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$100+ 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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
LEX — BOS
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Lexington Blue Grass to Boston Logan Intl are usually found in January or August, booked 60 days in advance, depart on a Monday or Saturday and return on a Saturday

Cheap 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 12, 2025.

Round-trip from

$215
(Mytrip)

One-way from

$100
(Mytrip)

Popular in

June

Cheapest in

January

Average price

$566
From Lexington Blue Grass to Boston Logan Intl
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One-way flight from Lexington Blue Grass to Boston Logan Intl
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Highest demand for flights based on searches. 4% potential increase in price ($20 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find 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 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/112:14 pmLEX - BOS
1 stop10h 42mMultiple Airlines
Thu 7/106:10 amBOS - LEX
1 stop13h 56mMultiple Airlines
Deal found 6/11$215
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.
Sat 8/306:30 pmLEX - BOS
1 stop4h 51mDelta
Mon 9/15:15 amBOS - LEX
1 stop4h 29mDelta
Deal found 6/10$249
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/38:57 amLEX - BOS
2 stops23h 14mAllegiant Air
Sat 7/512:51 pmBOS - LEX
1 stop8h 59mAllegiant Air
Deal found 6/11$318
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Tue 7/12:05 pmLEX - BOS
2 stops9h 05mUnited Airlines
Fri 7/46:07 amBOS - LEX
1 stop7h 14mUnited Airlines
Deal found 6/11$329
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Sat 7/125:59 pmLEX - BOS
1 stop5h 02mAmerican Airlines
Thu 7/175:36 amBOS - LEX
1 stop4h 52mAmerican Airlines
Deal found 6/11$348

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 12, 2025.
Use the filters below to find and compare flights from Lexington to Boston that are best for you.

Fly from

Lexington

Fly to

Boston

Route

Depart

Return

Price

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Tue 7/1

12:14 pm-10:56 pm

1 stop10h 42m

Boston Logan Intl

Thu 7/10

6:10 am-8:06 pm

1 stop13h 56m

$215

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Sat 8/30

1:03 pm-8:41 pm

1 stop7h 38m

Boston Logan Intl

Wed 9/3

1:08 pm-5:29 pm

1 stop4h 21m

$249

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Thu 7/3

8:57 am-8:11 am

2 stops23h 14m

Boston Logan Intl

Sat 7/5

12:51 pm-9:50 pm

1 stop8h 59m

$318

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Tue 7/1

2:05 pm-11:10 pm

2 stops9h 05m

Boston Logan Intl

Fri 7/4

6:07 am-1:21 pm

1 stop7h 14m

$329

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Sat 7/12

5:59 pm-11:01 pm

1 stop5h 02m

Boston Logan Intl

Thu 7/17

5:36 am-10:28 am

1 stop4h 52m

$348

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Sun 8/10

10:00 am-9:03 am

1 stop23h 03m

$100

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Sun 11/2

11:47 am-10:36 am

1 stop22h 49m

$102

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Mon 7/7

5:59 pm-1:39 am

1 stop7h 40m

$125

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Tue 8/26

7:00 am-2:13 pm

2 stops7h 13m

$166

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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?

Use this chart to determine the optimal time to book a round-trip flight from Lexington to Boston. Price data was last updated on June 9, 2025.

To ensure you get the cheapest price possible for a flight from Lexington to Boston, you should look to book at least 60 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, January is the cheapest month in which you can book a flight from Lexington to Boston (average of $218). Flying from Lexington to Boston in June is currently the most expensive (average of $306). 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 LEX to BOS?

Find hourly flight availability from Lexington to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Lexington to Boston in the morning. If you’re flexible enough to do this you can expect to save up to 13% on your trip compared to booking a flight in the evening.

What is the cheapest day to fly from Lexington to Boston?

Use this chart to determine the cheapest time to fly round-trip from Lexington to Boston. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Lexington to Boston flight should consider departing on Thursday at noon when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Boston by month

Plan your trip to Boston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Boston ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Boston when rainfall is around 3.1 in.

Temperature in Boston by month

Plan your trip to Boston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 12, 2025.
To help decide which airline to fly from Lexington to Boston, see what other customers have to say about Delta, United Airlines and Allegiant Air. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Allegiant Air
7.3
Good
725 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    Currently priced at $249, Delta will fly you from Lexington to Boston and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Allegiant Air and United Airlines - these airlines can fly you to your destination from $318 and $329, respectively. Delta is 44% 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 Allegiant Air, with whom users have recently found tickets for as low as $102. However, be on the lookout for offers from Delta 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, January is the cheapest month in which you can book a flight from Lexington to Boston (average of $218). Flying from Lexington to Boston in June is currently the most expensive (average of $306). 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
Cambridge
Medford
Watertown
Warwick
Waltham
Framingham
Seabrook
Cranston
Randolph
Chestnut Hill
Lowell
Chelsea
Marlborough
Brockton
York Beach
Saco
Burlington
West Yarmouth
Smithfield
Swansea

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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 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$219Average$418FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$308Average$468FlexibilityNo cancel feeOn-time71%

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