What is the cheapest airline that flies from Washington to Maryland?

Frontier, United Airlines, and Delta are the most popular carriers operating from Washington to Maryland

What airlines fly to Maryland?

Alaska Airlines, Delta and Southwest are the top three most popular airlines that fly to Maryland from State of Washington according to our data. Alaska Airlines is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Maryland. Keep in mind that there are 8 different airlines that fly to Maryland on a routine basis, so you have a few additional options to choose from.

How many flights depart from State of Washington to Maryland on average per day?

53 flights are operational daily from State of Washington to Maryland as of September 2025. The most popular departure time for this route is 9:00PM, with 55% of flights per day taking off in the evening.

How long is the flight from State of Washington to Maryland?

Flight times from State of Washington to Maryland vary, but if you’re flying out of Seattle and flying into Baltimore (one of the most popular routes), then the duration is 5h on average. Another popular route from State of Washington to Maryland is flying from Spokane to Baltimore, which will take roughly 6h 17m. Keep in mind that layovers or delays could extend your travel time.

How many flights depart from State of Washington to Maryland on average per week?

The number of flights available between State of Washington and Maryland is 373 per week as of September 2025. The most frequent departure day is Thu, with 16% of weekly flights leaving on this day.

When did momondo last update prices for flights from Washington to Maryland?

Prices for flights from Washington to Maryland are refreshed on a daily basis.

How many operators does momondo search for flights from Washington to Maryland?

The number of operators available for flights from Washington to Maryland is 9 as of September 2025.

How old do you have to be to fly from Washington to Maryland?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington to Maryland.

What documentation or ID do you need to fly to Maryland?

The required travel and health documents for your Maryland 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 Maryland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$84 Cheap Flights from Washington to Maryland in 2025/26

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Find the cheapest flights from Washington to Maryland

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

5:00 am - 5:26 pmSEA-BWI

9h 26m2 stops

8:30 am - 4:15 pmBWI-SEA

10h 45m1 stop

$214United Airlines

Find Deal

Tue, Oct 21 - Tue, Oct 28

5:20 pm - 5:40 amSEA-BWI

9h 20m1 stop

8:30 am - 4:15 pmBWI-SEA

10h 45m1 stop

$219United Airlines

Find Deal

Mon, Oct 27 - Thu, Oct 30

1:20 pm - 5:15 amSEA-BWI

12h 55m2 stops

11:05 am - 6:40 pmBWI-SEA

10h 35m2 stops

$237Southwest

Find Deal

Wed, Oct 22 - Tue, Oct 28

9:55 am - 5:55 pmSEA-BWI

5h 00mnonstop

6:55 pm - 9:53 pmBWI-SEA

5h 58mnonstop

$239Alaska Airlines

Find Deal

Wed, Jan 7 - Wed, Jan 21

1:20 pm - 5:15 amSEA-BWI

12h 55m2 stops

3:40 pm - 12:50 amBWI-SEA

12h 10m2 stops

$252Southwest

Find Deal

Tue, Oct 21 - Fri, Oct 24

10:07 pm - 6:12 amSEA-BWI

5h 05mnonstop

7:38 am - 10:30 amBWI-SEA

5h 52mnonstop

$257Alaska Airlines

Find Deal

Tue, Oct 21 - Wed, Oct 29

12:06 pm - 11:49 pmPDX-BWI

8h 43m1 stop

6:00 am - 10:29 amBWI-PDX

7h 29m1 stop

$257Delta

Find Deal

Wed, Oct 22 - Sun, Oct 26

2:10 pm - 12:41 amPDX-BWI

7h 31m1 stop

5:00 am - 10:03 amBWI-PDX

8h 03m1 stop

$258Delta

Find Deal

Thu, Oct 30 - Sun, Nov 2

11:25 pm - 7:33 amSEA-IAD

5h 08mnonstop

6:25 am - 9:08 amIAD-SEA

5h 43mnonstop

$261Hawaiian Airlines

Find Deal

Mon, Oct 6 - Tue, Oct 14

9:55 am - 9:10 pmSEA-DCA

8h 15m1 stop

5:30 pm - 8:25 pmDCA-SEA

5h 55mnonstop

$267Hawaiian Airlines

Find Deal

Wed, Jan 7 - Wed, Jan 21

American Airlines flights from State of Washington to Maryland

Our best American Airlines deals on State of Washington to Maryland flight tickets

