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Cheap flights from Boston to Washington from $104

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 10/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Hawaiian Airlines Logo
7:20 am - 10:33 amBOS-SEA
6h 13mnonstop
Hawaiian Airlines Logo
3:59 pm - 12:27 amSEA-BOS
5h 28mnonstop
$195Hawaiian Airlines
Find Deal
sáb., sep. 13 - sáb., sep. 20
Hawaiian Airlines Logo
7:20 am - 10:33 amBOS-SEA
6h 13mnonstop
Hawaiian Airlines Logo
11:34 pm - 8:00 amSEA-BOS
5h 26mnonstop
$202Hawaiian Airlines
Find Deal
sáb., sep. 13 - mar., sep. 16
JetBlue Logo
7:00 am - 10:19 amBOS-SEA
6h 19mnonstop
JetBlue Logo
11:30 am - 8:23 pmSEA-BOS
5h 53mnonstop
$209JetBlue
Find Deal
sáb., sep. 13 - sáb., sep. 20
American Airlines Logo
5:54 pm - 12:05 amBOS-PDX
9h 11m1 stop
American Airlines Logo
6:07 am - 5:04 pmPDX-BOS
7h 57m1 stop
$215American Airlines
Find Deal
sáb., sep. 13 - sáb., sep. 20
JetBlue Logo
7:00 am - 10:19 amBOS-SEA
6h 19mnonstop
JetBlue Logo
11:30 am - 8:23 pmSEA-BOS
5h 53mnonstop
$216JetBlue
Find Deal
sáb., sep. 13 - sáb., sep. 20
American Airlines Logo
5:36 pm - 11:59 pmBOS-PDX
9h 23m1 stop
American Airlines Logo
11:42 am - 11:42 pmPDX-BOS
9h 00m1 stop
$216American Airlines
Find Deal
vie., sep. 12 - vie., sep. 19
Alaska Airlines Logo
8:23 pm - 8:07 amBOS-SEA
14h 44m1 stop
Alaska Airlines Logo
3:59 pm - 12:27 amSEA-BOS
5h 28mnonstop
$227Alaska Airlines
Find Deal
sáb., sep. 13 - mar., sep. 16
Alaska Airlines Logo
7:45 am - 2:50 pmBOS-SEA
10h 05m1 stop
Alaska Airlines Logo
3:59 pm - 12:27 amSEA-BOS
5h 28mnonstop
$233Alaska Airlines
Find Deal
sáb., sep. 13 - sáb., sep. 20
Delta Logo
6:59 pm - 11:52 pmBOS-PDX
7h 53m1 stop
Delta Logo
5:45 pm - 6:30 amPDX-BOS
9h 45m1 stop
$236Delta
Find Deal
vie., ago. 29 - jue., sep. 4
Delta Logo
5:34 am - 10:29 amBOS-PDX
7h 55m1 stop
Delta Logo
12:50 am - 10:48 amPDX-BOS
6h 58m1 stop
$237Delta
Find Deal
vie., oct. 24 - vie., oct. 24

Alaska Airlines flights from Boston to State of Washington

Our best Alaska Airlines deals on Boston to State of Washington flight tickets
Alaska Airlines
Sep 13
BOS8:23 pmBoston Logan Intl
14h 44m
1 stop
SEA8:07 amSeattle/Tacoma Intl
Sep 16
SEA3:59 pmSeattle/Tacoma Intl
5h 28m
BOS12:27 amBoston Logan Intl
$227
Find similar
Alaska Airlines
Sep 13
BOS7:45 amBoston Logan Intl
10h 05m
1 stop
SEA2:50 pmSeattle/Tacoma Intl
Sep 20
SEA3:59 pmSeattle/Tacoma Intl
5h 28m
BOS12:27 amBoston Logan Intl
$233
Find similar
Alaska Airlines
Sep 3
BOS8:23 pmBoston Logan Intl
14h 44m
1 stop
SEA8:07 amSeattle/Tacoma Intl
Sep 9
SEA6:05 pmSeattle/Tacoma Intl
17h 55m
1 stop
BOS3:00 pmBoston Logan Intl
$236
Find similar

