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Cheap flights from Boston to Harlingen from $129

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 11/4. 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

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Southwest Logo
3:15 pm - 9:30 pmBOS-HRL
7h 15m1 stop
Southwest Logo
7:10 am - 5:05 pmHRL-BOS
8h 55m1 stop
$291Southwest
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Sat, Feb 21 - Sat, Feb 28
United Airlines Logo
7:30 am - 3:59 pmBOS-HRL
9h 29m2 stops
United Airlines Logo
5:00 am - 2:08 pmHRL-BOS
8h 08m2 stops
$297United Airlines
Find Deal
Fri, Nov 14 - Tue, Nov 18
American Airlines Logo
10:05 am - 6:10 pmBOS-HRL
9h 05m2 stops
American Airlines Logo
10:21 am - 8:30 pmHRL-BOS
9h 09m1 stop
$322American Airlines
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Fri, Nov 14 - Tue, Nov 18
Southwest Logo
3:15 pm - 9:30 pmBOS-HRL
7h 15m1 stop
Southwest Logo
7:10 am - 5:10 pmHRL-BOS
9h 00m2 stops
$324Southwest
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Sat, Feb 21 - Sat, Feb 28
United Airlines Logo
11:51 am - 7:58 pmBOS-HRL
9h 07m2 stops
United Airlines Logo
9:20 am - 10:46 pmHRL-BOS
12h 26m2 stops
$355United Airlines
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Sat, Feb 21 - Sat, Feb 28
American Airlines Logo
5:30 am - 11:40 amBOS-HRL
7h 10m1 stop
American Airlines Logo
12:11 pm - 8:30 pmHRL-BOS
7h 19m1 stop
$377American Airlines
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Fri, Nov 14 - Tue, Nov 18
Delta Logo
8:00 am - 2:43 pmBOS-HRL
7h 43m1 stop
Delta Logo
3:39 pm - 11:47 pmHRL-BOS
7h 08m1 stop
$378Delta
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Thu, Nov 13 - Fri, Nov 21
Delta Logo
5:29 am - 2:43 pmBOS-HRL
10h 14m2 stops
Delta Logo
3:39 pm - 11:47 pmHRL-BOS
7h 08m1 stop
$383Delta
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Thu, Nov 13 - Fri, Nov 21
Multiple Airlines Logo
11:51 am - 10:53 amBOS-HRL
24h 02m1 stop
Multiple Airlines Logo
11:21 am - 10:08 amHRL-BOS
45h 47m2 stops
$533Multiple Airlines
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Wed, Dec 17 - Sun, Jan 18
Multiple Airlines Logo
6:45 am - 10:02 amBOS-HRL
28h 17m1 stop
Multiple Airlines Logo
11:21 am - 10:08 amHRL-BOS
45h 47m2 stops
$566Multiple Airlines
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Fri, Dec 19 - Sun, Jan 18

United Airlines flights from Boston to Harlingen, Texas

Our best United Airlines deals on Boston to Harlingen, Texas flight tickets
United Airlines
Nov 14
BOS7:30 amBoston Logan Intl
9h 29m
2 stops
HRL3:59 pmHarlingen Valley Intl
Nov 18
HRL5:00 amHarlingen Valley Intl
8h 08m
2 stops
BOS2:08 pmBoston Logan Intl
$297
Find similar
United Airlines
Feb 21
BOS11:51 amBoston Logan Intl
9h 07m
2 stops
HRL7:58 pmHarlingen Valley Intl
Feb 28
HRL9:20 amHarlingen Valley Intl
12h 26m
2 stops
BOS10:46 pmBoston Logan Intl
$355
Find similar
United Airlines
Nov 12
BOS12:25 pmBoston Logan Intl
10h 29m
2 stops
HRL9:54 pmHarlingen Valley Intl
Nov 16
HRL5:00 amHarlingen Valley Intl
6h 26m
1 stop
BOS12:26 pmBoston Logan Intl
$376
Find similar