American Airlines

Oct 31

SEA12:34 amSeattle/Tacoma Intl

7h 46m

1 stop

BWI11:20 amBaltimore/Washington

Nov 8

BWI5:04 amBaltimore/Washington

10h 49m

1 stop

SEA12:53 pmSeattle/Tacoma Intl

$228

Find similar

American Airlines

Dec 3

PDX11:59 pmPortland

10h 04m

2 stops

BWI1:03 pmBaltimore/Washington

Dec 10

BWI2:46 pmBaltimore/Washington

8h 31m

1 stop

PDX8:17 pmPortland

$262

Find similar

American Airlines

Oct 17

SEA12:34 amSeattle/Tacoma Intl

7h 46m

1 stop

BWI11:20 amBaltimore/Washington

Nov 11

BWI3:23 pmBaltimore/Washington

11h 19m

1 stop

SEA11:42 pmSeattle/Tacoma Intl

$263

Find similar

JetBlue flights from State of Washington to Maryland

Our best JetBlue deals on State of Washington to Maryland flight tickets

JetBlue

Sep 24

SEA11:30 amSeattle/Tacoma Intl

24h 30m

1 stop

PHL3:00 pmPhiladelphia

Oct 1

PHL3:55 pmPhiladelphia

21h 39m

1 stop

SEA10:34 amSeattle/Tacoma Intl

$428

Find similar

JetBlue

Sep 24

SEA11:30 amSeattle/Tacoma Intl

18h 52m

1 stop

PHL9:22 amPhiladelphia

Oct 1

PHL10:20 amPhiladelphia

27h 14m

1 stop

SEA10:34 amSeattle/Tacoma Intl

$473

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Washington to Maryland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Tue 10/21

5:00 am-5:26 pm

2 stops9h 26m

Baltimore/Washington

Tue 10/28

8:30 am-4:15 pm

1 stop10h 45m

$214

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Mon 10/27

5:20 pm-5:40 am

1 stop9h 20m

Baltimore/Washington

Thu 10/30

8:30 am-4:15 pm

1 stop10h 45m

$219

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Wed 10/22

1:20 pm-5:15 am

2 stops12h 55m

Baltimore/Washington

Tue 10/28

11:05 am-6:40 pm

2 stops10h 35m

$237

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Wed 1/7

9:55 am-5:55 pm

Nonstop5h 00m

Baltimore/Washington

Wed 1/21

6:55 pm-9:53 pm

Nonstop5h 58m

$239

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Tue 10/21

1:20 pm-5:15 am

2 stops12h 55m

Baltimore/Washington

Fri 10/24

3:40 pm-12:50 am

2 stops12h 10m

$252

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Tue 10/21

10:07 pm-6:12 am

Nonstop5h 05m

Baltimore/Washington

Wed 10/29

7:38 am-10:30 am

Nonstop5h 52m

$257

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Wed 10/22

12:06 pm-11:49 pm

1 stop8h 43m

Baltimore/Washington

Sun 10/26

6:00 am-10:29 am

1 stop7h 29m

$257

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Thu 10/30

2:10 pm-12:41 am

1 stop7h 31m

Baltimore/Washington

Sun 11/2

5:00 am-10:03 am

1 stop8h 03m

$258

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Mon 10/6

11:25 pm-7:33 am

Nonstop5h 08m

Washington, D.C. Dulles Intl

Tue 10/14

6:25 am-9:08 am

Nonstop5h 43m

$261

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Wed 1/7

9:55 am-9:10 pm

1 stop8h 15m

Washington, D.C. Reagan-National

Wed 1/21

5:30 pm-8:25 pm

Nonstop5h 55m

$267

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from State of Washington to Maryland

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

Prices

Airlines

Other information

What is the cheapest month to fly to Maryland?

The cheapest month to fly to Maryland from State of Washington is in August. Flight prices, which tend to average around $347, are often lower during this time because this is during the off-season. If you don’t want to visit Maryland in August, then you should wait until March to fly from State of Washington, when ticket prices are also cheap, with an average price of $357.

What is the cheapest day to depart on your flight to Maryland?

The cheapest day to depart from State of Washington to Maryland is on a Thursday. Travelers who choose to depart for Maryland on a Thursday will often find tickets for as low as $447. The most expensive day to fly to Maryland is Sunday, with ticket prices averaging around $582.

What is the cheapest time of day to depart on your flight to Maryland?

Our most recent data shows that the best time of day to fly to Maryland is in the afternoon. Flights from State of Washington to Maryland during this time can be as low as $365. In contrast, the most expensive time of day to depart to Maryland is in the morning when prices are around $504.

What is the cheapest Washington to Maryland flight route?

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

How far in advance should I book a flight to Maryland?

You are more likely to see cheaper flights to Maryland from State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to Maryland for around $398 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Maryland from State of Washington for as low as $321 on momondo.

What cabin class options are available on Washington to Maryland flights?

There are 4 cabin classes available to choose from on Washington to Maryland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap State of Washington to Maryland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Maryland

Best Price Found	$229
Fastest flight time	4h 52m
Direct flights	Every day
Airports in Maryland	2 airports

The best one-way flight to Maryland from State of Washington in the past 72 hours is $229. The best round-trip flight deal from State of Washington to Maryland found on momondo in the last 72 hours is $305.

The fastest flight from State of Washington to Maryland takes 4h 52m

Direct flights go from State of Washington to Maryland every day.

