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$102+ Cheap flights from Boston to Lexington (BOS - LEX)

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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LEX
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Cheap flight deals from Boston to Lexington

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Lexington (LEX). 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 November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$235
(Kiwi.com)

One-way from

$126
(Delta)

Popular in

April

Cheapest in

September

Average price

$413
Provider with most accurate pricing for Boston Logan Intl-Lexington Blue Grass flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Lexington Blue Grass flights.
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From Boston Logan Intl to Lexington Blue Grass
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One-way flight from Boston Logan Intl to Lexington Blue Grass
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Highest demand for flights based on searches. 11% potential increase in price ($58 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Boston to Lexington

Cheapest flights from Boston to Lexington
Explore the most affordable flight options available from Boston to Lexington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This Delta deal was found by Cheapflights users on 11/12. 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.
Fri 12/125:29 amBOS - LEX
1 stop4h 23mDelta
Tue 12/167:10 amLEX - BOS
1 stop7h 17mDelta
Deal found 11/12$249
This Delta deal was found by Cheapflights users on 11/12. 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.
Fri 12/55:29 amBOS - LEX
1 stop4h 23mDelta
Sun 12/76:05 amLEX - BOS
1 stop5h 10mDelta
Deal found 11/12$284
This Delta deal was found by Cheapflights users on 11/11. 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.
Mon 11/245:29 amBOS - LEX
1 stop4h 24mDelta
Tue 12/26:14 amLEX - BOS
1 stop10h 26mDelta
Deal found 11/11$293
This Delta deal was found by Cheapflights users on 11/10. 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.
Sun 11/235:29 amBOS - LEX
1 stop4h 24mDelta
Thu 11/2710:12 amLEX - BOS
1 stop8h 04mDelta
Deal found 11/10$294
This United Airlines deal was found by Cheapflights users on 11/13. 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 12/109:30 amBOS - LEX
2 stops11h 09mUnited Airlines
Sun 12/147:00 amLEX - BOS
1 stop5h 43mUnited Airlines
Deal found 11/13$324
This American Airlines deal was found by Cheapflights users on 11/11. 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.
Thu 11/207:30 amBOS - LEX
1 stop7h 36mAmerican Airlines
Sat 11/223:39 pmLEX - BOS
1 stop7h 17mAmerican Airlines
Deal found 11/11$339
This Mytrip deal was found by Cheapflights users on 11/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/59:56 amBOS - LEX
2 stops10h 16mAllegiant Air
Sun 12/711:18 amLEX - BOS
2 stops21h 48mAllegiant Air
Deal found 11/12$348
This United Airlines deal was found by Cheapflights users on 11/13. 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.
Fri 12/125:30 amBOS - LEX
2 stops7h 52mUnited Airlines
Sat 12/132:10 pmLEX - BOS
1 stop7h 35mUnited Airlines
Deal found 11/13$349
This American Airlines deal was found by Cheapflights users on 11/12. 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 11/215:18 pmBOS - LEX
1 stop6h 41mAmerican Airlines
Fri 11/285:00 amLEX - BOS
1 stop4h 56mAmerican Airlines
Deal found 11/12$354
This United Airlines deal was found by Cheapflights users on 11/12. 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.
Sun 12/146:00 amBOS - LEX
1 stop7h 22mUnited Airlines
Wed 12/1710:07 amLEX - BOS
1 stop7h 08mUnited Airlines
Deal found 11/12$364
This Kiwi.com deal was found by Cheapflights users on 11/11. 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.
Sat 11/228:24 amBOS - LEX
2 stops26h 02mMultiple Airlines
Mon 11/243:28 pmLEX - BOS
1 stop19h 35mMultiple Airlines
Deal found 11/11$367
This Delta deal was found by Cheapflights users on 11/12. 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.
Fri 11/145:00 pmBOS - LEX
1 stop6h 03mDelta
Sun 11/168:07 pmLEX - BOS
1 stop5h 23mDelta
Deal found 11/12$369

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Lexington 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 November 13, 2025.
Use the filters below to find and compare flights from Boston to Lexington that are best for you.

