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Harlingen

$156+ Cheap flights from Boston to Harlingen (BOS - HRL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — HRL
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
1 adult, Economy
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Cheap flight deals from Boston to Harlingen

Cheapest flights from Boston to Harlingen
Explore the most affordable flight options available from Boston to Harlingen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.

This United Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/187:25 am
BOS
-
HRL
1 stop6h 59m
United Airlines
Mon 8/241:59 pm
HRL
-
BOS
1 stop8h 39m
United Airlines
Deal found 7/20$301
This Southwest deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/198:15 am
BOS
-
HRL
2 stops8h 35m
Southwest
Wed 8/267:25 am
HRL
-
BOS
2 stops8h 40m
Southwest
Deal found 7/22$311
This American Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:10 am
BOS
-
HRL
1 stop9h 07m
American Airlines
Wed 10/282:47 pm
HRL
-
BOS
1 stop8h 08m
American Airlines
Deal found 7/22$319
This Southwest deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/51:10 pm
BOS
-
HRL
1 stop6h 40m
Southwest
Thu 9/106:20 am
HRL
-
BOS
2 stops8h 50m
Southwest
Deal found 7/19$330
This Southwest deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/182:45 pm
BOS
-
HRL
2 stops8h 00m
Southwest
Mon 8/245:30 am
HRL
-
BOS
2 stops8h 25m
Southwest
Deal found 7/20$335
This American Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/138:15 am
BOS
-
HRL
1 stop9h 12m
American Airlines
Tue 8/185:54 am
HRL
-
BOS
1 stop8h 15m
American Airlines
Deal found 7/21$340
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:50 am
BOS
-
HRL
1 stop8h 33m
Delta
Fri 10/92:13 pm
HRL
-
BOS
2 stops8h 46m
Delta
Deal found 7/23$345
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/65:50 am
BOS
-
HRL
1 stop8h 33m
Delta
Wed 10/72:13 pm
HRL
-
BOS
1 stop9h 07m
Delta
Deal found 7/23$360
This Southwest deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/137:30 am
BOS
-
HRL
2 stops9h 35m
Southwest
Tue 8/186:35 am
HRL
-
BOS
1 stop8h 05m
Southwest
Deal found 7/21$363

Find flight deals from Boston to Harlingen

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Harlingen (HRL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$301
(United Airlines)

One-way from

$156
(Southwest)

Popular in

May

Cheapest in

March

Average price

$341
Provider with most accurate pricing for Boston Logan Intl-Harlingen Valley Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Harlingen Valley Intl flights.
Search Deals
From Boston Logan Intl to Harlingen Valley Intl
Search Deals
One-way flight from Boston Logan Intl to Harlingen Valley Intl
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($191 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated July 23, 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 9/3

7:25 am-3:59 pm

1 stop9h 34m

Harlingen Valley Intl

Tue 9/8

1:59 pm-11:38 pm

1 stop8h 39m

$301

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Tue 8/18

7:25 am-1:24 pm

1 stop6h 59m

Harlingen Valley Intl

Mon 8/24

1:59 pm-11:38 pm

1 stop8h 39m

$301
Quickest round-trip

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Sat 9/5

1:10 pm-6:50 pm

1 stop6h 40m

Harlingen Valley Intl

Thu 9/10

6:20 am-4:10 pm

2 stops8h 50m

$330

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Wed 10/7

5:50 am-1:23 pm

1 stop8h 33m

Harlingen Valley Intl

Fri 10/9

2:13 pm-12:20 am

1 stop9h 07m

$340

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Thu 8/13

8:15 am-4:27 pm

1 stop9h 12m

Harlingen Valley Intl

Tue 8/18

5:54 am-3:09 pm

1 stop8h 15m

$340

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Tue 10/6

5:50 am-1:23 pm

1 stop8h 33m

Harlingen Valley Intl

Wed 10/7

2:13 pm-11:59 pm

2 stops8h 46m

$365

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Thu 8/13

7:30 am-4:05 pm

2 stops9h 35m

Harlingen Valley Intl

Tue 8/18

1:45 pm-10:10 pm

2 stops7h 25m

$368

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Thu 9/3

7:30 am-4:05 pm

2 stops9h 35m

Harlingen Valley Intl

Tue 9/8

7:25 am-4:55 pm

2 stops8h 30m

$378

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Sat 8/29

7:25 am-3:59 pm

1 stop9h 34m

Harlingen Valley Intl

Tue 9/1

1:59 pm-11:38 pm

1 stop8h 39m

$421
Cheapest one-way

BostonHarlingen

BOS - HRL

BOSHRL

Boston Logan Intl

Wed 10/14

2:40 pm-8:55 pm

1 stop7h 15m

$187

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/19

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Compare providers for flights from Boston to Harlingen

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Harlingen in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-Harlingen flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Harlingen flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Harlingen flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Harlingen flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Harlingen flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boston to Harlingen

Have a flexible travel schedule? Discover the best time to fly to Harlingen from Boston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Harlingen

Get insights into the airlines that provide service to Harlingen. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Harlingen. Reviews last updated July 23, 2026.
See what other customers who have flown with United Airlines and American Airlines from Boston to Harlingen have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,024 reviews

Crew

8.1

Overall

7.4

Entertainment

7.1

Boarding

7.7

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
United Airlines
7.4
Good
10,024 reviews
United Airlines
7.4
Good
10,024 reviews

Crew

8.1

Overall

7.4

Entertainment

7.1

Boarding

7.7

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
American Airlines
7.1
Good
11,832 reviews
United Airlines
7.4
Good
10,024 reviews

Crew

8.1

Overall

7.4

Entertainment

7.1

Boarding

7.7

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability

Related info for your journey

Find useful and relevant information for your journey from Boston to Harlingen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Boston to Harlingen?

    There are many flights that can get you from Boston to Harlingen in 6h 59m. Fly via United Airlines, Southwest, or American Airlines to get the fastest option. The distance between Boston and Harlingen is about 1871 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Boston to Harlingen round-trip?

    American Airlines, at $303, was found to be the cheapest airline from Boston to Harlingen. An alternate airline flying to your destination would be United Airlines. These flights start at 36% lower than the current average price 3 months from now.

  • Can I find deals for flights from Boston to Harlingen that include hotel bookings?

    Yes. In addition to deals on Boston to Harlingen flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Harlingen?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Harlingen.

  • Can I find deals for business class flights from Boston to Harlingen?

    Yes. Cheapflights offers flight deals from Boston to Harlingen by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top 2 airlines flying from Boston to Harlingen

Discover the top 2 airlines that operate flights from Boston to Harlingen. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$303Average$417FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$338Average$829FlexibilityNo cancel feeOn-time69%

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