There are 2 airports near Maryland: Washington, D.C. Reagan-National (DCA), Washington, D.C. Dulles Intl (IAD)

Search flight deals

When did momondo last update prices for flights from Washington to Maryland?
Prices for flights from Washington to Maryland are refreshed on a daily basis.
How many operators does momondo search for flights from Washington to Maryland?
The number of operators available for flights from Washington to Maryland is 9 as of September 2025.
How old do you have to be to fly from Washington to Maryland?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington to Maryland.
What documentation or ID do you need to fly to Maryland?
The required travel and health documents for your Maryland 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 Maryland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from State of Washington to Maryland?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from State of Washington to Maryland is Boeing 737-800 Passenger/BBJ2 (winglets) (26.87% of total bookings). The next most popular plane models are Boeing 737 MAX 9 (24.93%), Boeing 737 (15.92%), and Boeing 737-900 Passenger/BBJ3 (winglets) (9.22%).

Best airlines flying from State of Washington to Maryland

Compare and see reviews for airlines that fly from State of Washington to Maryland with momondo

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $130	Free Cancellation	Rating 6.3 8,030 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $139	Free Cancellation	Rating 5.8 3,171 reviews	Search Frontier flights
Hawaiian Airlines	PriceFrom $153	Free Cancellation	Rating 7.8 2,732 reviews	Search Hawaiian Airlines flights
Delta	PriceFrom $206	Free Cancellation	Rating 7.9 7,964 reviews	Search Delta flights
American Airlines	PriceFrom $206	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $262	Free Cancellation	Rating 7.4 8,926 reviews	Search United Airlines flights
Southwest	PriceFrom $266	Free Cancellation	Rating 8.0 4,242 reviews	Search Southwest flights
Alaska Airlines	PriceFrom $277	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Maryland?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington to Maryland. momondo saves you time and could save you money on your trip.

Can I find flights from Washington to Maryland with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Maryland from Washington with this policy.

How can momondo help me find flights from Washington to Maryland?

Once all potential Washington to Maryland flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Washington to Maryland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Maryland trip

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Popular cities in Maryland

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Flights to Seattlefrom $86

Cheap flights from Washington to Maryland from $84

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Maryland departing on 11/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

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Filter for what you want

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Find the cheapest flights from Washington to Maryland

Cheap round-trip flights

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Cheap last minute flights

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American Airlines flights from State of Washington to Maryland

Our best American Airlines deals on State of Washington to Maryland flight tickets

JetBlue flights from State of Washington to Maryland

Our best JetBlue deals on State of Washington to Maryland flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Washington to Maryland that are best for you.

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How to get the cheapest flight ticket from State of Washington to Maryland

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 to Maryland?

What is the cheapest day to depart on your flight to Maryland?

The cheapest day to depart from State of Washington to Maryland is on a Thursday. Travelers who choose to depart for Maryland on a Thursday will often find tickets for as low as $447. The most expensive day to fly to Maryland is Sunday, with ticket prices averaging around $582.

What is the cheapest time of day to depart on your flight to Maryland?

Our most recent data shows that the best time of day to fly to Maryland is in the afternoon. Flights from State of Washington to Maryland during this time can be as low as $365. In contrast, the most expensive time of day to depart to Maryland is in the morning when prices are around $504.

What is the cheapest Washington to Maryland flight route?

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

How far in advance should I book a flight to Maryland?

What cabin class options are available on Washington to Maryland flights?

There are 4 cabin classes available to choose from on Washington to Maryland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

What is the cheapest airline that flies from Washington to Maryland?

Frontier, United Airlines, and Delta are the most popular carriers operating from Washington to Maryland

What airlines fly to Maryland?

How many flights depart from State of Washington to Maryland on average per day?

53 flights are operational daily from State of Washington to Maryland as of September 2025. The most popular departure time for this route is 9:00PM, with 55% of flights per day taking off in the evening.

How many flights depart from State of Washington to Maryland on average per week?

The number of flights available between State of Washington and Maryland is 373 per week as of September 2025. The most frequent departure day is Thu, with 16% of weekly flights leaving on this day.

How long is the flight from State of Washington to Maryland?

Cheap State of Washington to Maryland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Maryland

Best Price Found

Fastest flight time

Direct flights

Airports in Maryland

When did momondo last update prices for flights from Washington to Maryland?

How many operators does momondo search for flights from Washington to Maryland?

How old do you have to be to fly from Washington to Maryland?

What documentation or ID do you need to fly to Maryland?

What is the most popular plane model from State of Washington to Maryland?

Best airlines flying from State of Washington to Maryland

Compare and see reviews for airlines that fly from State of Washington to Maryland with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Maryland?

Can I find flights from Washington to Maryland with flexible booking policies on momondo?

How can momondo help me find flights from Washington to Maryland?

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

An easier way to manage your Maryland 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.

Find better results for your trip to Maryland

Popular cities in Maryland

Popular flights according to clicks in the last 7 days on momondo