Hawaiian Airlines flights from Boston to State of Washington

Our best Hawaiian Airlines deals on Boston to State of Washington flight tickets
Hawaiian Airlines
Sep 13
BOS7:20 amBoston Logan Intl
6h 13m
SEA10:33 amSeattle/Tacoma Intl
Sep 20
SEA3:59 pmSeattle/Tacoma Intl
5h 28m
BOS12:27 amBoston Logan Intl
$195
Find similar
Hawaiian Airlines
Sep 13
BOS7:20 amBoston Logan Intl
6h 13m
SEA10:33 amSeattle/Tacoma Intl
Sep 16
SEA11:34 pmSeattle/Tacoma Intl
5h 26m
BOS8:00 amBoston Logan Intl
$202
Find similar
Hawaiian Airlines
Sep 13
BOS7:20 amBoston Logan Intl
6h 13m
SEA10:33 amSeattle/Tacoma Intl
Sep 20
SEA3:59 pmSeattle/Tacoma Intl
5h 28m
BOS12:27 amBoston Logan Intl
$217
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boston to State of Washington that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated julio 31, 2025.
Use the filters below to find and compare flights from Boston to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

sáb. 9/13

7:20 am-10:33 am

Nonstop6h 13m

Seattle/Tacoma Intl

sáb. 9/20

3:59 pm-12:27 am

Nonstop5h 28m

$195

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

sáb. 9/13

7:20 am-10:33 am

Nonstop6h 13m

Seattle/Tacoma Intl

mar. 9/16

11:34 pm-8:00 am

Nonstop5h 26m

$202

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

sáb. 9/13

7:00 am-10:19 am

Nonstop6h 19m

Seattle/Tacoma Intl

sáb. 9/20

11:30 am-8:23 pm

Nonstop5h 53m

$209

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

sáb. 9/13

5:54 pm-12:05 am

1 stop9h 11m

Portland

sáb. 9/20

6:07 am-5:04 pm

1 stop7h 57m

$215

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

sáb. 9/13

7:00 am-10:19 am

Nonstop6h 19m

Seattle/Tacoma Intl

sáb. 9/20

11:30 am-8:23 pm

Nonstop5h 53m

$216

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

vie. 9/12

5:36 pm-11:59 pm

1 stop9h 23m

Portland

vie. 9/19

11:42 am-11:42 pm

1 stop9h 00m

$216

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

sáb. 9/13

8:23 pm-8:07 am

1 stop14h 44m

Seattle/Tacoma Intl

mar. 9/16

3:59 pm-12:27 am

Nonstop5h 28m

$227

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

sáb. 9/13

7:45 am-2:50 pm

1 stop10h 05m

Seattle/Tacoma Intl

sáb. 9/20

3:59 pm-12:27 am

Nonstop5h 28m

$233

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

vie. 8/29

6:59 pm-11:52 pm

1 stop7h 53m

Portland

jue. 9/4

5:45 pm-6:30 am

1 stop9h 45m

$236

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

vie. 10/24

5:34 am-10:29 am

1 stop7h 55m

Portland

vie. 10/24

12:50 am-10:48 am

1 stop6h 58m

$237

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington from

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

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

The month of January is, on average, the cheapest month to fly to State of Washington from Boston, with most prices found around $236. If you aren’t able to travel to State of Washington during the month of January, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $279.

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 $398. 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 $520.

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 $334. 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 $345 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 $316 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

$104

Fastest flight time

6h 09m

Direct flights

Every day

Airports in State of Washington

4 airports
The best one-way flight to State of Washington from Boston in the past 72 hours is $104. The best round-trip flight deal from Boston to State of Washington found on momondo in the last 72 hours is $195.
The fastest flight from Boston to State of Washington takes 6h 09m
Direct flights go from Boston to State of Washington every day.
There are 4 airports near State of Washington: Pullman Moscow Regional (PUW), Portland (PDX), Spokane (GEG), 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?

  • 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?

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
JetBluePriceFrom $137Free CancellationRating
7.2
2,914 reviews
Search JetBlue flights
Hawaiian AirlinesPriceFrom $153Free CancellationRating
7.8
2,611 reviews
Search Hawaiian Airlines flights
DeltaPriceFrom $156Free CancellationRating
8.0
7,981 reviews
Search Delta flights
Sun Country AirPriceFrom $172Free CancellationRating
6.9
334 reviews
Search Sun Country Air flights
Spirit AirlinesPriceFrom $187Free CancellationRating
6.3
8,048 reviews
Search Spirit Airlines flights
Alaska AirlinesPriceFrom $224Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $228Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
American AirlinesPriceFrom $229Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $259Free CancellationRating
8.0
4,246 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

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