What airlines fly to State of Washington?

Delta, Alaska Airlines and JetBlue are the top three most popular airlines that fly to State of Washington from Boston according to our data. Delta is the first choice among our users, with 38% of people opting to fly with this airline when traveling to State of Washington. Keep in mind that there are 8 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Boston Logan Intl to Washington?

Delta, United Airlines, and Southwest are the most popular carriers operating from Boston Logan Intl to Washington

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

As of February 2026, there are 20 flights per day flying from Boston to State of Washington. The most common time of day flights depart is 7:00AM, with 64% of flights taking off at noon.

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

As of February 2026, 145 flights take off from Boston and land in State of Washington each week. The most common flight departure day for this route is Thu, with 17% of weekly flights taking off on this day.

When did momondo last update prices for flights from Boston Logan Intl Airport to Washington?

Prices for flights from Boston Logan Intl Airport to Washington are refreshed on a daily basis.

How many operators does momondo search for flights from Boston Logan Intl Airport to Washington?

The number of operators available for flights from Boston Logan Intl Airport to Washington is 8 as of February 2026.

How old do you have to be to fly from Boston Logan Intl Airport to Washington?

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 Boston Logan Intl Airport to Washington.

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

The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$103 Cheap Flights from Boston to Washington in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Boston to Washington

