Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Boston to Harlingen from $151

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 7/29. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Harlingen

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
12:40 pm - 10:00 pm
BOS
-
HRL
10h 20m
2 stops
Southwest Logo
6:35 am - 3:40 pm
HRL
-
BOS
8h 05m
1 stop
$308Southwest
Thu, Aug 13 - Wed, Aug 19
Southwest Logo
3:00 pm - 10:00 pm
BOS
-
HRL
8h 00m
2 stops
Southwest Logo
7:25 am - 4:55 pm
HRL
-
BOS
8h 30m
2 stops
$313Southwest
Thu, Aug 13 - Wed, Aug 19
Southwest Logo
7:25 am - 4:05 pm
BOS
-
HRL
9h 40m
2 stops
Southwest Logo
1:00 pm - 11:20 pm
HRL
-
BOS
9h 20m
2 stops
$325Southwest
Thu, Nov 5 - Mon, Nov 9
Southwest Logo
8:40 am - 4:05 pm
BOS
-
HRL
8h 25m
1 stop
Southwest Logo
6:35 am - 3:40 pm
HRL
-
BOS
8h 05m
1 stop
$334Southwest
Thu, Aug 13 - Wed, Aug 19
Southwest Logo
5:25 am - 1:30 pm
BOS
-
HRL
9h 05m
2 stops
Southwest Logo
12:35 pm - 10:10 pm
HRL
-
BOS
8h 35m
2 stops
$342Southwest
Tue, Jul 28 - Tue, Aug 4
Delta Logo
5:40 am - 1:31 pm
BOS
-
HRL
8h 51m
1 stop
Delta Logo
2:00 pm - 11:53 pm
HRL
-
BOS
8h 53m
1 stop
$347Delta
Thu, Nov 5 - Mon, Nov 9
Southwest Logo
10:20 am - 5:15 pm
BOS
-
HRL
7h 55m
1 stop
Southwest Logo
1:00 pm - 11:20 pm
HRL
-
BOS
9h 20m
2 stops
$380Southwest
Thu, Nov 5 - Mon, Nov 9
Southwest Logo
5:25 am - 1:30 pm
BOS
-
HRL
9h 05m
2 stops
Southwest Logo
6:35 am - 3:40 pm
HRL
-
BOS
8h 05m
1 stop
$400Southwest
Tue, Jul 28 - Tue, Aug 4
United Airlines Logo
3:31 pm - 10:51 pm
BOS
-
HRL
8h 20m
1 stop
United Airlines Logo
7:18 am - 4:57 pm
HRL
-
BOS
8h 39m
1 stop
$410United Airlines
Tue, Nov 17 - Wed, Nov 18
United Airlines Logo
12:02 pm - 7:43 pm
BOS
-
HRL
8h 41m
2 stops
United Airlines Logo
7:18 am - 4:57 pm
HRL
-
BOS
8h 39m
1 stop
$415United Airlines
Tue, Nov 17 - Wed, Nov 18

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

American Airlines flights from Boston to Harlingen

Our best American Airlines deals on Boston to Harlingen flight tickets
American Airlines
Nov 3
BOS7:30 amBoston Logan Intl
9h 01m
1 stop
HRL3:31 pmHarlingen Valley Intl
Nov 10
HRL10:15 amHarlingen Valley Intl
8h 15m
1 stop
BOS7:30 pmBoston Logan Intl
$281
American Airlines
Jul 2
BOS12:38 pmBoston Logan Intl
7h 56m
1 stop
HRL7:34 pmHarlingen Valley Intl
Jul 3
HRL10:45 amHarlingen Valley Intl
10h 48m
2 stops
BOS10:33 pmBoston Logan Intl
$567
American Airlines
Jun 23
BOS10:20 amBoston Logan Intl
10h 14m
2 stops
HRL7:34 pmHarlingen Valley Intl
Jun 27
HRL6:00 amHarlingen Valley Intl
9h 55m
2 stops
BOS4:55 pmBoston Logan Intl
$595

Southwest flights from Boston to Harlingen

Our best Southwest deals on Boston to Harlingen flight tickets
Southwest
Nov 3
BOS2:30 pmBoston Logan Intl
7h 05m
1 stop
HRL8:35 pmHarlingen Valley Intl
Nov 10
HRL11:35 amHarlingen Valley Intl
9h 20m
2 stops
BOS9:55 pmBoston Logan Intl
$286
Southwest
Nov 3
BOS5:10 amBoston Logan Intl
8h 05m
2 stops
HRL12:15 pmHarlingen Valley Intl
Nov 10
HRL11:35 amHarlingen Valley Intl
9h 20m
2 stops
BOS9:55 pmBoston Logan Intl
$291
Southwest
Aug 13
BOS12:40 pmBoston Logan Intl
10h 20m
2 stops
HRL10:00 pmHarlingen Valley Intl
Aug 19
HRL6:35 amHarlingen Valley Intl
8h 05m
1 stop
BOS3:40 pmBoston Logan Intl
$308

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 June 21, 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

Thu 8/13

12:40 pm-10:00 pm

2 stops10h 20m

Harlingen Valley Intl

Wed 8/19

6:35 am-3:40 pm

1 stop8h 05m

$308
Quickest round-trip

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Thu 8/13

3:00 pm-10:00 pm

2 stops8h 00m

Harlingen Valley Intl

Wed 8/19

7:25 am-4:55 pm

2 stops8h 30m

$313

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Thu 11/5

7:25 am-4:05 pm

2 stops9h 40m

Harlingen Valley Intl

Mon 11/9

1:00 pm-11:20 pm

2 stops9h 20m

$325

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Thu 8/13

8:40 am-4:05 pm

1 stop8h 25m

Harlingen Valley Intl

Wed 8/19

6:35 am-3:40 pm

1 stop8h 05m

$334

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Tue 7/28

5:25 am-1:30 pm

2 stops9h 05m

Harlingen Valley Intl

Tue 8/4

12:35 pm-10:10 pm

2 stops8h 35m

$342

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Thu 11/5

5:40 am-1:31 pm

1 stop8h 51m

Harlingen Valley Intl

Mon 11/9

2:00 pm-11:53 pm

1 stop8h 53m

$347

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Thu 11/5

10:20 am-5:15 pm

1 stop7h 55m

Harlingen Valley Intl

Mon 11/9

1:00 pm-11:20 pm

2 stops9h 20m

$380

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Tue 7/28

5:25 am-1:30 pm

2 stops9h 05m

Harlingen Valley Intl

Tue 8/4

6:35 am-3:40 pm

1 stop8h 05m

$400

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Tue 11/17

3:31 pm-10:51 pm

1 stop8h 20m

Harlingen Valley Intl

Wed 11/18

7:18 am-4:57 pm

1 stop8h 39m

$410

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Tue 11/17

12:02 pm-7:43 pm

2 stops8h 41m

Harlingen Valley Intl

Wed 11/18

7:18 am-4:57 pm

1 stop8h 39m

$415

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

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 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 March instead. Flights to Harlingen in March, while not as cheap as those in November, still average around $334.

Can stopping save me money on Boston to Harlingen flights?

You could potentially save up to 16% 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 55m

Direct flights

None
The fastest flight from Boston to Harlingen takes 7h 55m
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 55m.

  • 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
11,722 reviews
Search American Airlines flights
United AirlinesPriceFrom $338Free CancellationRating
7.4
9,868 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.

An easier way to manage your Harlingen trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 7/21
Tue 7/28
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States