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Cheap flights from Boston to Lexington from $134

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Lexington departing on 7/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Boston to Lexington

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
9:05 am - 5:02 pm
BOS
-
LEX
7h 57m
1 stop
Delta Logo
6:43 am - 12:20 pm
LEX
-
BOS
5h 37m
1 stop
$251Delta
wo, feb. 25 - di, mrt. 3
Delta Logo
5:29 am - 9:59 am
BOS
-
LEX
4h 30m
1 stop
Delta Logo
7:26 am - 12:24 pm
LEX
-
BOS
4h 58m
1 stop
$260Delta
za, feb. 28 - ma, mrt. 2
Delta Logo
5:35 am - 11:50 am
BOS
-
LEX
6h 15m
1 stop
Delta Logo
5:35 pm - 11:26 pm
LEX
-
BOS
5h 51m
1 stop
$265Delta
do, feb. 19 - di, feb. 24
Delta Logo
5:30 am - 10:16 am
BOS
-
LEX
4h 46m
1 stop
Delta Logo
5:50 pm - 11:32 pm
LEX
-
BOS
5h 42m
1 stop
$269Delta
wo, jul. 8 - za, jul. 11
American Airlines Logo
6:52 pm - 11:53 pm
BOS
-
LEX
5h 01m
1 stop
American Airlines Logo
5:00 am - 10:05 am
LEX
-
BOS
5h 05m
1 stop
$274American Airlines
vr, feb. 20 - vr, feb. 27
United Airlines Logo
6:28 pm - 11:49 pm
BOS
-
LEX
5h 21m
1 stop
United Airlines Logo
2:03 pm - 9:48 pm
LEX
-
BOS
7h 45m
1 stop
$279United Airlines
vr, feb. 20 - di, feb. 24
United Airlines Logo
6:28 pm - 11:49 pm
BOS
-
LEX
5h 21m
1 stop
United Airlines Logo
2:03 pm - 9:51 pm
LEX
-
BOS
7h 48m
2 stops
$284United Airlines
vr, feb. 20 - di, feb. 24
Multiple Airlines Logo
5:40 am - 9:01 am
BOS
-
LEX
27h 21m
1 stop
Multiple Airlines Logo
11:51 am - 11:59 pm
LEX
-
BOS
12h 08m
1 stop
$296Multiple Airlines
za, mei. 9 - do, mei. 14
Multiple Airlines Logo
6:10 pm - 8:49 am
BOS
-
LEX
14h 39m
1 stop
Multiple Airlines Logo
11:59 am - 3:27 pm
LEX
-
BOS
27h 28m
2 stops
$303Multiple Airlines
wo, feb. 18 - zo, feb. 22
American Airlines Logo
5:47 am - 12:49 pm
BOS
-
LEX
7h 02m
1 stop
American Airlines Logo
1:14 pm - 7:26 pm
LEX
-
BOS
6h 12m
1 stop
$304American Airlines
do, mrt. 12 - zo, mrt. 15

Delta flights from Boston to Lexington

Our best Delta deals on Boston to Lexington flight tickets
Delta
Feb 25
BOS9:05 amBoston Logan Intl
7h 57m
1 stop
LEX5:02 pmLexington Blue Grass
Mar 3
LEX6:43 amLexington Blue Grass
5h 37m
1 stop
BOS12:20 pmBoston Logan Intl
$251
Delta
Feb 28
BOS5:29 amBoston Logan Intl
4h 30m
1 stop
LEX9:59 amLexington Blue Grass
Mar 2
LEX7:26 amLexington Blue Grass
4h 58m
1 stop
BOS12:24 pmBoston Logan Intl
$260
Delta
Feb 19
BOS5:35 amBoston Logan Intl
6h 15m
1 stop
LEX11:50 amLexington Blue Grass
Feb 24
LEX5:35 pmLexington Blue Grass
5h 51m
1 stop
BOS11:26 pmBoston Logan Intl
$265

American Airlines flights from Boston to Lexington

Our best American Airlines deals on Boston to Lexington flight tickets
American Airlines
Feb 20
BOS6:52 pmBoston Logan Intl
5h 01m
1 stop
LEX11:53 pmLexington Blue Grass
Feb 27
LEX5:00 amLexington Blue Grass
5h 05m
1 stop
BOS10:05 amBoston Logan Intl
$274
American Airlines
Mar 12
BOS5:47 amBoston Logan Intl
7h 02m
1 stop
LEX12:49 pmLexington Blue Grass
Mar 15
LEX1:14 pmLexington Blue Grass
6h 12m
1 stop
BOS7:26 pmBoston Logan Intl
$304
American Airlines
Feb 27
BOS5:31 pmBoston Logan Intl
5h 41m
1 stop
LEX11:12 pmLexington Blue Grass
Mar 2
LEX5:07 pmLexington Blue Grass
5h 54m
1 stop
BOS11:01 pmBoston Logan Intl
$319

momondo 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, momondo users made 832,500 searches. Data last updated februari 5, 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