American Airlines flights from Boston to Harlingen, Texas

Our best American Airlines deals on Boston to Harlingen, Texas flight tickets
American Airlines
Nov 14
BOS10:05 amBoston Logan Intl
9h 05m
2 stops
HRL6:10 pmHarlingen Valley Intl
Nov 18
HRL10:21 amHarlingen Valley Intl
9h 09m
1 stop
BOS8:30 pmBoston Logan Intl
$322
Find similar
American Airlines
Nov 14
BOS5:30 amBoston Logan Intl
7h 10m
1 stop
HRL11:40 amHarlingen Valley Intl
Nov 18
HRL12:11 pmHarlingen Valley Intl
7h 19m
1 stop
BOS8:30 pmBoston Logan Intl
$377
Find similar
American Airlines
Nov 13
BOS7:30 amBoston Logan Intl
9h 01m
1 stop
HRL3:31 pmHarlingen Valley Intl
Nov 19
HRL12:11 pmHarlingen Valley Intl
10h 39m
2 stops
BOS11:50 pmBoston Logan Intl
$413
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Harlingen, Texas 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 October 30, 2025.
Use the filters below to find and compare flights from Boston to Harlingen, Texas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Sat 2/21

3:15 pm-9:30 pm

1 stop7h 15m

Harlingen Valley Intl

Sat 2/28

7:10 am-5:05 pm

1 stop8h 55m

$291

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Fri 11/14

7:30 am-3:59 pm

2 stops9h 29m

Harlingen Valley Intl

Tue 11/18

5:00 am-2:08 pm

2 stops8h 08m

$297

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Fri 11/14

10:05 am-6:10 pm

2 stops9h 05m

Harlingen Valley Intl

Tue 11/18

10:21 am-8:30 pm

1 stop9h 09m

$322

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Sat 2/21

3:15 pm-9:30 pm

1 stop7h 15m

Harlingen Valley Intl

Sat 2/28

7:10 am-5:10 pm

2 stops9h 00m

$324

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Sat 2/21

11:51 am-7:58 pm

2 stops9h 07m

Harlingen Valley Intl

Sat 2/28

9:20 am-10:46 pm

2 stops12h 26m

$355

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Fri 11/14

5:30 am-11:40 am

1 stop7h 10m

Harlingen Valley Intl

Tue 11/18

12:11 pm-8:30 pm

1 stop7h 19m

$377

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Thu 11/13

8:00 am-2:43 pm

1 stop7h 43m

Harlingen Valley Intl

Fri 11/21

3:39 pm-11:47 pm

1 stop7h 08m

$378

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Thu 11/13

5:29 am-2:43 pm

2 stops10h 14m

Harlingen Valley Intl

Fri 11/21

3:39 pm-11:47 pm

1 stop7h 08m

$383

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Wed 12/17

11:51 am-10:53 am

1 stop24h 02m

Harlingen Valley Intl

Sun 1/18

11:21 am-10:08 am

2 stops45h 47m

$533

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Fri 12/19

6:45 am-10:02 am

1 stop28h 17m

Harlingen Valley Intl

Sun 1/18

11:21 am-10:08 am

2 stops45h 47m

$566

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Boston to Harlingen, Texas

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 day to depart on your flight to Harlingen, Texas?

The cheapest day to depart on your flight to Harlingen, Texas is on a Wednesday when prices can be found for as low as $331. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Boston to Harlingen, Texas for around $651.

What is the cheapest time of day to depart on your flight to Harlingen, Texas?

Our most recent data shows that the best time of day to fly to Harlingen, Texas is in the morning. Flights from Boston to Harlingen, Texas during this time can be as low as $438. Flights at noon are often more expensive with an average ticket price of $543.

Can stopping save me money on Boston to Harlingen, Texas flights?

You could potentially save up to 35% on your flight if you consider stops on a Boston to Harlingen, Texas flight.

When to book flights from Boston to Harlingen, Texas

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

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

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

Direct flights

None
There are no direct flights from Boston to Harlingen, Texas. There are no popular flight routes from Boston to Harlingen, Texas.
Search flight deals

  • 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 6h 44m.

  • 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, Texas?

Best airlines flying from Boston to Harlingen, Texas

Compare and see reviews for airlines that fly from Boston to Harlingen, Texas with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $216Free CancellationRating
7.2
11,035 reviews
Search American Airlines flights
United AirlinesPriceFrom $256Free CancellationRating
7.4
8,998 reviews
Search United Airlines flights
DeltaPriceFrom $276Free CancellationRating
7.9
7,998 reviews
Search Delta 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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