Cheap flights from Boston to Washington, D.C. from $74

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, D.C. departing on 7/25. 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
1 adult, Economy, 0 bags

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Cheap round-trip flights

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Spirit Airlines Logo
5:45 am - 7:11 am
BOS
-
BWI
1h 26mnonstop
Spirit Airlines Logo
1:43 pm - 9:42 pm
BWI
-
BOS
7h 59m
1 stop
$136Spirit Airlines
Fri, May 1 - Fri, May 8
Spirit Airlines Logo
5:45 am - 7:11 am
BOS
-
BWI
1h 26mnonstop
Spirit Airlines Logo
9:59 pm - 11:25 pm
BWI
-
BOS
1h 26mnonstop
$138Spirit Airlines
Mon, Apr 20 - Wed, Apr 22
Multiple Airlines Logo
6:30 am - 8:07 am
BOS
-
BWI
1h 37mnonstop
Multiple Airlines Logo
5:49 pm - 1:31 am
BWI
-
BOS
7h 42m
1 stop
$139Multiple Airlines
Wed, Apr 22 - Tue, Apr 28
Frontier Logo
12:01 pm - 10:57 pm
BOS
-
BWI
10h 56m
1 stop
Frontier Logo
9:25 pm - 7:49 am
BWI
-
BOS
10h 24m
1 stop
$140Frontier
Wed, May 6 - Tue, May 12
Spirit Airlines Logo
5:45 am - 7:11 am
BOS
-
BWI
1h 26mnonstop
Spirit Airlines Logo
9:59 pm - 11:25 pm
BWI
-
BOS
1h 26mnonstop
$141Spirit Airlines
Mon, Apr 20 - Tue, Apr 21
Spirit Airlines Logo
5:45 am - 7:11 am
BOS
-
BWI
1h 26mnonstop
Spirit Airlines Logo
6:35 am - 7:58 am
BWI
-
BOS
1h 23mnonstop
$143Spirit Airlines
Mon, Apr 20 - Fri, Apr 24
Multiple Airlines Logo
12:55 pm - 12:44 am
BOS
-
BWI
11h 49m
1 stop
Multiple Airlines Logo
9:59 pm - 11:25 pm
BWI
-
BOS
1h 26mnonstop
$144Multiple Airlines
Wed, Apr 15 - Wed, Apr 22
Multiple Airlines Logo
6:30 am - 8:07 am
BOS
-
BWI
1h 37mnonstop
Multiple Airlines Logo
9:25 pm - 7:49 am
BWI
-
BOS
10h 24m
1 stop
$145Multiple Airlines
Thu, Apr 30 - Thu, May 7
Spirit Airlines Logo
9:20 am - 7:06 pm
BOS
-
BWI
9h 46m
1 stop
Spirit Airlines Logo
7:25 pm - 8:45 pm
BWI
-
BOS
1h 20mnonstop
$146Spirit Airlines
Wed, Jun 17 - Tue, Jun 23
Spirit Airlines Logo
5:45 am - 7:11 am
BOS
-
BWI
1h 26mnonstop
Spirit Airlines Logo
6:35 am - 7:58 am
BWI
-
BOS
1h 23mnonstop
$147Spirit Airlines
Mon, Apr 20 - Fri, Apr 24

Frontier flights from Boston to Baltimore

Our best Frontier deals on Boston to Baltimore flight tickets
Frontier
May 6
BOS6:00 amBoston Logan Intl
10h 22m
1 stop
BWI4:22 pmBaltimore/Washington
May 11
BWI9:25 pmBaltimore/Washington
10h 24m
1 stop
BOS7:49 amBoston Logan Intl
$140
Frontier
Apr 14
BOS6:00 amBoston Logan Intl
10h 54m
1 stop
BWI4:54 pmBaltimore/Washington
Apr 21
BWI5:49 pmBaltimore/Washington
7h 42m
1 stop
BOS1:31 amBoston Logan Intl
$160
Frontier
May 5
BOS10:07 amBoston Logan Intl
23h 08m
1 stop
BWI9:15 amBaltimore/Washington
May 9
BWI6:39 pmBaltimore/Washington
14h 33m
1 stop
BOS9:12 amBoston Logan Intl
$171