Price

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

wo 2/25

9:05 am-5:02 pm

1 stop7h 57m

Lexington Blue Grass

di 3/3

6:43 am-12:20 pm

1 stop5h 37m

$251

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

za 2/28

5:29 am-9:59 am

1 stop4h 30m

Lexington Blue Grass

ma 3/2

7:26 am-12:24 pm

1 stop4h 58m

$260

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

do 2/19

5:35 am-11:50 am

1 stop6h 15m

Lexington Blue Grass

di 2/24

5:35 pm-11:26 pm

1 stop5h 51m

$265

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

wo 7/8

5:30 am-10:16 am

1 stop4h 46m

Lexington Blue Grass

za 7/11

5:50 pm-11:32 pm

1 stop5h 42m

$269

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

vr 2/20

6:52 pm-11:53 pm

1 stop5h 01m

Lexington Blue Grass

vr 2/27

5:00 am-10:05 am

1 stop5h 05m

$274

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

vr 2/20

6:28 pm-11:49 pm

1 stop5h 21m

Lexington Blue Grass

di 2/24

2:03 pm-9:48 pm

1 stop7h 45m

$279

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

vr 2/20

6:28 pm-11:49 pm

1 stop5h 21m

Lexington Blue Grass

di 2/24

2:03 pm-9:51 pm

2 stops7h 48m

$284

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

za 5/9

5:40 am-9:01 am

1 stop27h 21m

Lexington Blue Grass

do 5/14

11:51 am-11:59 pm

1 stop12h 08m

$296

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

wo 2/18

6:10 pm-8:49 am

1 stop14h 39m

Lexington Blue Grass

zo 2/22

11:59 am-3:27 pm

2 stops27h 28m

$303

BostonLexington

BOS - LEX

BOSLEX

Boston Logan Intl

do 3/12

5:47 am-12:49 pm

1 stop7h 02m

Lexington Blue Grass

zo 3/15

1:14 pm-7:26 pm

1 stop6h 12m

$304

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Lexington from

How to get the cheapest flight ticket from Boston to Lexington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Lexington?

In general, September is the cheapest month to fly from Boston to Lexington. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $291. If you are unable to visit Lexington during the month of September, then departing from Boston during the month July is also very affordable. Most momondo users find prices during this month for around $354.

How have Boston to Lexington flight prices changed over time?

As of February 2026, prices for Boston to Lexington flights are approximately 98% more expensive when compared to flights at the same time last year.

When to book flights from Boston to Lexington

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Lexington according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to Lexington (BOS to LEX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Lexington

Fastest flight time

4h 17m

Direct flights

None
The fastest flight from Boston to Lexington takes 4h 17m
There are no direct flights from Boston to Lexington. There are no popular flight routes from Boston to Lexington.
Search flight deals

  • How far is Boston Logan Intl to Lexington Blue Grass by plane?

    The straight-line distance from Boston Logan Intl to Lexington Blue Grass is 768.1 mi. Typically, this will take 4h 17m by plane in normal conditions.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Lexington Blue Grass Airport?

    Prices for flights from Boston Logan Intl Airport to Lexington Blue Grass Airport were last updated today.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Lexington Blue Grass Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport to Lexington Blue Grass Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Lexington Blue Grass Airport.

  • What documentation or ID do you need to fly to Lexington Blue Grass Airport?

    The required travel and health documents for your Lexington Blue Grass Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lexington Blue Grass Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Boston to Lexington?

Best airlines flying from Boston to Lexington

Compare and see reviews for airlines that fly from Boston to Lexington with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $248Free CancellationRating
7.4
9,240 reviews
Search United Airlines flights
DeltaPriceFrom $248Free CancellationRating
7.9
8,151 reviews
Search Delta flights
American AirlinesPriceFrom $248Free CancellationRating
7.2
11,237 reviews
Search American Airlines flights

Traveling to a place near Lexington?

Book flights to Lexington if you plan to visit one of these locations
Richmond
Somerset
Georgetown
Danville
Frankfort
Winchester
Berea
Versailles
Carlisle

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Lexington?

It is quick and easy to find Boston to Lexington flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Lexington that suits you.

Can I find flights from Boston to Lexington with flexible booking policies on momondo?

Flights from Boston to Lexington with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Boston to Lexington?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Boston to Lexington.

I’m not ready to book a flight from Boston to Lexington right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Boston to Lexington flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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