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$149+ Cheap flights from Lexington to Boston (LEX - BOS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/19. Fares are subject to change and may not be available on all flights or dates of travel.
LEX — BOS
Apr 7 — Apr 144
Tue 4/7
Tue 4/14
4 travelers, Economy
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Cheap flight deals from Lexington to Boston

Cheapest flights from Lexington to Boston
Explore the most affordable flight options available from Lexington to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 8, 2026.

This United Airlines deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/67:00 am
LEX
-
BOS
1 stop5h 46m
United Airlines
Sat 5/912:30 pm
BOS
-
LEX
1 stop6h 17m
United Airlines
Deal found 3/3$251
This Kiwi.com deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/45:00 pm
LEX
-
BOS
1 stop14h 47m
Multiple Airlines
Sun 6/78:42 am
BOS
-
LEX
1 stop11h 59m
Multiple Airlines
Deal found 3/4$258
This United Airlines deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/77:50 pm
LEX
-
BOS
1 stop5h 09m
United Airlines
Sun 5/106:39 pm
BOS
-
LEX
1 stop5h 10m
United Airlines
Deal found 3/3$269
This Delta deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2910:53 am
LEX
-
BOS
1 stop5h 37m
Delta
Tue 5/56:45 am
BOS
-
LEX
1 stop5h 01m
Delta
Deal found 3/4$271
This American Airlines deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/14:27 pm
LEX
-
BOS
1 stop7h 58m
American Airlines
Wed 5/63:16 pm
BOS
-
LEX
1 stop8h 22m
American Airlines
Deal found 3/4$280
This American Airlines deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/184:27 pm
LEX
-
BOS
1 stop6h 01m
American Airlines
Sat 4/2512:02 pm
BOS
-
LEX
1 stop5h 12m
American Airlines
Deal found 3/5$281
This American Airlines deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/411:04 am
LEX
-
BOS
1 stop5h 28m
American Airlines
Sat 11/75:22 pm
BOS
-
LEX
1 stop6h 16m
American Airlines
Deal found 3/6$289
This American Airlines deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/257:00 am
LEX
-
BOS
1 stop4h 36m
American Airlines
Sat 3/2810:56 am
BOS
-
LEX
1 stop6h 20m
American Airlines
Deal found 3/5$294
This Delta deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/138:20 pm
LEX
-
BOS
1 stop5h 08m
Delta
Sat 5/169:00 am
BOS
-
LEX
1 stop5h 26m
Delta
Deal found 3/4$295

Find flight deals from Lexington to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Lexington (LEX) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$251
(United Airlines)

One-way from

$149
(Kiwi.com)

Popular in

April

Cheapest in

August

Average price

$363
Provider with most accurate pricing for Lexington Blue Grass-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lexington Blue Grass-Boston Logan Intl flights.
Search Deals
From Lexington Blue Grass to Boston Logan Intl
Search Deals
One-way flight from Lexington Blue Grass to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($76 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lexington to Boston 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, Cheapflights users made 2,558,603 searches. Data last updated March 8, 2026.
Use the filters below to find and compare flights from Lexington to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Wed 5/6

7:00 am-12:46 pm

1 stop5h 46m

Boston Logan Intl

Sat 5/9

12:30 pm-6:47 pm

1 stop6h 17m

$251
Quickest round-trip

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Fri 6/12

7:45 pm-1:03 am

1 stop5h 18m

Boston Logan Intl

Tue 6/23

5:30 am-10:16 am

1 stop4h 46m

$289

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Thu 5/7

7:00 am-2:26 pm

2 stops7h 26m

Boston Logan Intl

Sun 5/10

6:39 pm-11:49 pm

1 stop5h 10m

$294

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Thu 4/9

7:00 am-2:48 pm

1 stop7h 48m

Boston Logan Intl

Mon 4/13

6:48 pm-11:59 pm

1 stop5h 11m

$318

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Sun 8/9

7:44 pm-12:59 am

1 stop5h 15m

Boston Logan Intl

Thu 8/20

5:45 am-1:10 pm

2 stops7h 25m

$318

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Tue 5/5

7:00 am-3:03 pm

1 stop8h 03m

Boston Logan Intl

Sat 5/9

12:30 pm-6:47 pm

1 stop6h 17m

$341

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Wed 7/8

7:44 pm-12:59 am

1 stop5h 15m

Boston Logan Intl

Wed 7/15

7:19 am-1:20 pm

1 stop6h 01m

$394
Cheapest one-way

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Sun 5/17

11:51 am-11:57 pm

1 stop12h 06m

$171

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Wed 4/15

7:00 am-2:42 pm

2 stops7h 42m

$176

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Sun 4/12

9:31 am-3:28 pm

1 stop29h 57m

$184

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/5

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Compare providers for flights from Lexington to Boston

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Lexington to Boston in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Lexington-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Lexington-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Lexington-Boston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Lexington-Boston flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Lexington-Boston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Lexington to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Lexington with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Lexington to Boston

What is the cheapest month to book a flight from Lexington to Boston?

Currently, May is the cheapest month in which you can book a flight from Lexington to Boston (average of $73). Flying from Lexington to Boston in February is currently the most expensive (average of $259). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated March 8, 2026.
Read through reviews of airlines operating flights from Lexington to Boston, such as Delta and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,269 reviews

Food

7.2

Overall

7.9

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,269 reviews
Delta
7.9
Good
8,269 reviews

Food

7.2

Overall

7.9

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.1
Good
11,397 reviews
Delta
7.9
Good
8,269 reviews

Food

7.2

Overall

7.9

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Lexington to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Lexington to Boston?

    Departing from Lexington to Boston will take you 5h 18m. Lexington and Boston are separated by a distance of 776 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Lexington to Boston round-trip?

    Currently priced at $139, Delta will fly you from Lexington to Boston and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on American Airlines for as low as $248. Delta is 64% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Lexington to Boston one-way?

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $124. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Lexington to Boston for a low price.

  • Can I find deals for flights from Lexington to Boston that include hotel bookings?

    Yes. In addition to deals on Lexington to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Lexington to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Lexington to Boston.

  • Can I find deals for business class flights from Lexington to Boston?

    Yes. Cheapflights offers flight deals from Lexington to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Lexington to Boston?

    Currently, May is the cheapest month in which you can book a flight from Lexington to Boston (average of $73). Flying from Lexington to Boston in February is currently the most expensive (average of $259). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Medford
Cambridge
Concord
Hampton Beach
Watertown
Seekonk
Brockton
Seabrook
Cranston
Lincoln
Smithfield
Warwick
Peabody
Waltham
York Beach
Londonderry
Swansea
Old Orchard Beach
Quincy
Lowell

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Lexington to Boston

Discover the top 2 airlines that operate flights from Lexington to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$139Average$324FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$248Average$368FlexibilityNo cancel feeOn-time71%

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