Fly from

Boston

Fly to

Lexington

Route

Depart

Return

Price

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

Fri 12/12

5:29 am-9:52 am

1 stop4h 23m

Lexington Blue Grass

Mon 12/15

6:02 pm-11:55 pm

1 stop5h 53m

$249

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

Fri 12/12

5:29 am-9:52 am

1 stop4h 23m

Lexington Blue Grass

Tue 12/16

7:00 am-1:15 pm

1 stop6h 15m

$249

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

Fri 12/12

5:29 am-9:52 am

1 stop4h 23m

Lexington Blue Grass

Sat 12/13

7:35 am-3:41 pm

1 stop8h 06m

$249

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

Wed 12/10

6:25 pm-12:08 am

1 stop5h 43m

Lexington Blue Grass

Sun 12/14

6:02 pm-11:55 pm

1 stop5h 53m

$249

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

Thu 12/11

5:29 am-9:52 am

1 stop4h 23m

Lexington Blue Grass

Mon 12/15

6:05 am-12:30 pm

1 stop6h 25m

$249

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

Mon 11/24

5:29 am-9:53 am

1 stop4h 24m

Lexington Blue Grass

Tue 12/2

6:14 am-4:40 pm

1 stop10h 26m

$293

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

Sat 11/22

5:40 am-12:20 pm

1 stop6h 40m

Lexington Blue Grass

Mon 11/24

10:12 am-5:17 pm

1 stop7h 05m

$294

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

Sun 11/23

5:29 am-9:53 am

1 stop4h 24m

Lexington Blue Grass

Thu 11/27

10:12 am-6:16 pm

1 stop8h 04m

$294

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

Wed 12/10

10:56 am-10:28 am

2 stops23h 32m

$102

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

Sat 12/6

10:15 am-4:38 pm

1 stop6h 23m

$126

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Showing 1-10 of 15 results
1
2

Compare providers for flights from Boston to Lexington

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 Boston to Lexington in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 Boston-Lexington flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Boston-Lexington flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Boston-Lexington flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Lexington flights, Cheapflights users trust eDreams the most. eDreams 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 Boston-Lexington 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 Boston to Lexington

Have a flexible travel schedule? Discover the best time to fly to Lexington from Boston 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 Boston to Lexington

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

Currently, June is the cheapest month in which you can book a flight from Boston to Lexington (average of $89). Flying from Boston to Lexington in March is currently the most expensive (average of $250). 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.

What is the cheapest time of day to fly from BOS to LEX?

Find hourly flight availability from Boston to Lexington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 13, 2025.

It’s typically best to fly out from Boston to Lexington at noon. Doing so could potentially save you 9% on the flight price compared to flying in the afternoon, which is usually more expensive.

Reviews of airlines servicing Lexington

Get insights into the airlines that provide service to Lexington. 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 Lexington. Reviews last updated November 13, 2025.
Read through reviews of airlines operating flights from Boston to Lexington, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,007 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

7.9

Entertainment

7.9

Boarding

8.1

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
8,007 reviews
Delta
7.9
Good
8,007 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

7.9

Entertainment

7.9

Boarding

8.1

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.
United Airlines
7.4
Good
9,017 reviews
Delta
7.9
Good
8,007 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

7.9

Entertainment

7.9

Boarding

8.1

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
7.2
Good
11,051 reviews
Delta
7.9
Good
8,007 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

7.9

Entertainment

7.9

Boarding

8.1

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 Boston to Lexington. 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 Boston to Lexington?

    Delta can get you from Boston to Lexington in just under 4h 23m. Your travel time can differ by up to . Airlines will cover a distance of 776 mi.

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

    Our cheapest airline available from Boston to Lexington is American Airlines. Our recent data shows that you can find tickets from as low as $248 on this airline. Additional options worth looking into are Delta and United Airlines, starting at $248 and $248 round-trip. American Airlines is 47% cheaper than the average price of flights available within the next 90 days to this destination.

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

    The cheapest airlines for a one-way flight from Boston to Lexington are Delta ($126), American Airlines ($126), and United Airlines ($126).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston to Lexington 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 Boston to Lexington?

    Currently, June is the cheapest month in which you can book a flight from Boston to Lexington (average of $89). Flying from Boston to Lexington in March is currently the most expensive (average of $250). 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 Lexington?

Book flights to Lexington if you plan to visit one of these locations
Berea
Georgetown
Frankfort

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Top 3 airlines flying from Boston to Lexington

Discover the top 3 airlines that operate flights from Boston to Lexington. 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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$248Average$479FlexibilityNo cancel feeOn-time69%
DeltaCheapest$248Average$477FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$248Average$446FlexibilityNo cancel feeOn-time71%

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