stop
DL
Baltimore → Seattle
14h 6m
11:36 AM - 11:22 PM • 1 stop
$672
Delta Airlines
Dec 20 - Dec 26, Economy
UA
Baltimore → Seattle
13h 39m
5:13 PM - 10:32 PM • 1 stop
UA
Baltimore → Seattle
10h 55m
10:55 AM - 8:50 PM • 1 stop
$793
United Airlines

Fly from Baltimore to Seattle with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Baltimore to Seattle? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Baltimore to Seattle Flights

What are the airports in Baltimore?
IAD,BWI,DCA
What’s the most popular airline flying from BWI to SEA?
The most popular airline flying from Baltimore to Seattle are
Can I fly from BWI to SEA non-stop?
Yes, you can fly BWI to SEA non-stop on
Which airlines fly nonstop between Baltimore and Seattle?
The non-stop flights between Baltimore and Seattle are .
What’s the earliest departure time from BWI to SEA Airport?
The earliest flight leaves BWI at 6:00 am and lands in SEA - Seattle Tacoma International
What are the airports in Seattle?
SEA
Can I make changes to my Baltimore to Seattle flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from BWI to SEA?
Read the fare rules of the Baltimore to Seattle air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Baltimore and Seattle?
operate flights between Baltimore and Seattle
How long does a flight from Baltimore to Seattle take?
It takes approximately 5 hour to fly non-stop from BWI to SEA, which is 2334.76 miles by air.
Which airlines provide the cheapest flights from Baltimore (BWI) to Seattle (SEA) ?
In the past couple of days, the cheapest tickets to SEA from BWI were found on WN : USD 304
Do I need a passport to fly between BWI and SEA?
No
What’s the latest departure time from BWI to SEA ?
The last flight leaves BWI at 7:35 pm

Essential Information for Booking Flights from Baltimore (BWI) - AI Insights

What's the cheapest airline from bwi to sea?
The cheapest airline from BWI to SEA is Southwest Airlines. You can find budget-friendly flights with Southwest Airlines for your one-way trip. Low fares are available for this route, making it a cost-effective option.
What's the popular airline to fly from bwi to sea?
The cheapest airline to fly from Baltimore/Washington International Thurgood Marsha (bwi) to Seattle Tacoma International (sea) is Southwest Airlines (WN), which operates a two-stop flight. You can find affordable airfares on their website.
What's the cheapest day of the week to fly from bwi to sea?
The cheapest day to fly from Baltimore/Washington International Thurgood Marsha (BWI) to Seattle Tacoma International (SEA) is Friday. Flying on Fridays can often result in lower fares, making it a budget-friendly option for your 3-passenger group. Keep in mind that this is based on historical data and may vary depending on the airline and time of year. For the best deals, consider booking in advance, ideally 21 days prior to your trip.
What's the cheapest month to fly from bwi to sea?
The cheapest month to fly from BWI to SEA is November. Flying during this month can help you save on airfares and enjoy budget-friendly flights. You can also consider flying in July or October for similar savings. Low fares are available during these periods, making them ideal for travelers looking for cheap airline tickets.
Which airline/airlines fly from bwi to sea?
The airlines that fly from Baltimore/Washington International Thurgood Marsha (BWI) to Seattle Tacoma International (SEA) include JetBlue Airways, Southwest Airlines, Alaska Airlines, Frontier Airlines, WestJet Airlines, Sun Country Airlines, American Airlines, United Airlines, Delta Airlines, and Icelandair. You can find the cheapest flights on their websites or through airfare comparison platforms like fareleaders.com.
What is the cheapest airfare from Baltimore/Washington International Thurgood Marsha to Seattle Tacoma International for a one-way trip with 3 passengers?
The cheapest airfare from Baltimore/Washington International Thurgood Marsha to Seattle Tacoma International for a one-way trip with 3 passengers is available on Southwest Airlines (WN) with a fare of $250. Book your flight in advance to get the best deals.
How far in advance should I book my flights to get the best deals on airfares from Milwaukee?
It is recommended to book your flights at least 21 days in advance to get the best deals on airfares from Milwaukee.
Can I find awesome deals on flights to Milwaukee on the FareLeaders website?
Yes, you can find awesome deals on flights to Milwaukee on the FareLeaders website.
What is the process for booking flights on the FareLeaders website for a weekend getaway?
To book flights on the FareLeaders website for a weekend getaway, simply enter your travel dates, destination, and number of passengers, and our search engine will provide you with the best deals.
Are there any busco features on the FareLeaders website that help me find the best flights?
Yes, our busco feature helps you find the best flights by comparing airfares from multiple airlines.
How can I use the FareLeaders website to book my flights and get the best airfares?
To use the FareLeaders website to book your flights and get the best airfares, simply enter your travel dates, destination, and number of passengers, and our search engine will provide you with the best deals.

Baltimore (BWI) to Seattle (SEA): Airport Information

Origin Airport Baltimore/Washington International Thurgood Marsha, Baltimore, US
Destination Airport Seattle Tacoma International , Seattle, US
Distance 2335 miles

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