Spirit Airlines flights from Boston to Baltimore

Our best Spirit Airlines deals on Boston to Baltimore flight tickets
Spirit Airlines
May 1
BOS5:45 amBoston Logan Intl
1h 26m
BWI7:11 amBaltimore/Washington
May 8
BWI1:43 pmBaltimore/Washington
7h 59m
1 stop
BOS9:42 pmBoston Logan Intl
$136
Spirit Airlines
Apr 20
BOS5:45 amBoston Logan Intl
1h 26m
BWI7:11 amBaltimore/Washington
Apr 22
BWI9:59 pmBaltimore/Washington
1h 26m
BOS11:25 pmBoston Logan Intl
$138
Spirit Airlines
Apr 16
BOS10:26 pmBoston Logan Intl
1h 28m
BWI11:54 pmBaltimore/Washington
Apr 17
BWI9:59 pmBaltimore/Washington
1h 26m
BOS11:25 pmBoston Logan Intl
$141

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Baltimore 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 April 2, 2026.
Use the filters below to find and compare flights from Boston to Baltimore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonBaltimore

BOS - BWI

BOSBWI

Boston Logan Intl

Fri 5/1

5:45 am-7:11 am

Nonstop1h 26m

Baltimore/Washington

Fri 5/8

1:43 pm-9:42 pm

1 stop7h 59m

$136

BostonBaltimore

BOS - BWI

BOSBWI

Boston Logan Intl

Mon 4/20

5:45 am-7:11 am

Nonstop1h 26m

Baltimore/Washington

Wed 4/22

9:59 pm-11:25 pm

Nonstop1h 26m

$138

BostonBaltimore

BOS - BWI

BOSBWI

Boston Logan Intl

Wed 4/22

6:30 am-8:07 am

Nonstop1h 37m

Baltimore/Washington

Tue 4/28

5:49 pm-1:31 am

1 stop7h 42m

$139

BostonBaltimore

BOS - BWI

BOSBWI

Boston Logan Intl

Wed 5/6

12:01 pm-10:57 pm

1 stop10h 56m

Baltimore/Washington

Tue 5/12

9:25 pm-7:49 am

1 stop10h 24m

$140

BostonBaltimore

BOS - BWI

BOSBWI

Boston Logan Intl

Mon 4/20

5:45 am-7:11 am

Nonstop1h 26m

Baltimore/Washington

Tue 4/21

9:59 pm-11:25 pm

Nonstop1h 26m

$141
Quickest round-trip

BostonBaltimore

BOS - BWI

BOSBWI

Boston Logan Intl

Mon 4/20

5:45 am-7:11 am

Nonstop1h 26m

Baltimore/Washington

Fri 4/24

6:35 am-7:58 am

Nonstop1h 23m

$143

BostonBaltimore

BOS - BWI

BOSBWI

Boston Logan Intl

Wed 4/15

12:55 pm-12:44 am

1 stop11h 49m

Baltimore/Washington

Wed 4/22

9:59 pm-11:25 pm

Nonstop1h 26m

$144

BostonBaltimore

BOS - BWI

BOSBWI

Boston Logan Intl

Thu 4/30

6:30 am-8:07 am

Nonstop1h 37m

Baltimore/Washington

Thu 5/7

9:25 pm-7:49 am

1 stop10h 24m

$145

BostonBaltimore

BOS - BWI

BOSBWI

Boston Logan Intl

Wed 6/17

9:20 am-7:06 pm

1 stop9h 46m

Baltimore/Washington

Tue 6/23

7:25 pm-8:45 pm

Nonstop1h 20m

$146

BostonBaltimore

BOS - BWI

BOSBWI

Boston Logan Intl

Mon 4/20

5:45 am-7:11 am

Nonstop1h 26m

Baltimore/Washington

Fri 4/24

6:35 am-7:58 am

Nonstop1h 23m

$147

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, D.C. from

How to get the cheapest flight ticket from Boston to Baltimore

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 typical price of a round-trip flight between Boston and Baltimore?