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:59 pm - 11:57 pm

BOS

PDX

10h 58m

1 stop

11:47 pm - 10:39 am

PDX

BOS

7h 52m

1 stop

$209American Airlines

Wed, Apr 22 - Tue, Apr 28

5:15 pm - 10:53 pm

BOS

PDX

8h 38m

1 stop

12:30 am - 10:55 am

PDX

BOS

7h 25m

1 stop

$218Delta

Sat, Apr 4 - Mon, Apr 6

6:45 pm - 11:59 pm

BOS

PDX

8h 14m

1 stop

12:30 am - 10:55 am

PDX

BOS

7h 25m

1 stop

$219Delta

Fri, Mar 20 - Tue, Mar 31

9:05 am - 5:10 pm

BOS

PDX

11h 05m

2 stops

12:20 pm - 12:42 am

PDX

BOS

9h 22m

1 stop

$222Delta

Tue, Apr 28 - Thu, May 7

6:00 am - 9:11 am

BOS

PDX

6h 11mnonstop

9:46 pm - 6:20 am

PDX

BOS

5h 34mnonstop

$227Alaska Airlines

Thu, May 28 - Tue, Jun 2

7:20 am - 12:30 pm

BOS

PDX

8h 10m

1 stop

11:15 am - 12:05 am

PDX

BOS

9h 50m

2 stops

$229Southwest

Wed, Apr 29 - Tue, May 12

6:45 pm - 10:02 am

BOS

PDX

18h 17m

1 stop

8:05 pm - 6:50 am

PDX

BOS

7h 45m

1 stop

$231Delta

Wed, Apr 1 - Mon, Apr 6

4:40 pm - 12:15 am

BOS

PDX

10h 35m

1 stop

11:47 pm - 10:39 am

PDX

BOS

7h 52m

1 stop

$235American Airlines

Wed, Apr 1 - Sun, Apr 12

6:00 am - 9:11 am

BOS

PDX

6h 11mnonstop

12:13 pm - 11:59 pm

PDX

BOS

8h 46m

1 stop

$237Alaska Airlines

Thu, May 28 - Tue, Jun 2

10:30 am - 9:18 pm

BOS

GEG

13h 48m

2 stops

1:43 pm - 11:59 pm

GEG

BOS

7h 16m

1 stop

$329United Airlines

Tue, Mar 24 - Tue, Mar 31

United Airlines flights from Boston to State of Washington

Our best United Airlines deals on Boston to State of Washington flight tickets

United Airlines

Apr 9

BOS6:38 pmBoston Logan Intl

8h 41m

1 stop

SEA12:19 amSeattle/Tacoma Intl

Apr 16

SEA2:29 pmSeattle/Tacoma Intl

7h 30m

1 stop

BOS12:59 amBoston Logan Intl

$270

United Airlines

Apr 1

BOS4:50 pmBoston Logan Intl

9h 06m

1 stop

SEA10:56 pmSeattle/Tacoma Intl

Apr 8

SEA5:00 amSeattle/Tacoma Intl

9h 26m

2 stops

BOS5:26 pmBoston Logan Intl

$274

United Airlines

Mar 19

BOS6:00 amBoston Logan Intl

8h 49m

1 stop

SEA11:49 amSeattle/Tacoma Intl

Mar 23

SEA11:59 pmSeattle/Tacoma Intl

9h 50m

1 stop

BOS12:49 pmBoston Logan Intl

$281

Delta flights from Boston to State of Washington

Our best Delta deals on Boston to State of Washington flight tickets

Delta

Apr 4

BOS5:15 pmBoston Logan Intl

8h 38m

1 stop

PDX10:53 pmPortland

Apr 6

PDX12:30 amPortland

7h 25m

1 stop

BOS10:55 amBoston Logan Intl

$218

Delta

Mar 20

BOS6:45 pmBoston Logan Intl

8h 14m

1 stop

PDX11:59 pmPortland

Mar 31

PDX12:30 amPortland

7h 25m

1 stop

BOS10:55 amBoston Logan Intl

$219

Delta

Apr 28

BOS9:05 amBoston Logan Intl

11h 05m

2 stops

PDX5:10 pmPortland

May 7

PDX12:20 pmPortland

9h 22m

1 stop

BOS12:42 amBoston Logan Intl

$222

Fly from

Fly to

Route

Depart

Return

Price

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Wed 4/22

3:59 pm-11:57 pm

1 stop10h 58m

Portland

Tue 4/28

11:47 pm-10:39 am

1 stop7h 52m

$209

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Sat 4/4

5:15 pm-10:53 pm

1 stop8h 38m

Portland

Mon 4/6

12:30 am-10:55 am

1 stop7h 25m

$218

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Fri 3/20

6:45 pm-11:59 pm

1 stop8h 14m

Portland

Tue 3/31

12:30 am-10:55 am

1 stop7h 25m

$219

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Tue 4/28

9:05 am-5:10 pm

2 stops11h 05m

Portland

Thu 5/7

12:20 pm-12:42 am

1 stop9h 22m

$222

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Thu 5/28

6:00 am-9:11 am

Nonstop6h 11m

Portland

Tue 6/2

9:46 pm-6:20 am

Nonstop5h 34m

$227

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Wed 4/29

7:20 am-12:30 pm

1 stop8h 10m

Portland

Tue 5/12

11:15 am-12:05 am

2 stops9h 50m

$229

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Wed 4/1

6:45 pm-10:02 am

1 stop18h 17m

Portland

Mon 4/6

8:05 pm-6:50 am

1 stop7h 45m

$231

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Wed 4/1

4:40 pm-12:15 am

1 stop10h 35m

Portland

Sun 4/12

11:47 pm-10:39 am

1 stop7h 52m

$235

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Thu 5/28

6:00 am-9:11 am

Nonstop6h 11m

Portland

Tue 6/2

12:13 pm-11:59 pm

1 stop8h 46m

$237

BostonSpokane

BOS - GEG

BOSGEG

Boston Logan Intl

Tue 3/24

10:30 am-9:18 pm

2 stops13h 48m

Spokane

Tue 3/31

1:43 pm-11:59 pm

1 stop7h 16m

$329

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 Boston to State of Washington

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 State of Washington?

The month of March is, on average, the cheapest month to fly to State of Washington from Boston, with most prices found around $295. If you aren’t able to travel to State of Washington during the month of March, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $317.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Boston to State of Washington is on a Wednesday. Travelers who choose to depart for State of Washington on a Wednesday will often find tickets for as low as $404. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Boston to State of Washington for around $504.

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

The cheapest time of day to fly to State of Washington is in the evening when flights can be purchased for as low as $361. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $466 on average. Flights to State of Washington from Boston in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Boston Logan Intl to Washington flight route?

Fly from Boston Logan Intl to Seattle/Tacoma Intl for the best Boston Logan Intl - Washington flight prices

How far in advance should I book a flight to State of Washington?

You are more likely to see cheaper flights to State of Washington from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $376 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Boston for as low as $319 on momondo.

What cabin class options are available on Boston Logan Intl to Washington flights?

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

Can stopping save me money on Boston to State of Washington flights?

No. A direct flight is the cheapest option for a flight between Boston to State of Washington.

