HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Boston

$95+ 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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
LEX — BOS
Jul 13 — Jul 201
Mon 7/13
Mon 7/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Lexington to Boston with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 June 13, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/8. 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.
Wed 7/1512:15 pm
LEX
-
BOS
1 stop20h 54m
Multiple Airlines
Wed 7/2210:04 am
BOS
-
LEX
1 stop21h 51m
Multiple Airlines
Deal found 6/8$303
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Sat 9/56:15 pm
LEX
-
BOS
1 stop5h 19m
United Airlines
Sun 9/63:30 pm
BOS
-
LEX
1 stop8h 25m
United Airlines
Deal found 6/12$309
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Tue 6/305:55 pm
LEX
-
BOS
1 stop5h 26m
United Airlines
Tue 7/146:43 pm
BOS
-
LEX
1 stop5h 16m
United Airlines
Deal found 6/8$319
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Sat 6/275:55 pm
LEX
-
BOS
1 stop5h 26m
United Airlines
Sat 7/46:00 am
BOS
-
LEX
1 stop7h 20m
United Airlines
Deal found 6/12$324
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1010:10 am
LEX
-
BOS
1 stop6h 17m
United Airlines
Mon 9/145:01 pm
BOS
-
LEX
1 stop7h 04m
United Airlines
Deal found 6/10$327
This Delta deal was found by Cheapflights users on 6/10. 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.
Wed 9/237:10 am
LEX
-
BOS
1 stop6h 12m
Delta
Tue 9/2912:20 pm
BOS
-
LEX
1 stop7h 22m
Delta
Deal found 6/10$341
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2911:47 am
LEX
-
BOS
1 stop6h 54m
American Airlines
Sat 9/195:10 pm
BOS
-
LEX
1 stop6h 41m
American Airlines
Deal found 6/10$342
This United Airlines deal was found by Cheapflights users on 6/8. 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 11/55:30 am
LEX
-
BOS
1 stop5h 23m
United Airlines
Sun 11/86:00 am
BOS
-
LEX
2 stops7h 13m
United Airlines
Deal found 6/8$351
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 7/238:45 am
LEX
-
BOS
1 stop24h 24m
Multiple Airlines
Sat 7/2510:04 am
BOS
-
LEX
1 stop21h 51m
Multiple Airlines
Deal found 6/8$370
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Sun 7/198:45 am
LEX
-
BOS
1 stop24h 24m
Multiple Airlines
Tue 7/2110:04 am
BOS
-
LEX
1 stop25h 21m
Multiple Airlines
Deal found 6/9$374

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 June 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$303
(Kiwi.com)

One-way from

$95
(Kiwi.com)

Popular in

April

Cheapest in

August

Average price

$432
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 ($74 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 June 13, 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

Tue 7/7

5:55 pm-1:13 am

1 stop7h 18m

Boston Logan Intl

Sat 7/11

7:19 am-1:20 pm

1 stop6h 01m

$319

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Sat 11/14

9:00 am-4:26 pm

1 stop7h 26m

Boston Logan Intl

Tue 11/17

6:33 pm-12:01 am

1 stop5h 28m

$389

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Mon 8/31

6:15 pm-1:14 am

1 stop6h 59m

Boston Logan Intl

Sat 9/5

12:27 pm-8:28 pm

1 stop8h 01m

$389

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Wed 10/14

6:00 am-12:39 pm

1 stop6h 39m

Boston Logan Intl

Sun 10/18

5:30 am-10:20 am

1 stop4h 50m

$394

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Wed 9/23

5:57 pm-1:14 am

1 stop7h 17m

Boston Logan Intl

Tue 9/29

6:00 am-5:11 pm

2 stops11h 11m

$394

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Wed 11/4

7:00 am-12:47 pm

1 stop5h 47m

Boston Logan Intl

Sat 11/7

8:30 am-6:37 pm

2 stops10h 07m

$394

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Sat 8/29

9:52 am-7:19 pm

2 stops9h 27m

Boston Logan Intl

Thu 9/3

3:13 pm-8:28 pm

1 stop5h 15m

$402
Quickest round-trip

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Wed 7/8

5:55 pm-11:21 pm

1 stop5h 26m

Boston Logan Intl

Tue 7/14

7:19 am-1:20 pm

1 stop6h 01m

$444
Cheapest one-way

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Sun 9/6

7:00 am-2:07 pm

1 stop7h 07m

$211

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Sun 8/9

7:00 am-2:07 pm

1 stop7h 07m

$269

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 19 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 June.
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

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

To ensure you get the cheapest price possible for a flight from Lexington to Boston, you should look to book at least 23 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, August is the cheapest month in which you can book a flight from Lexington to Boston (average of $303). Flying from Lexington to Boston in April is currently the most expensive (average of $571). 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.

How much does it cost to fly round-trip from Lexington to Boston?

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 June 13, 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
8,405 reviews

Food

7.2

Comfort

7.8

Overall

7.9

Entertainment

7.8

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.9
Good
8,405 reviews
Delta
7.9
Good
8,405 reviews

Food

7.2

Comfort

7.8

Overall

7.9

Entertainment

7.8

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,648 reviews
Delta
7.9
Good
8,405 reviews

Food

7.2

Comfort

7.8

Overall

7.9

Entertainment

7.8

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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 7h 18m. Lexington and Boston are separated by a distance of 776 mi.

  • 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 63% 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 United Airlines, with whom users have recently found tickets for as low as $99. However, be on the lookout for offers from Delta and American 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, August is the cheapest month in which you can book a flight from Lexington to Boston (average of $303). Flying from Lexington to Boston in April is currently the most expensive (average of $571). 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
Waltham
Cambridge
Concord
Hampton Beach
Brockton
Watertown
Seekonk
Cranston
Warwick
Peabody
Auburn
York Beach
Chelsea
Londonderry
Swansea
Old Orchard Beach
Lowell
Smithfield
Braintree
Sandwich

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 June 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$139Average$350FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$248Average$347FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.