$166+ Cheap flights from Harlingen to Boston (HRL - BOS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — BOS
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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Find cheap flights from Harlingen to Boston with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Harlingen to Boston
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Cheapest flights from Harlingen to BostonExplore the most affordable flight options available from Harlingen to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
Explore the most affordable flight options available from Harlingen to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Mon 9/211:59 pm -
1 stop8h 39m
Fri 9/253:45 pm -
1 stop7h 07m
Deal found 9/6![United Airlines logo]()
$351
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Tue 9/223:35 pm -
1 stop6h 59m
Sat 9/268:30 am -
1 stop9h 28m
Deal found 9/7![American Airlines logo]()
$365
This Southwest deal was found by Cheapflights users on 9/7. 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 9/221:45 pm -
2 stops7h 30m
Sat 9/267:05 am -
2 stops9h 45m
Deal found 9/7![Southwest logo]()
$370
This United Airlines deal was found by Cheapflights users on 9/9. 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 11/107:10 am -
1 stop8h 39m
Wed 11/113:28 pm -
1 stop8h 20m
Deal found 9/9![United Airlines logo]()
$415
This Southwest deal was found by Cheapflights users on 9/9. 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.
Fri 11/271:00 pm -
2 stops9h 40m
Tue 12/12:35 pm -
1 stop7h 05m
Deal found 9/9![Southwest logo]()
$423
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Thu 10/295:05 am -
2 stops11h 19m
Tue 11/33:28 pm -
1 stop8h 20m
Deal found 9/9![United Airlines logo]()
$428
Best flights from Harlingen to BostonDiscover carefully curated flight deals from Harlingen to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Harlingen to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Mon 9/211:59 pm -
1 stop8h 39m
Fri 9/253:45 pm -
1 stop7h 07m
Deal found 9/6![United Airlines logo]()
$351
This United Airlines deal was found by Cheapflights users on 9/9. 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 11/107:10 am -
1 stop8h 39m
Wed 11/113:28 pm -
1 stop8h 20m
Deal found 9/9![United Airlines logo]()
$415
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Thu 10/295:05 am -
2 stops11h 19m
Tue 11/37:31 am -
2 stops9h 30m
Deal found 9/9![United Airlines logo]()
$433
This United Airlines deal was found by Cheapflights users on 9/7. 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.
Fri 11/61:59 pm -
1 stop8h 26m
Tue 11/103:28 pm -
1 stop8h 20m
Deal found 9/7![United Airlines logo]()
$441
Last-minute flights from Harlingen to BostonDiscover last-minute flight deals from Harlingen to Boston. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Harlingen to Boston. Data last updated September 10, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Mon 9/211:59 pm -
1 stop8h 39m
Fri 9/253:45 pm -
1 stop7h 07m
Deal found 9/6![United Airlines logo]()
$351
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Tue 9/223:35 pm -
1 stop6h 59m
Sat 9/268:30 am -
1 stop9h 28m
Deal found 9/7![American Airlines logo]()
$365
This Southwest deal was found by Cheapflights users on 9/7. 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 9/221:45 pm -
2 stops7h 30m
Sat 9/267:05 am -
2 stops9h 45m
Deal found 9/7![Southwest logo]()
$370
This Southwest deal was found by Cheapflights users on 9/7. 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 10/141:00 pm -
2 stops7h 20m
Sun 10/185:10 am -
2 stops7h 50m
Deal found 9/7![Southwest logo]()
$483
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Thu 10/295:05 am -
2 stops11h 19m
Tue 11/33:28 pm -
1 stop8h 20m
Deal found 9/9![United Airlines logo]()
$428
This American Airlines deal was found by Cheapflights users on 9/8. 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 10/2910:40 am -
1 stop7h 57m
Tue 11/32:29 pm -
1 stop10h 02m
Deal found 9/8![American Airlines logo]()
$475
One-way flights from Harlingen to BostonSearch for one-way flight options from Harlingen to Boston. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from Harlingen to Boston. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This American Airlines deal was found by Cheapflights users on 9/8. 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.
Sat 10/33:35 pm -
1 stop6h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![American Airlines logo]()
$166
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Mon 9/211:59 pm -
1 stop8h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![United Airlines logo]()
$176
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Sat 11/141:59 pm -
1 stop8h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$208
This deal was found by Cheapflights users on 9/7. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/85:05 am -
1 stop6h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![United Airlines logo]()
$226
This Southwest deal was found by Cheapflights users on 9/6. 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 9/151:45 pm -
2 stops7h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Southwest logo]()
$227
This United Airlines deal was found by Cheapflights users on 9/6. 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 9/155:05 am -
1 stop6h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![United Airlines logo]()
$232
This American Airlines deal was found by Cheapflights users on 9/8. 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.