What is the cheapest month to fly to Baltimore?

If you’re not able to fly to Baltimore in July, then June is your next best option. Flight prices from Boston to Baltimore during June average around $191.

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

The cheapest day to depart from Boston to Baltimore is on a Thursday. Travelers who choose to depart for Baltimore on a Thursday will often find tickets for as low as $249. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $356. These prices are subject to change though, so be sure to set up a Price Alert for flights to Baltimore.

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

Flying to Baltimore from Boston in the evening is the least expensive time of day to depart. momondo users have found prices as low as $218 when looking at flights departing in the evening. Flights in the afternoon are often more expensive with an average ticket price of $352.

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

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

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

You are more likely to see cheaper flights to Baltimore from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Baltimore for around $243 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Baltimore from Boston for as low as $177 on momondo.

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

There are 4 cabin classes available to choose from on Boston Logan Intl to Baltimore/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 Baltimore flights?

No. A direct flight is the cheapest option for a flight between Boston to Baltimore.

How have Boston to Baltimore flight prices changed over time?

As of April 2026, prices for Boston to Baltimore flights are approximately 19% cheaper when compared to flights at the same time last year.

When to book flights from Boston to Baltimore

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Baltimore according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to Baltimore (BOS to BWI) flight deals and tips

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

Best Price Found

$159

Fastest flight time

1h 26m

Direct flights

Every day

Airports in Baltimore

1 airport
The best one-way flight to Baltimore from Boston in the past 72 hours is $159. The best round-trip flight deal from Boston to Baltimore found on momondo in the last 72 hours is $247.
The fastest flight from Boston to Baltimore takes 1h 26m
Direct flights go from Boston to Baltimore every day.
There is 1 airport in Baltimore. From Boston there are direct flights to Baltimore/Washington (BWI).

Frequently asked questions about flying from Boston to Baltimore

  • How far is Boston Logan Intl to Baltimore/Washington by plane?

    The distance between Boston Logan Intl and Baltimore/Washington is about 359.2 mi. Typically, this will take 1h 26m by plane in normal conditions.

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

    Prices for flights from Boston Logan Intl Airport to Baltimore/Washington Airport refresh daily.

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

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

    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 Baltimore/Washington Airport.

  • What documentation or ID do you need to fly to Baltimore/Washington Airport?

    The travel and health documents required for your trip to Baltimore/Washington Airport 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 Baltimore/Washington Airport. 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 Baltimore?

  • What is the most popular airline from Boston to Baltimore?

Best airlines flying from Boston to Baltimore

Compare and see reviews for airlines that fly from Boston to Baltimore with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $60Free CancellationRating
6.3
8,577 reviews
Search Spirit Airlines flights
DeltaPriceFrom $107Free CancellationRating
7.9
8,369 reviews
Search Delta flights
JetBluePriceFrom $131Free CancellationRating
7.2
2,911 reviews
Search JetBlue flights
United AirlinesPriceFrom $162Free CancellationRating
7.4
9,533 reviews
Search United Airlines flights
SouthwestPriceFrom $169Free CancellationRating
8.0
4,336 reviews
Search Southwest flights
  • Southwest Flights From Boston to Baltimore

    Southwest is one of the most popular airlines flying from Boston to Baltimore, operating 18 flights/week on average for this route. A good Southwest flight deal for Boston to Baltimore starts from $169 round-trip, up to an average price of $286. Our users have rated Southwest at 8.0/10.

  • Delta Flights From Boston to Baltimore

    Delta is also a popular choice for this route. Delta flight deals for Boston to Baltimore start from as low as $107 round-trip, depending on your selected dates, with average Delta deals seen on momondo around $254. Delta operates 13 flights to Baltimore from Boston in an average week. Users have rated it 7.9/10 across 8,369 reviews.

Why use momondo?

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

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 Baltimore for you.

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

Yes. All flights to Baltimore from Boston on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Boston to Baltimore 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 Boston to Baltimore right now. Can momondo alert me if prices change?

Price alerts on flights to Baltimore from Boston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Baltimore 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.

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1 adult
Sat 5/2
Sat 5/9

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