$267+ Cheap flights from Boston to Lexington (BOS - LEX)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/24. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LEX
Dec 13 — Dec 201
Round-trip
1 adult, Economy
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Find cheap flights from Boston to Lexington 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 Boston to Lexington
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Cheapest flights from Boston to LexingtonExplore 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, 2026.
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, 2026.
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.
Fri 12/115:56 pm -
1 stop5h 55m
Sun 12/1311:10 am -
1 stop7h 43m
Deal found 11/11![American Airlines logo]()
$348
This Delta deal was found by Cheapflights users on 11/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/188:00 am -
1 stop7h 16m
Sun 12/205:31 pm -
1 stop6h 28m
Deal found 11/9![Delta logo]()
$349
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.
Fri 12/114:45 pm -
1 stop5h 47m
Sun 12/135:00 am -
2 stops7h 27m
Deal found 11/12![United Airlines logo]()
$354
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/45:45 pm -
1 stop6h 19m
Thu 12/106:00 am -
1 stop6h 33m
Deal found 11/13![Delta logo]()
$358
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.
Thu 12/32:58 pm -
1 stop5h 27m
Wed 12/97:00 am -
2 stops8h 52m
Deal found 11/12![United Airlines logo]()
$364
This KAYAK deal was found by Cheapflights users on 11/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/95:27 am -
1 stop4h 33m
Wed 12/166:00 am -
1 stop7h 42m
Deal found 11/9![Delta logo]()
$365
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Mon 11/231:29 pm -
1 stop7h 06m
Fri 11/271:49 pm -
1 stop5h 21m
Deal found 11/8![United Airlines logo]()
$379
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:36 pm -
1 stop5h 18m
Wed 11/2511:05 am -
1 stop8h 15m
Deal found 11/11![United Airlines logo]()
$409
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/295:29 pm -
1 stop6h 17m
Thu 1/711:55 am -
1 stop6h 50m
Deal found 11/10![American Airlines logo]()
$411
This United Airlines deal was found by Cheapflights users on 11/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/205:45 am -
2 stops7h 27m
Mon 1/41:55 pm -
2 stops8h 55m
Deal found 11/9![United Airlines logo]()
$420
Best flights from Boston to LexingtonDiscover carefully curated flight deals from Boston to Lexington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 13, 2026.
Discover carefully curated flight deals from Boston to Lexington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 13, 2026.
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.
Wed 1/135:30 am -
1 stop5h 07m
Tue 1/198:20 am -
1 stop5h 43m
Deal found 11/10![Delta logo]()
$349
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.
Fri 1/156:00 am -
1 stop7h 15m
Fri 1/226:00 am -
1 stop6h 42m
Deal found 11/12![United Airlines logo]()
$356
This Delta deal was found by Cheapflights users on 11/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/188:00 am -
1 stop7h 16m
Sun 12/205:31 pm -
1 stop6h 28m
Deal found 11/9![Delta logo]()
$349
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.
Thu 12/32:58 pm -
1 stop5h 27m
Wed 12/97:00 am -
2 stops8h 52m
Deal found 11/12![United Airlines logo]()
$364
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.
Thu 12/34:59 pm -
1 stop4h 22m
Wed 12/97:35 am -
1 stop4h 24m
Deal found 11/12![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Mon 11/231:29 pm -
1 stop7h 06m
Fri 11/271:49 pm -
1 stop5h 21m
Deal found 11/8![United Airlines logo]()
$379
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 1/86:00 pm -
1 stop5h 06m
Tue 1/128:20 am -
1 stop5h 37m
Deal found 11/12![Delta logo]()
$359
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/114:45 pm -
1 stop5h 47m
Sun 12/135:00 am -
2 stops7h 27m
Deal found 11/11![United Airlines logo]()
$453
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/134:54 pm -
1 stop7h 05m
Tue 1/1910:50 am -
2 stops7h 40m
Deal found 11/10![United Airlines logo]()
$454
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/105:45 am -
2 stops7h 17m
Sun 12/135:00 am -
1 stop7h 43m
Deal found 11/11![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 11/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/205:45 am -
2 stops7h 27m
Thu 12/248:30 am -
2 stops10h 23m
Deal found 11/9![United Airlines logo]()
$459
Last-minute flights from Boston to LexingtonDiscover last-minute flight deals from Boston to Lexington. Data last updated November 13, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Lexington. Data last updated November 13, 2026 and is based on user searches.
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:36 pm -
1 stop5h 18m
Wed 11/2511:05 am -
1 stop8h 15m
Deal found 11/11![United Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Mon 11/231:29 pm -
1 stop7h 06m
Fri 11/271:49 pm -
1 stop5h 21m
Deal found 11/8![United Airlines logo]()
$379
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.
Thu 12/32:58 pm -
1 stop5h 27m
Wed 12/97:00 am -
2 stops8h 52m
Deal found 11/12![United Airlines logo]()
$364
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/45:45 pm -
1 stop6h 19m
Thu 12/106:00 am -
1 stop6h 33m
Deal found 11/13![Delta logo]()
$358
This KAYAK deal was found by Cheapflights users on 11/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/95:27 am -
1 stop4h 33m
Wed 12/166:00 am -
1 stop7h 42m
Deal found 11/9![Delta logo]()
$365
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.
Fri 12/115:56 pm -
1 stop5h 55m
Sun 12/1311:10 am -
1 stop7h 43m
Deal found 11/11![American Airlines logo]()
$348
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.
