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Cheap flights from Harlingen to Boston from $311

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Harlingen to Boston departing on 9/21. 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 Harlingen to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
3:35 pm - 11:34 pm
HRL
-
BOS
6h 59m
1 stop
American Airlines Logo
9:29 am - 4:58 pm
BOS
-
HRL
8h 29m
1 stop
$311American Airlines
Mon, Sep 21 - Sat, Oct 3
American Airlines Logo
3:35 pm - 11:34 pm
HRL
-
BOS
6h 59m
1 stop
American Airlines Logo
8:30 am - 4:58 pm
BOS
-
HRL
9h 28m
1 stop
$311American Airlines
Mon, Sep 21 - Sat, Oct 3
Southwest Logo
8:45 am - 4:00 pm
HRL
-
BOS
6h 15m
1 stop
Southwest Logo
8:40 am - 4:05 pm
BOS
-
HRL
8h 25m
1 stop
$311Southwest
Sun, Sep 6 - Fri, Sep 11
Delta Logo
2:13 pm - 12:20 am
HRL
-
BOS
9h 07m
1 stop
Delta Logo
5:50 am - 1:23 pm
BOS
-
HRL
8h 33m
1 stop
$311Delta
Thu, Oct 29 - Sun, Nov 1
American Airlines Logo
3:35 pm - 11:34 pm
HRL
-
BOS
6h 59m
1 stop
American Airlines Logo
8:30 am - 3:05 pm
BOS
-
HRL
7h 35m
1 stop
$311American Airlines
Sat, Sep 19 - Wed, Sep 23
Southwest Logo
8:45 am - 4:00 pm
HRL
-
BOS
6h 15m
1 stop
Southwest Logo
1:10 pm - 10:40 pm
BOS
-
HRL
10h 30m
2 stops
$316Southwest
Sun, Sep 6 - Fri, Sep 11
Delta Logo
2:13 pm - 12:20 am
HRL
-
BOS
9h 07m
1 stop
Delta Logo
5:50 am - 1:23 pm
BOS
-
HRL
8h 33m
1 stop
$321Delta
Thu, Oct 29 - Tue, Nov 3
Southwest Logo
1:00 pm - 10:55 pm
HRL
-
BOS
8h 55m
2 stops
Southwest Logo
1:10 pm - 10:40 pm
BOS
-
HRL
10h 30m
2 stops
$321Southwest
Sun, Sep 6 - Fri, Sep 11
United Airlines Logo
5:05 am - 12:25 pm
HRL
-
BOS
6h 20m
1 stop
United Airlines Logo
7:15 am - 4:01 pm
BOS
-
HRL
9h 46m
1 stop
$324United Airlines
Mon, Oct 26 - Thu, Oct 29
United Airlines Logo
5:05 am - 12:25 pm
HRL
-
BOS
6h 20m
1 stop
United Airlines Logo
9:30 am - 7:47 pm
BOS
-
HRL
11h 17m
2 stops
$329United Airlines
Mon, Oct 26 - Thu, Oct 29

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Delta flights from Harlingen to Boston

Our best Delta deals on Harlingen to Boston flight tickets
Delta
Oct 29
HRL2:13 pmHarlingen Valley Intl
9h 07m
1 stop
BOS12:20 amBoston Logan Intl
Nov 3
BOS5:50 amBoston Logan Intl
8h 33m
1 stop
HRL1:23 pmHarlingen Valley Intl
$321
Delta
Oct 29
HRL2:13 pmHarlingen Valley Intl
9h 07m
1 stop
BOS12:20 amBoston Logan Intl
Oct 30
BOS5:50 amBoston Logan Intl
8h 33m
1 stop
HRL1:23 pmHarlingen Valley Intl
$331
Delta
Oct 22
HRL2:13 pmHarlingen Valley Intl
9h 07m
1 stop
BOS12:20 amBoston Logan Intl
Oct 25
BOS5:50 amBoston Logan Intl
8h 33m
1 stop
HRL1:23 pmHarlingen Valley Intl
$365

Southwest flights from Harlingen to Boston

Our best Southwest deals on Harlingen to Boston flight tickets
Southwest
Sep 6
HRL8:45 amHarlingen Valley Intl
6h 15m
1 stop
BOS4:00 pmBoston Logan Intl
Sep 11
BOS1:10 pmBoston Logan Intl
10h 30m
2 stops
HRL10:40 pmHarlingen Valley Intl
$316
Southwest
Oct 29
HRL5:30 amHarlingen Valley Intl
7h 30m
2 stops
BOS2:00 pmBoston Logan Intl
Nov 1
BOS5:10 amBoston Logan Intl
8h 10m
2 stops
HRL12:20 pmHarlingen Valley Intl
$345
Southwest
Sep 19
HRL7:00 amHarlingen Valley Intl
6h 30m
1 stop
BOS2:30 pmBoston Logan Intl
Sep 23
BOS8:15 amBoston Logan Intl
8h 35m
2 stops
HRL3:50 pmHarlingen Valley Intl
$350

momondo 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, momondo users made 832,500 searches. Data last updated August 1, 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

