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Find cheap one-way flights from Boston to Lexington starting at US$173.

Discover our range of affordable one-way and round-trip flights from Boston to Lexington and kick-start your next adventure today!

  • One way
  • Round-trip
      • BOS12:00
        11h 5m
        1 stop
        LEX23:05
        Wed, Feb 5|Boston - Lexington|American Airlines
        US$173US$275
        37% OFF
        37% OFF
        US$275US$173

        Choose American Airlines flights from Boston to Lexington.The one-way connecting flight with American Airlines departs from General Edward Lawrence Logan International Airport on Wed, Feb 5, arriving at Blue Grass Airport.One-way Prices start from US$173 including taxes and charges.

      • BOS19:47
        17h 13m
        1 stop
        LEX13:00
        Fri, Jan 31|Boston - Lexington|American Airlines
        US$176US$275
        36% OFF
        36% OFF
        US$275US$176

        Choose American Airlines flights from Boston to Lexington.The one-way connecting flight with American Airlines departs from General Edward Lawrence Logan International Airport on Fri, Jan 31, arriving at Blue Grass Airport.One-way Prices start from US$176 including taxes and charges.

      • BOS08:45
        14h 20m
        1 stop
        LEX23:05
        Thu, Jan 30|Boston - Lexington|American Airlines
        US$190US$275
        31% OFF
        31% OFF
        US$275US$190

        Choose American Airlines flights from Boston to Lexington.The one-way connecting flight with American Airlines departs from General Edward Lawrence Logan International Airport on Thu, Jan 30, arriving at Blue Grass Airport.One-way Prices start from US$190 including taxes and charges.

      • BOS11:59
        10h 30m
        1 stop
        LEX22:29
        Wed, Jan 29|Boston - Lexington|American Airlines
        US$199
        US$199

        Choose American Airlines flights from Boston to Lexington.The one-way connecting flight with American Airlines departs from General Edward Lawrence Logan International Airport on Wed, Jan 29, arriving at Blue Grass Airport.One-way Prices start from US$199 including taxes and charges.

      • BOS07:00
        16h 4m
        1 stop
        LEX23:04
        Mon, Jan 6|Boston - Lexington|Southwest Airlines
        US$227
        US$227

        Choose Southwest Airlines flights from Boston to Lexington.The one-way connecting flight with Southwest Airlines departs from General Edward Lawrence Logan International Airport on Mon, Jan 6, arriving at Blue Grass Airport.One-way Prices start from US$227 including taxes and charges.

      • BOS14:52
        7h 37m
        1 stop
        LEX22:29
        Thu, Jan 16|Boston - Lexington|American Airlines
        US$230
        US$230

        Choose American Airlines flights from Boston to Lexington.The one-way connecting flight with American Airlines departs from General Edward Lawrence Logan International Airport on Thu, Jan 16, arriving at Blue Grass Airport.One-way Prices start from US$230 including taxes and charges.

      • BOS14:50
        21h 42m
        1 stop
        LEX12:32
        Sat, Jan 18|Boston - Lexington|American Airlines
        US$235
        US$235

        Choose American Airlines flights from Boston to Lexington.The one-way connecting flight with American Airlines departs from General Edward Lawrence Logan International Airport on Sat, Jan 18, arriving at Blue Grass Airport.One-way Prices start from US$235 including taxes and charges.

      • BOS16:43
        20h 35m
        1 stop
        LEX13:18
        Fri, Jan 31|Boston - Lexington|United Airlines
        US$235
        US$235

        Choose United Airlines flights from Boston to Lexington.The one-way connecting flight with United Airlines departs from General Edward Lawrence Logan International Airport on Fri, Jan 31, arriving at Blue Grass Airport.One-way Prices start from US$235 including taxes and charges.

      • BOS08:10
        14h 19m
        1 stop
        LEX22:29
        Wed, Jan 29|Boston - Lexington|Southwest Airlines
        US$238
        US$238

        Choose Southwest Airlines flights from Boston to Lexington.The one-way connecting flight with Southwest Airlines departs from General Edward Lawrence Logan International Airport on Wed, Jan 29, arriving at Blue Grass Airport.One-way Prices start from US$238 including taxes and charges.

      • BOS09:30
        7h 38m
        1 stop
        LEX17:08
        Wed, Feb 5|Boston - Lexington|United Airlines
        US$245
        US$245

        Choose United Airlines flights from Boston to Lexington.The one-way connecting flight with United Airlines departs from General Edward Lawrence Logan International Airport on Wed, Feb 5, arriving at Blue Grass Airport.One-way Prices start from US$245 including taxes and charges.

      • BOS01:00 pm
        3h 5m
        Nonstop
        LEX02:00 pm
        Mon, Jan 13|Boston - Lexington|American Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to book flights from Boston to Lexington?

Explore the best time to buy affordable tickets to Lexington with our price trend chart, which predicts how flight prices will change in the coming weeks from previous data.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Cheapest airlines flights from Boston to Lexington

We have a range of prices from different airlines providing flights from Boston to Lexington. Check below for the journey which best suits your travel needs.

American Airlines
From US$173
Jetblue Airways
From US$185
United Airlines
From US$219
Southwest Airlines
From US$227
Delta Air Lines
From US$250
Frontier Airlines
From US$472

Find more flights and airlines

Find cheap flights from Boston to Lexington by different airports

Did you know that you can save money and time on an alternative route from Boston to Lexington? Check out some of the different available routes below.

  • Cheapest
    American Airlines
    BOS
    12:00
    11h 5m
    1 transfer
    LEX
    23:05
    General Edward Lawrence Logan International Airport - Blue Grass Airport
    Wed, Feb 5American Airlines
    US$173
  • American Airlines
    BOS
    12:00
    11h 5m
    1 transfer
    LEX
    23:05
    General Edward Lawrence Logan International Airport - Blue Grass Airport
    Wed, Feb 5American Airlines
    US$173
    Find More Flights

Frequently Asked Questions

  • When are flight tickets from Boston (BOS) to Lexington (LEX) the cheapest?

    Airlines adjust prices for flights from Boston to Lexington based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Boston (BOS) to Lexington (LEX) cost?

    According to Trip.com's data, the lowest price is around $476.

How to find a cheap flight from Boston to Lexington

If you leave it until the last minute and forget to check some of the key information when booking tickets, prices can often end up skyrocketing. Below, you can find our top tips for getting the best value flights – from changing dates to chasing deals, there are plenty ways to keep your next trip affordable.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Boston to Lexington Flight Information

Cheapest nonstop flight price$172
Off-season for travelDecember
Peak season for travelOctober
Flight distance1,249.68 km
Popular airlineAmerican Airlines

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