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Lexington

$98+ 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 1/23. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LEX
Jan 20 — Jan 271
Tue 1/20
Tue 1/27
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Lexington Blue Grass are usually found in September or July, booked 13 days in advance, depart on a Saturday or Wednesday and return on a Monday

Cheap 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 December 21, 2025.

This Delta deal was found by Cheapflights users on 12/19. 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 12/294:52 pmBOS - LEX
1 stop6h 15mDelta
Mon 1/56:55 amLEX - BOS
1 stop4h 25mDelta
Deal found 12/19$329
This Delta deal was found by Cheapflights users on 12/19. 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.
Thu 12/251:04 pmBOS - LEX
1 stop4h 03mDelta
Tue 12/307:43 pmLEX - BOS
1 stop5h 24mDelta
Deal found 12/19$354
This American Airlines deal was found by Cheapflights users on 12/19. 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 12/1910:44 amBOS - LEX
1 stop7h 46mAmerican Airlines
Mon 12/222:52 pmLEX - BOS
1 stop7h 45mAmerican Airlines
Deal found 12/19$369
This United Airlines deal was found by Cheapflights users on 12/18. 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 12/1912:20 pmBOS - LEX
1 stop8h 44mUnited Airlines
Fri 12/266:00 amLEX - BOS
1 stop5h 08mUnited Airlines
Deal found 12/18$374
This Delta deal was found by Cheapflights users on 12/19. 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 12/294:52 pmBOS - LEX
1 stop6h 15mDelta
Sun 1/46:10 amLEX - BOS
1 stop26h 30mDelta
Deal found 12/19$397
This American Airlines deal was found by Cheapflights users on 12/19. 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 12/264:36 pmBOS - LEX
1 stop6h 36mAmerican Airlines
Tue 12/308:05 amLEX - BOS
1 stop7h 19mAmerican Airlines
Deal found 12/19$399
This American Airlines deal was found by Cheapflights users on 12/18. 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.
Mon 12/295:30 pmBOS - LEX
1 stop5h 42mAmerican Airlines
Fri 1/22:52 pmLEX - BOS
1 stop6h 19mAmerican Airlines
Deal found 12/18$404
This United Airlines deal was found by Cheapflights users on 12/20. 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 12/217:45 amBOS - LEX
1 stop5h 31mUnited Airlines
Sun 12/285:48 pmLEX - BOS
1 stop6h 57mUnited Airlines
Deal found 12/20$424
This Delta deal was found by Cheapflights users on 12/19. 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 12/285:30 amBOS - LEX
1 stop17h 37mDelta
Mon 1/56:55 amLEX - BOS
1 stop4h 25mDelta
Deal found 12/19$452
This United Airlines deal was found by Cheapflights users on 12/20. 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 12/246:45 amBOS - LEX
2 stops10h 20mUnited Airlines
Fri 12/266:00 amLEX - BOS
1 stop5h 08mUnited Airlines
Deal found 12/20$464

Find 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 December 21, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$218
(Kiwi.com)

One-way from

$98
(Mytrip)

Popular in

April

Cheapest in

September

Average price

$602
Provider with most accurate pricing for Boston Logan Intl-Lexington Blue Grass flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Lexington Blue Grass flights.
Search Deals
From Boston Logan Intl to Lexington Blue Grass
Search Deals
One-way flight from Boston Logan Intl to Lexington Blue Grass
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($65 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 21, 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

Sat 1/17

5:05 pm-9:41 pm

1 stop4h 36m

Lexington Blue Grass

Tue 1/20

6:55 am-11:20 am

1 stop4h 25m

$249

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

Sat 1/17

5:05 pm-9:41 pm

1 stop4h 36m

Lexington Blue Grass

Thu 1/22

6:40 pm-1:04 am

1 stop6h 24m

$259

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

Fri 1/16

4:51 pm-9:41 pm

1 stop4h 50m

Lexington Blue Grass

Wed 1/21

6:55 am-11:20 am

1 stop4h 25m

$260

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

Fri 1/16

5:00 pm-11:22 pm

1 stop6h 22m

Lexington Blue Grass

Tue 1/20

5:00 pm-1:04 am

1 stop8h 04m

$260

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

Thu 3/26

5:25 am-9:45 am

1 stop4h 20m

Lexington Blue Grass

Mon 3/30

5:47 pm-11:53 pm

1 stop6h 06m

$269

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

Fri 1/16

5:00 pm-11:22 pm

1 stop6h 22m

Lexington Blue Grass

Thu 1/22

6:55 am-11:20 am

1 stop4h 25m

$269

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

Fri 1/23

6:00 pm-11:22 pm

1 stop5h 22m

Lexington Blue Grass

Mon 1/26

6:55 am-1:22 pm

1 stop6h 27m

$269

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

Thu 1/8

5:29 am-9:59 am

1 stop4h 30m

Lexington Blue Grass

Mon 1/12

5:35 pm-10:18 pm

1 stop4h 43m

$274

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

Fri 1/16

8:15 am-4:48 pm

2 stops8h 33m

Lexington Blue Grass

Fri 1/23

2:00 pm-9:52 pm

2 stops7h 52m

$279

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

Tue 1/13

5:29 am-9:59 am

1 stop4h 30m

Lexington Blue Grass

Fri 1/16

6:09 am-8:39 am

1 stop26h 30m

$293

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/19

Showing 1-10 of 20 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 December.
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

How far ahead should I book a flight from Boston to Lexington?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Lexington. Price data was last updated on December 12, 2025.

The best time to book flights from Boston to Lexington is 13 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 $258). 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 December 21, 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 December 21, 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
8,021 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

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
8,021 reviews
Delta
7.9
Good
8,021 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

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
9,099 reviews
Delta
7.9
Good
8,021 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

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
11,050 reviews
Delta
7.9
Good
8,021 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

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 36m. 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.

  • 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 $258). 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
Somerset
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 December 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$248Average$388FlexibilityNo cancel feeOn-time69%
DeltaCheapest$248Average$446FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$248Average$434FlexibilityNo cancel feeOn-time71%

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