Cheap Boston to State of Washington flight deals and tips

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

Best Price Found	$193
Fastest flight time	6h 02m
Direct flights	Every day
Airports in State of Washington	96 airports

The best one-way flight to State of Washington from Boston in the past 72 hours is $193. The best round-trip flight deal from Boston to State of Washington found on momondo in the last 72 hours is $336.

The fastest flight from Boston to State of Washington takes 6h 02m

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

There are 96 airports in State of Washington. From Boston there are direct flights to Portland (PDX), Seattle/Tacoma Intl (SEA).

Search flight deals

When did momondo last update prices for flights from Boston Logan Intl Airport to Washington?
Prices for flights from Boston Logan Intl Airport to Washington are refreshed on a daily basis.
How many operators does momondo search for flights from Boston Logan Intl Airport to Washington?
The number of operators available for flights from Boston Logan Intl Airport to Washington is 8 as of February 2026.
How old do you have to be to fly from Boston Logan Intl Airport to Washington?
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 Boston Logan Intl Airport to Washington.
What documentation or ID do you need to fly to Washington?
The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Boston to State of Washington?
momondo data reveals that the most frequently booked plane model on the route from Boston to State of Washington is Airbus A321neo, representing 37.81% of all bookings. The subsequent popular models are Boeing 737 at 26.76%, Airbus A321-100/200 at 12.41%, and Boeing 737-900 Passenger/BBJ3 (winglets) at 7.79%.

Best airlines flying from Boston to State of Washington

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

Airline	Rating	Free Cancellation	Price
JetBlue	PriceFrom $123	Free Cancellation	Rating 7.2 2,895 reviews	Search JetBlue flights
Hawaiian Airlines	PriceFrom $124	Free Cancellation	Rating 7.8 2,837 reviews	Search Hawaiian Airlines flights
Delta	PriceFrom $149	Free Cancellation	Rating 7.9 8,246 reviews	Search Delta flights
Sun Country Air	PriceFrom $172	Free Cancellation	Rating 6.8 340 reviews	Search Sun Country Air flights
United Airlines	PriceFrom $232	Free Cancellation	Rating 7.4 9,365 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $235	Free Cancellation	Rating 8.0 11,968 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $237	Free Cancellation	Rating 7.1 11,367 reviews	Search American Airlines flights
Southwest	PriceFrom $256	Free Cancellation	Rating 8.0 4,303 reviews	Search Southwest flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Boston to Washington for you.

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

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

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

Once you have performed a search for Boston to Washington flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Boston to Washington now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington and let you know when they change.

An easier way to manage your State of Washington 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.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Mon 3/30

Mon 4/6

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Washington

Popular cities

Other flights from Boston

Other flights to Washington

Airlines

Complete your trip

Feeling lucky

Popular cities in Washington

Flights to New Yorkfrom $56

Flights to Los Angelesfrom $54

Flights to Miamifrom $49

Flights to Orlandofrom $56

Flights to Chicagofrom $53

Flights to San Franciscofrom $50

Flights to Las Vegasfrom $53

Flights to Washington, D.C.from $56

Flights to Bostonfrom $75

Flights to Atlantafrom $49

Flights to Dallasfrom $54

Flights to Seattlefrom $48

Cheap flights from Boston to Washington from $103

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Washington departing on 4/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Boston to Washington

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

United Airlines flights from Boston to State of Washington

Our best United Airlines deals on Boston to State of Washington flight tickets

Delta flights from Boston to State of Washington

Our best Delta deals on Boston to State of Washington flight tickets

momondo Fare Finder

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

See travel insights to Washington from

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

What is the cheapest month to fly to State of Washington?

What is the cheapest day to depart on your flight to State of Washington?

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

What is the cheapest Boston Logan Intl to Washington flight route?

How far in advance should I book a flight to State of Washington?

What cabin class options are available on Boston Logan Intl to Washington flights?

Can stopping save me money on Boston to State of Washington flights?

What is the cheapest airline that flies from Boston Logan Intl to Washington?

What airlines fly to State of Washington?

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

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

Cheap Boston to State of Washington flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in State of Washington

Best airlines flying from Boston to State of Washington

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

Why use momondo?

An easier way to manage your State of Washington 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 Washington

Popular cities in Washington

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

Boston flight routes

According to popular flight searches on momondo this year

State of Washington flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Washington

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Complete your trip to Washington

Explore popular destinations other users love

According to popular flight searches on momondo this year