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Cheap flights from Lexington to Boston from $119

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Lexington to Boston departing on 6/23. 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 Lexington to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:52 pm - 11:29 pm
LEX
-
BOS
5h 37m
1 stop
Delta Logo
5:40 am - 10:02 am
BOS
-
LEX
4h 22m
1 stop
$275Delta
Sat, May 30 - Tue, Jun 2
Multiple Airlines Logo
3:06 pm - 11:54 pm
LEX
-
BOS
8h 48m
1 stop
Multiple Airlines Logo
5:45 am - 12:27 pm
BOS
-
LEX
30h 42m
1 stop
$278Multiple Airlines
Thu, Jun 4 - Mon, Jun 8
United Airlines Logo
5:45 pm - 11:21 pm
LEX
-
BOS
5h 36m
1 stop
United Airlines Logo
5:45 am - 1:20 pm
BOS
-
LEX
7h 35m
2 stops
$280United Airlines
Sat, May 23 - Sat, May 30
Multiple Airlines Logo
11:27 am - 9:42 pm
LEX
-
BOS
10h 15m
1 stop
Multiple Airlines Logo
7:00 am - 8:47 am
BOS
-
LEX
25h 47m
1 stop
$281Multiple Airlines
Sat, May 23 - Sat, May 30
American Airlines Logo
7:11 am - 2:27 pm
LEX
-
BOS
7h 16m
1 stop
American Airlines Logo
5:05 am - 10:42 am
BOS
-
LEX
5h 37m
1 stop
$283American Airlines
Tue, May 19 - Tue, May 26
Multiple Airlines Logo
11:27 am - 9:42 pm
LEX
-
BOS
10h 15m
1 stop
Multiple Airlines Logo
12:01 pm - 2:15 pm
BOS
-
LEX
26h 14m
2 stops
$284Multiple Airlines
Sat, May 23 - Sat, May 30
United Airlines Logo
5:30 am - 2:26 pm
LEX
-
BOS
8h 56m
2 stops
United Airlines Logo
6:40 pm - 11:59 pm
BOS
-
LEX
5h 19m
1 stop
$288United Airlines
Tue, May 19 - Tue, May 26
American Airlines Logo
4:15 pm - 9:00 pm
LEX
-
BOS
4h 45m
1 stop
American Airlines Logo
5:27 am - 10:58 am
BOS
-
LEX
5h 31m
1 stop
$291American Airlines
Sat, May 16 - Tue, May 19
Multiple Airlines Logo
5:35 pm - 10:04 am
LEX
-
BOS
16h 29m
1 stop
Multiple Airlines Logo
6:00 am - 12:27 pm
BOS
-
LEX
30h 27m
2 stops
$300Multiple Airlines
Fri, Jun 12 - Mon, Jun 15
Delta Logo
8:20 pm - 1:28 am
LEX
-
BOS
5h 08m
1 stop
Delta Logo
5:30 am - 12:19 pm
BOS
-
LEX
6h 49m
1 stop
$302Delta
Fri, Jun 5 - Tue, Jun 9

American Airlines flights from Lexington to Boston

Our best American Airlines deals on Lexington to Boston flight tickets
American Airlines
May 19
LEX7:11 amLexington Blue Grass
7h 16m
1 stop
BOS2:27 pmBoston Logan Intl
May 26
BOS5:05 amBoston Logan Intl
5h 37m
1 stop
LEX10:42 amLexington Blue Grass
$283
American Airlines
May 16
LEX4:15 pmLexington Blue Grass
4h 45m
1 stop
BOS9:00 pmBoston Logan Intl
May 19
BOS9:05 amBoston Logan Intl
6h 29m
1 stop
LEX3:34 pmLexington Blue Grass
$291
American Airlines
May 23
LEX6:52 pmLexington Blue Grass
5h 23m
1 stop
BOS12:15 amBoston Logan Intl
May 30
BOS10:52 amBoston Logan Intl
5h 13m
1 stop
LEX4:05 pmLexington Blue Grass
$308

United Airlines flights from Lexington to Boston

Our best United Airlines deals on Lexington to Boston flight tickets
United Airlines
May 23
LEX5:45 pmLexington Blue Grass
5h 36m
1 stop
BOS11:21 pmBoston Logan Intl
May 30
BOS5:45 amBoston Logan Intl
7h 35m
2 stops
LEX1:20 pmLexington Blue Grass
$280
United Airlines
May 19
LEX5:30 amLexington Blue Grass
8h 56m
2 stops
BOS2:26 pmBoston Logan Intl
May 26
BOS6:40 pmBoston Logan Intl
5h 19m
1 stop
LEX11:59 pmLexington Blue Grass
$288
United Airlines
May 13
LEX7:50 pmLexington Blue Grass
5h 09m
1 stop
BOS12:59 amBoston Logan Intl
May 16
BOS7:30 amBoston Logan Intl
5h 48m
1 stop
LEX1:18 pmLexington Blue Grass
$334

momondo 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, momondo users made 832,500 searches. Data last updated April 25, 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
Quickest round-trip