Price

Cheapest round-trip

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Mon 9/21

3:35 pm-11:34 pm

1 stop6h 59m

Boston Logan Intl

Sat 10/3

9:29 am-4:58 pm

1 stop8h 29m

$311

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Mon 9/21

3:35 pm-11:34 pm

1 stop6h 59m

Boston Logan Intl

Sat 10/3

8:30 am-4:58 pm

1 stop9h 28m

$311

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Sun 9/6

8:45 am-4:00 pm

1 stop6h 15m

Boston Logan Intl

Fri 9/11

8:40 am-4:05 pm

1 stop8h 25m

$311

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Thu 10/29

2:13 pm-12:20 am

1 stop9h 07m

Boston Logan Intl

Sun 11/1

5:50 am-1:23 pm

1 stop8h 33m

$311
Quickest round-trip

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Sat 9/19

3:35 pm-11:34 pm

1 stop6h 59m

Boston Logan Intl

Wed 9/23

8:30 am-3:05 pm

1 stop7h 35m

$311

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Sun 9/6

8:45 am-4:00 pm

1 stop6h 15m

Boston Logan Intl

Fri 9/11

1:10 pm-10:40 pm

2 stops10h 30m

$316

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Thu 10/29

2:13 pm-12:20 am

1 stop9h 07m

Boston Logan Intl

Tue 11/3

5:50 am-1:23 pm

1 stop8h 33m

$321

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Sun 9/6

1:00 pm-10:55 pm

2 stops8h 55m

Boston Logan Intl

Fri 9/11

1:10 pm-10:40 pm

2 stops10h 30m

$321

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Mon 10/26

5:05 am-12:25 pm

1 stop6h 20m

Boston Logan Intl

Thu 10/29

7:15 am-4:01 pm

1 stop9h 46m

$324

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Mon 10/26

5:05 am-12:25 pm

1 stop6h 20m

Boston Logan Intl

Thu 10/29

9:30 am-7:47 pm

2 stops11h 17m

$329

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Boston from

How to get the cheapest flight ticket from Harlingen to Boston

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 Boston?

In general, January is the cheapest month to fly from Harlingen to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $287. If you aren’t able to travel during the month of January, then book flights to Boston from Harlingen during May instead. Flights to Boston in May, while not as cheap as those in January, still average around $344.

Can stopping save me money on Harlingen to Boston flights?

You could potentially save up to 22% on your flight if you consider stops on a Harlingen to Boston flight.

How have Harlingen to Boston flight prices changed over time?

When to book flights from Harlingen to Boston

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

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

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

Fastest flight time

6h 15m

Direct flights

None
The fastest flight from Harlingen to Boston takes 6h 15m
There are no direct flights from Harlingen to Boston. There are no popular flight routes from Harlingen to Boston.
Search flight deals

Frequently asked questions about flying from Harlingen to Boston

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

    Boston Logan Intl is 1872.4 mi away from Harlingen Valley Intl. By plane, this route typically takes 6h 15m.

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

    Prices for flights from Harlingen Valley Intl Airport to Boston Logan Intl Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Harlingen Valley Intl Airport to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The travel and health documents you'll need for your trip to Boston Logan Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Boston Logan Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Harlingen to Boston?

Best airlines flying from Harlingen to Boston

Compare and see reviews for airlines that fly from Harlingen to Boston with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $168Free CancellationRating
7.4
10,062 reviews
Search United Airlines flights
American AirlinesPriceFrom $251Free CancellationRating
7.1
11,845 reviews
Search American Airlines flights
SouthwestPriceFrom $290Free CancellationRating
8.0
4,229 reviews
Search Southwest flights

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Old Orchard Beach
Hampton
Laconia
Cambridge
South Yarmouth
Plymouth
York Beach
Revere
Kennebunkport
Gloucester
Warwick
Middletown
South Portland
Brockton
Everett
Falmouth
Seekonk

Why use momondo?

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

It is quick and easy to find Harlingen to Boston flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Boston that suits you.

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

Yes. All flights to Boston from Harlingen on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

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

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

If you are not ready to book a flight from Harlingen to Boston now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Boston and let you know when they change.

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