Fri 12/114:45 pm -
1 stop5h 47m
Sun 12/135:00 am -
2 stops7h 27m
Deal found 11/12![United Airlines logo]()
$354
This Delta deal was found by Cheapflights users on 11/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/188:00 am -
1 stop7h 16m
Sun 12/205:31 pm -
1 stop6h 28m
Deal found 11/9![Delta logo]()
$349
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 12/181:00 pm -
1 stop7h 40m
Tue 1/57:05 am -
1 stop6h 10m
Deal found 11/12![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 11/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/205:45 am -
2 stops7h 27m
Mon 1/41:55 pm -
2 stops8h 55m
Deal found 11/9![United Airlines logo]()
$420
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/295:29 pm -
1 stop6h 17m
Thu 1/711:55 am -
1 stop6h 50m
Deal found 11/10![American Airlines logo]()
$411
One-way flights from Boston to LexingtonSearch for one-way flight options from Boston to Lexington. Find affordable one-way fares based on user searches. Data last updated November 13, 2026.
Search for one-way flight options from Boston to Lexington. Find affordable one-way fares based on user searches. Data last updated November 13, 2026.
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/249:04 am -
2 stops26h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/12![Multiple Airlines logo]()
$267
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.
Tue 12/19:41 am -
1 stop5h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/11![American Airlines logo]()
$289
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/210:00 am -
2 stops10h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![United Airlines logo]()
$294
This KAYAK deal was found by Cheapflights users on 11/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/86:00 am -
3 stops11h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![United Airlines logo]()
$337
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/112:00 pm -
2 stops10h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![United Airlines logo]()
$344
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/229:35 am -
2 stops23h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![Allegiant Air logo]()
$350
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.
Fri 12/185:20 am -
1 stop6h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![Delta logo]()
$369
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/227:31 am -
1 stop5h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![United Airlines logo]()
$434
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 November 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $348 (American Airlines) |
One-way from | $267 (Kiwi.com) |
Popular in | July |
Cheapest in | December |
Average price | $377 |
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 7,457,451 searches. Data last updated November 13, 2026.
Use the filters below to find and compare flights from Boston to Lexington that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonLexington
BOS Boston Logan Intl - LEX Lexington Blue Grass
BOSLEX
Boston Logan Intl
Tue 12/1
9:41 am-3:39 pm
1 stop5h 58m
Lexington Blue Grass
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$289
BostonLexington
BOS Boston Logan Intl - LEX Lexington Blue Grass
BOSLEX
Boston Logan Intl
Wed 12/16
7:04 pm-12:04 am
1 stop5h 00m
Lexington Blue Grass
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$289
BostonLexington
BOS Boston Logan Intl - LEX Lexington Blue Grass
BOSLEX
Boston Logan Intl
Fri 12/4
1:35 pm-8:25 pm
1 stop6h 50m
Lexington Blue Grass
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$289
BostonLexington
BOS Boston Logan Intl - LEX Lexington Blue Grass
BOSLEX
Boston Logan Intl
Tue 12/8
5:56 pm-11:51 pm
1 stop5h 55m
Lexington Blue Grass
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$289
Quickest round-trip
BostonLexington
BOS Boston Logan Intl - LEX Lexington Blue Grass
BOSLEX
Boston Logan Intl
Fri 12/18
5:27 am-10:00 am
1 stop4h 33m
Lexington Blue Grass
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$289
BostonLexington
BOS Boston Logan Intl - LEX Lexington Blue Grass
BOSLEX
Boston Logan Intl
Wed 12/2
10:00 am-8:25 pm
2 stops10h 25m
Lexington Blue Grass
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$294
BostonLexington
BOS Boston Logan Intl - LEX Lexington Blue Grass
BOSLEX
Boston Logan Intl
Tue 12/8
6:00 am-5:15 pm
3 stops11h 15m
Lexington Blue Grass
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$337
BostonLexington
BOS Boston Logan Intl - LEX Lexington Blue Grass
BOSLEX
Boston Logan Intl
Tue 12/1
12:00 pm-10:32 pm
2 stops10h 32m
Lexington Blue Grass
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$344
BostonLexington
BOS Boston Logan Intl - LEX Lexington Blue Grass
BOSLEX
Boston Logan Intl
Wed 1/13
5:30 am-10:37 am
1 stop5h 07m
Lexington Blue Grass
Tue 1/19
8:20 am-2:03 pm
1 stop5h 43m
$349
BostonLexington
BOS Boston Logan Intl - LEX Lexington Blue Grass
BOSLEX
Boston Logan Intl
Fri 12/18
8:00 am-3:16 pm
1 stop7h 16m
Lexington Blue Grass
Sun 12/20
5:31 pm-11:59 pm
1 stop6h 28m
$349
Showing 1-10 of 19 resultsSorted by cheapest first
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.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Boston-Lexington flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Lexington flight deals on Cheapflights vs. FlightHub >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 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 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.
BOS-LEX
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, December is the cheapest month in which you can book a flight from Boston to Lexington (average of $338). Flying from Boston to Lexington in July is currently the most expensive (average of $544). 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 Boston to Lexington?
Airfare is typical for this route at the moment.
Boston to Lexington flights typically cost between $338 and $417 in December.The cheapest round-trip price found within the last 5 days was $348 on American Airlines (Dec 11-Dec 13).
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, 2026.
Read through reviews of airlines operating flights from Boston to Lexington, such as Delta,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Entertainment
7.8
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Entertainment
7.8
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Entertainment
7.8
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
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.
Traveling to a place near Lexington?
Book flights to Lexington if you plan to visit one of these locationsSomerset
Richmond
Danville
Frankfort
Georgetown
Berea
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Alternative routes for Boston to Lexington
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Complete your trip to Lexington by adding a car rental and/or hotel reservation to your travel itinerary.
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Other flights to Lexington
Explore flights to Lexington departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on November 13, 2026.
Boston and Lexington flights
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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 7,457,451 searches. Data last updated November 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$248 | Average$396 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$269 | Average$441 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$353 | Average$487 | FlexibilityNo cancel fee | On-time69% |