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Cheap flights from Boston to Harlingen from $136

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 Harlingen departing on 5/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Boston to Harlingen

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:40 am - 1:31 pm
BOS
-
HRL
8h 51m
1 stop
Delta Logo
2:00 pm - 10:24 pm
HRL
-
BOS
7h 24m
1 stop
$277Delta
Sun, Nov 1 - Sat, Nov 7
Delta Logo
5:40 am - 1:31 pm
BOS
-
HRL
8h 51m
1 stop
Delta Logo
2:00 pm - 11:34 pm
HRL
-
BOS
8h 34m
2 stops
$333Delta
Sun, Nov 1 - Sat, Nov 7
Delta Logo
5:30 am - 1:31 pm
BOS
-
HRL
9h 01m
2 stops
Delta Logo
2:00 pm - 11:53 pm
HRL
-
BOS
8h 53m
1 stop
$347Delta
Tue, Nov 3 - Sun, Nov 8
American Airlines Logo
10:49 am - 7:34 pm
BOS
-
HRL
9h 45m
2 stops
American Airlines Logo
10:43 am - 10:39 pm
HRL
-
BOS
10h 56m
2 stops
$379American Airlines
Thu, Jun 4 - Sat, Jun 6
American Airlines Logo
8:00 am - 4:25 pm
BOS
-
HRL
9h 25m
1 stop
American Airlines Logo
6:00 am - 4:59 pm
HRL
-
BOS
9h 59m
2 stops
$383American Airlines
Sun, May 24 - Thu, May 28
American Airlines Logo
8:00 am - 4:25 pm
BOS
-
HRL
9h 25m
2 stops
American Airlines Logo
6:00 am - 4:59 pm
HRL
-
BOS
9h 59m
2 stops
$389American Airlines
Sun, May 24 - Thu, May 28
Southwest Logo
7:25 am - 4:05 pm
BOS
-
HRL
9h 40m
2 stops
Southwest Logo
7:45 am - 5:25 pm
HRL
-
BOS
8h 40m
2 stops
$390Southwest
Sun, Nov 1 - Sat, Nov 7
American Airlines Logo
6:40 am - 3:31 pm
BOS
-
HRL
9h 51m
2 stops
American Airlines Logo
5:40 am - 2:45 pm
HRL
-
BOS
8h 05m
2 stops
$399American Airlines
Tue, Nov 3 - Sun, Nov 8
United Airlines Logo
3:49 pm - 9:44 pm
BOS
-
HRL
6h 55m
1 stop
United Airlines Logo
2:00 pm - 11:38 pm
HRL
-
BOS
8h 38m
1 stop
$405United Airlines
Sat, Aug 29 - Tue, Sep 1
American Airlines Logo
8:01 am - 4:25 pm
BOS
-
HRL
9h 24m
1 stop
American Airlines Logo
10:43 am - 10:39 pm
HRL
-
BOS
10h 56m
2 stops
$411American Airlines
Thu, Jun 4 - Sat, Jun 6

American Airlines flights from Boston to Harlingen

Our best American Airlines deals on Boston to Harlingen flight tickets
American Airlines
Jun 9
BOS5:57 pmBoston Logan Intl
7h 17m
1 stop
HRL12:14 amHarlingen Valley Intl
Jun 16
HRL10:43 amHarlingen Valley Intl
9h 10m
1 stop
BOS8:53 pmBoston Logan Intl
$311
American Airlines
Jun 9
BOS4:06 pmBoston Logan Intl
9h 08m
1 stop
HRL12:14 amHarlingen Valley Intl
Jun 16
HRL10:43 amHarlingen Valley Intl
9h 41m
2 stops
BOS9:24 pmBoston Logan Intl
$321
American Airlines
Jun 9
BOS10:14 amBoston Logan Intl
10h 20m
2 stops
HRL7:34 pmHarlingen Valley Intl
Jun 16
HRL10:43 amHarlingen Valley Intl
9h 41m
2 stops
BOS9:24 pmBoston Logan Intl
$378

Southwest flights from Boston to Harlingen

Our best Southwest deals on Boston to Harlingen flight tickets
Southwest
Nov 1
BOS7:25 amBoston Logan Intl
9h 40m
2 stops
HRL4:05 pmHarlingen Valley Intl
Nov 7
HRL7:45 amHarlingen Valley Intl
8h 40m
2 stops
BOS5:25 pmBoston Logan Intl
$390
Southwest
Jun 8
BOS4:45 pmBoston Logan Intl
7h 55m
2 stops
HRL11:40 pmHarlingen Valley Intl
Jun 15
HRL1:00 pmHarlingen Valley Intl
9h 25m
2 stops
BOS11:25 pmBoston Logan Intl
$450
Southwest
Jun 8
BOS4:45 pmBoston Logan Intl
7h 55m
2 stops
HRL11:40 pmHarlingen Valley Intl
Jun 15
HRL7:10 amHarlingen Valley Intl
8h 30m
1 stop
BOS4:40 pmBoston Logan Intl
$458