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Sat 5/30

5:52 pm-11:29 pm

1 stop5h 37m

Boston Logan Intl

Tue 6/2

5:40 am-10:02 am

1 stop4h 22m

$275

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Thu 6/4

3:06 pm-11:54 pm

1 stop8h 48m

Boston Logan Intl

Mon 6/8

5:45 am-12:27 pm

1 stop30h 42m

$278

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Sat 5/23

5:45 pm-11:21 pm

1 stop5h 36m

Boston Logan Intl

Sat 5/30

5:45 am-1:20 pm

2 stops7h 35m

$280

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Sat 5/23

11:27 am-9:42 pm

1 stop10h 15m

Boston Logan Intl

Sat 5/30

7:00 am-8:47 am

1 stop25h 47m

$281

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Tue 5/19

7:11 am-2:27 pm

1 stop7h 16m

Boston Logan Intl

Tue 5/26

5:05 am-10:42 am

1 stop5h 37m

$283

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Sat 5/23

11:27 am-9:42 pm

1 stop10h 15m

Boston Logan Intl

Sat 5/30

12:01 pm-2:15 pm

2 stops26h 14m

$284

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Tue 5/19

5:30 am-2:26 pm

2 stops8h 56m

Boston Logan Intl

Tue 5/26

6:40 pm-11:59 pm

1 stop5h 19m

$288

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Sat 5/16

4:15 pm-9:00 pm

1 stop4h 45m

Boston Logan Intl

Tue 5/19

5:27 am-10:58 am

1 stop5h 31m

$291

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Fri 6/12

5:35 pm-10:04 am

1 stop16h 29m

Boston Logan Intl

Mon 6/15

6:00 am-12:27 pm

2 stops30h 27m

$300

LexingtonBoston

LEX - BOS

LEXBOS

Lexington Blue Grass

Fri 6/5

8:20 pm-1:28 am

1 stop5h 08m

Boston Logan Intl

Tue 6/9

5:30 am-12:19 pm

1 stop6h 49m

$302

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Boston from

How to get the cheapest flight ticket from Lexington to Boston

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 typical price of a round-trip flight between Lexington and Boston?

What is the cheapest month to fly to Boston?

In general, August is the cheapest month to fly from Lexington to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $303. If you aren’t able to travel during the month of August, then book flights to Boston from Lexington during February instead. Flights to Boston in February, while not as cheap as those in August, still average around $310.

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

You are more likely to see cheaper flights to Boston from Lexington when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $393 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from Lexington for as low as $276 on momondo.

How have Lexington to Boston flight prices changed over time?

As of April 2026, prices for Lexington to Boston flights are approximately 18% cheaper when compared to flights at the same time last year.

When to book flights from Lexington to Boston

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

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

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

Fastest flight time

4h 45m

Direct flights

None
The fastest flight from Lexington to Boston takes 4h 45m
There are no direct flights from Lexington to Boston. There are no popular flight routes from Lexington to Boston.
Search flight deals

Frequently asked questions about flying from Lexington to Boston

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

    The straight-line distance from Lexington Blue Grass to Boston Logan Intl is 768.1 mi. Flights usually cover this in 4h 45m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Lexington Blue Grass Airport to Boston Logan Intl Airport are updated daily.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lexington Blue Grass Airport to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The required travel and health documents for your Boston Logan Intl 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 Boston Logan Intl 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 Lexington to Boston?

Best airlines flying from Lexington to Boston

Compare and see reviews for airlines that fly from Lexington to Boston with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $139Free CancellationRating
7.9
8,458 reviews
Search Delta flights
American AirlinesPriceFrom $248Free CancellationRating
7.1
11,672 reviews
Search American Airlines flights

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Old Orchard Beach
Hampton
York Beach
Kennebunkport
Plymouth
Cambridge
South Yarmouth
Gloucester
Narragansett
Brockton
Falmouth
Warwick
Chatham
Sturbridge
Laconia
Nashua
Dennis Port

Why use momondo?

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

It is quick and easy to find Lexington to Boston 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 Boston that suits you.

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

momondo does allow users to show only those flights to Boston from Lexington which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Lexington to Boston flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Boston from Lexington are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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