Sun 10/44:53 pm -
1 stop6h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![American Airlines logo]()
$259
Find flight deals from Harlingen to Boston
Discover tips and strategies to find the most affordable flight options for your journey from Harlingen (HRL) to Boston (BOS). 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 September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $351 (United Airlines) |
One-way from | $166 (American Airlines) |
Popular in | March |
Cheapest in | January |
Average price | $498 |
Cheapflights Fare Finder
Customize your flight search to find flights from Harlingen 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, Cheapflights users made 7,457,451 searches. Data last updated September 10, 2026.
Use the filters below to find and compare flights from Harlingen to Boston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HarlingenBoston
HRL Harlingen Valley Intl - BOS Boston Logan Intl
HRLBOS
Harlingen Valley Intl
Mon 9/21
1:59 pm-11:38 pm
1 stop8h 39m
Boston Logan Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$176
HarlingenBoston
HRL Harlingen Valley Intl - BOS Boston Logan Intl
HRLBOS
Harlingen Valley Intl
Sat 11/14
7:10 am-4:49 pm
1 stop8h 39m
Boston Logan Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$216
HarlingenBoston
HRL Harlingen Valley Intl - BOS Boston Logan Intl
HRLBOS
Harlingen Valley Intl
Sat 10/3
5:05 am-2:35 pm
2 stops8h 30m
Boston Logan Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$221
Quickest round-trip
HarlingenBoston
HRL Harlingen Valley Intl - BOS Boston Logan Intl
HRLBOS
Harlingen Valley Intl
Fri 1/8
5:05 am-12:20 pm
1 stop6h 15m
Boston Logan Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$226
HarlingenBoston
HRL Harlingen Valley Intl - BOS Boston Logan Intl
HRLBOS
Harlingen Valley Intl
Tue 9/15
1:45 pm-10:15 pm
2 stops7h 30m
Boston Logan Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$227
HarlingenBoston
HRL Harlingen Valley Intl - BOS Boston Logan Intl
HRLBOS
Harlingen Valley Intl
Mon 10/5
11:55 am-9:20 pm
2 stops8h 25m
Boston Logan Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$227
HarlingenBoston
HRL Harlingen Valley Intl - BOS Boston Logan Intl
HRLBOS
Harlingen Valley Intl
Mon 9/21
6:20 am-3:45 pm
2 stops8h 25m
Boston Logan Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$285
HarlingenBoston
HRL Harlingen Valley Intl - BOS Boston Logan Intl
HRLBOS
Harlingen Valley Intl
Fri 9/18
3:35 pm-11:34 pm
1 stop6h 59m
Boston Logan Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$291
HarlingenBoston
HRL Harlingen Valley Intl - BOS Boston Logan Intl
HRLBOS
Harlingen Valley Intl
Sun 10/4
1:45 pm-11:05 pm
2 stops8h 20m
Boston Logan Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$335
HarlingenBoston
HRL Harlingen Valley Intl - BOS Boston Logan Intl
HRLBOS
Harlingen Valley Intl
Mon 9/21
1:59 pm-11:38 pm
1 stop8h 39m
Boston Logan Intl
Fri 9/25
3:45 pm-9:52 pm
1 stop7h 07m
$351
Showing 1-10 of 13 resultsSorted by cheapest first
Compare providers for flights from Harlingen to Boston
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 Harlingen to Boston in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Harlingen-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Harlingen-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Harlingen-Boston flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Harlingen-Boston 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 Harlingen-Boston 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 Harlingen to Boston
Have a flexible travel schedule? Discover the best time to fly to Boston from Harlingen with our price prediction graph.
HRL-BOS
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.
Cheapflights Insights
Everything you need to know about your flight from Harlingen to Boston
What is the cheapest month to book a flight from Harlingen to Boston?
Currently, January is the cheapest month in which you can book a flight from Harlingen to Boston (average of $287). Flying from Harlingen to Boston in March is currently the most expensive (average of $699). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Harlingen to Boston?
Airfare is typical for this route at the moment.
Harlingen to Boston flights typically cost between $337 and $498 in September.The cheapest round-trip price found within the last 5 days was $351 on United Airlines (Sep 21-Sep 25).
Reviews of airlines servicing Boston
Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated September 10, 2026.
Read reviews from past customers who have flown Southwest,United Airlines, andAmerican Airlines from Harlingen to Boston. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Overall
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Overall
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Overall
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Overall
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
Find useful and relevant information for your journey from Harlingen to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Boston?
Book flights to Boston if you plan to visit one of these locationsWaltham
Randolph
Concord
Cambridge
Brockton
Seekonk
Dedham
Cranston
Warwick
Pawtucket
Peabody
Auburn
Revere
York Beach
Londonderry
Fitchburg
North Falmouth
Swansea
Chelsea
Braintree
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Explore flights to Boston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.
Complete your trip
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Harlingen and Boston flights
Browse other Harlingen and Boston flight options. Last updated on September 10, 2026.
Other flights from Harlingen
Browse through other flights departing from Harlingen. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Harlingen to Boston
Discover the top 3 airlines that operate flights from Harlingen to Boston. 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 7,457,451 searches. Data last updated September 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$168 | Average$498 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$251 | Average$557 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$290 | Average$386 | FlexibilityNo cancel fee | On-time63% |