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Harlingen 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 May 11, 2026.
Use the filters below to find and compare flights from Boston to Harlingen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Sun 11/1

5:40 am-1:31 pm

1 stop8h 51m

Harlingen Valley Intl

Sat 11/7

2:00 pm-10:24 pm

1 stop7h 24m

$277

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Sun 11/1

5:40 am-1:31 pm

1 stop8h 51m

Harlingen Valley Intl

Sat 11/7

2:00 pm-11:34 pm

2 stops8h 34m

$333

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Tue 11/3

5:30 am-1:31 pm

2 stops9h 01m

Harlingen Valley Intl

Sun 11/8

2:00 pm-11:53 pm

1 stop8h 53m

$347

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Thu 6/4

10:49 am-7:34 pm

2 stops9h 45m

Harlingen Valley Intl

Sat 6/6

10:43 am-10:39 pm

2 stops10h 56m

$379

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Sun 5/24

8:00 am-4:25 pm

1 stop9h 25m

Harlingen Valley Intl

Thu 5/28

6:00 am-4:59 pm

2 stops9h 59m

$383

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Sun 5/24

8:00 am-4:25 pm

2 stops9h 25m

Harlingen Valley Intl

Thu 5/28

6:00 am-4:59 pm

2 stops9h 59m

$389

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Sun 11/1

7:25 am-4:05 pm

2 stops9h 40m

Harlingen Valley Intl

Sat 11/7

7:45 am-5:25 pm

2 stops8h 40m

$390

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Tue 11/3

6:40 am-3:31 pm

2 stops9h 51m

Harlingen Valley Intl

Sun 11/8

5:40 am-2:45 pm

2 stops8h 05m

$399
Quickest round-trip

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Sat 8/29

3:49 pm-9:44 pm

1 stop6h 55m

Harlingen Valley Intl

Tue 9/1

2:00 pm-11:38 pm

1 stop8h 38m

$405

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Thu 6/4

8:01 am-4:25 pm

1 stop9h 24m

Harlingen Valley Intl

Sat 6/6

10:43 am-10:39 pm

2 stops10h 56m

$411

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 Harlingen from

How to get the cheapest flight ticket from Boston to Harlingen

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 Boston and Harlingen?

What is the cheapest month to fly to Harlingen?

If you aren’t able to travel during the month of November, then book flights to Harlingen from Boston during August instead. Flights to Harlingen in August, while not as cheap as those in November, still average around $0.

Can stopping save me money on Boston to Harlingen flights?

You could potentially save up to 26% on your flight if you consider stops on a Boston to Harlingen flight.

When to book flights from Boston to Harlingen

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

Cheap Boston to Harlingen (BOS to HRL) flight deals and tips

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

Fastest flight time

7h 00m

Direct flights

None
The fastest flight from Boston to Harlingen takes 7h 00m
There are no direct flights from Boston to Harlingen. There are no popular flight routes from Boston to Harlingen.
Search flight deals

Frequently asked questions about flying from Boston to Harlingen

  • How far is Boston Logan Intl to Harlingen Valley Intl by plane?

    Boston Logan Intl and Harlingen Valley Intl are 1872.4 mi apart from one another. In terms of flight time, this usually takes a little over 7h 00m.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Harlingen Valley Intl Airport?

    Prices for flights from Boston Logan Intl Airport to Harlingen Valley Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Harlingen Valley Intl Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport to Harlingen Valley 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 Boston Logan Intl Airport to Harlingen Valley Intl Airport.

  • What documentation or ID do you need to fly to Harlingen Valley Intl Airport?

    The required travel and health documents for your Harlingen Valley 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 Harlingen Valley 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 Boston to Harlingen?

Best airlines flying from Boston to Harlingen

Compare and see reviews for airlines that fly from Boston to Harlingen with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $293Free CancellationRating
7.1
11,667 reviews
Search American Airlines flights
United AirlinesPriceFrom $338Free CancellationRating
7.4
9,699 reviews
Search United Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Boston to Harlingen for you.

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

Yes. momondo allows you to filter the results for Boston to Harlingen flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Harlingen from Boston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Boston to Harlingen flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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