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253 € Cheap Flights from Harlingen to Baltimore Washington International

Compare Harlingen to Baltimore Washington International flight deals

Find the cheapest month or even day of the year to fly to Baltimore Washington International

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Flight deals from Harlingen to Baltimore Washington International

Looking for a cheap last-minute deal or the best return flight from Harlingen Airport to Baltimore Washington International Airport? If you want to travel next month, return fares start from 253 €. Find the lowest prices on one-way and return tickets right here.
Washington D.C..253 € per passenger.Departing Tue, 25 Aug, returning Mon, 31 Aug.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Harlingen on Tue, 25 Aug, arriving in Baltimore Washington International.Inbound indirect flight with Southwest Airlines, departs from Baltimore Washington International on Mon, 31 Aug, arriving in Harlingen.Price includes taxes and charges.From 253 €, select.
Washington D.C..254 € per passenger.Departing Wed, 26 Aug, returning Tue, 1 Sep.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Harlingen on Wed, 26 Aug, arriving in Baltimore Washington International.Inbound indirect flight with Southwest Airlines, departs from Baltimore Washington International on Tue, 1 Sep, arriving in Harlingen.Price includes taxes and charges.From 254 €, select.
Washington D.C..257 € per passenger.Departing Sat, 14 Nov, returning Mon, 16 Nov.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Harlingen on Sat, 14 Nov, arriving in Baltimore Washington International.Inbound indirect flight with Southwest Airlines, departs from Baltimore Washington International on Mon, 16 Nov, arriving in Harlingen.Price includes taxes and charges.From 257 €, select.
Washington D.C..284 € per passenger.Departing Wed, 23 Sep, returning Sun, 27 Sep.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Harlingen on Wed, 23 Sep, arriving in Baltimore Washington International.Inbound indirect flight with Southwest Airlines, departs from Baltimore Washington International on Sun, 27 Sep, arriving in Harlingen.Price includes taxes and charges.From 284 €, select.
Washington D.C..284 € per passenger.Departing Fri, 9 Oct, returning Thu, 15 Oct.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Harlingen on Fri, 9 Oct, arriving in Baltimore Washington International.Inbound indirect flight with Southwest Airlines, departs from Baltimore Washington International on Thu, 15 Oct, arriving in Harlingen.Price includes taxes and charges.From 284 €, select.
Washington D.C..463 € per passenger.Departing Wed, 23 Dec, returning Sat, 26 Dec.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Harlingen on Wed, 23 Dec, arriving in Baltimore Washington International.Inbound indirect flight with Southwest Airlines, departs from Baltimore Washington International on Sat, 26 Dec, arriving in Harlingen.Price includes taxes and charges.From 463 €, select.
Washington D.C..900 € per passenger.Departing Thu, 30 Jul, returning Sat, 1 Aug.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Harlingen on Thu, 30 Jul, arriving in Baltimore Washington International.Inbound indirect flight with Southwest Airlines, departs from Baltimore Washington International on Sat, 1 Aug, arriving in Harlingen.Price includes taxes and charges.From 900 €, select.

Find the cheapest month to fly from Harlingen to Baltimore Washington International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Harlingen to Baltimore Washington International flights are currently cheapest in August.
Jul
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Aug
from 253 €
Sep
from 284 €
Oct
from 284 €
Nov
from 257 €
Dec
from 463 €
Jan
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Feb
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Mar
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Apr
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May
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Jun
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Harlingen to Baltimore Washington International: Alternative routes

Compare routes from Harlingen to Washington D.C. below. You may find an airport to fly into that's cheaper, faster, or easier than Baltimore Washington International.

Washington Ronald Reagan

5km from central Washington D.C.
Closest
from 288 €
Search flights

Washington Dulles

37km from central Washington D.C.
from 288 €
Search flights

Baltimore Washington International

44km from central Washington D.C.
Cheapest
from 253 €
Search flights

Harlingen to Washington D.C.: Flight information

The things to know before you go.
Cheapest flight found253 €
Cheapest month to flyAugust

Finding cheap flights from Harlingen to Baltimore Washington International: Frequently asked questions

The best price we found for a return flight from Harlingen to Baltimore Washington International is 253 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Harlingen to Baltimore Washington International. But we found flights with one or more stops from 253 €.
As of July 2026, there are no flights flying from Harlingen to Baltimore Washington International.
The cheapest month to fly from Harlingen to Baltimore Washington International is usually August.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Harlingen Airport to Baltimore Washington International Airport on Tuesday, 25 August 2026.
No airlines currently offer direct flights between Harlingen Airport and Baltimore Washington International Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Baltimore Washington International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Washington D.C. is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, Southwest Airlines offers the cheapest flight tickets to Baltimore Washington International.

Flying from Harlingen Airport (HRL) to Baltimore Washington International Airport (BWI): what you need to know

  • The timezone in Washington DC is UTC-5, which is one hour ahead of Harlingen.

  • Leave plenty of time to catch your HRL to BWI flight. Generally, it's best to arrive at least two hours before international departures and an hour ahead for domestic flights.

  • Travelling during a peak time such as April? School holidays and other high seasons can lead to longer lines and delays at check-in and security. Be extra cautious and arrive up to four hours before international flights and two hours before domestic departures.

  • If you want to add a stop to your trip, simply uncheck 'Direct flights only' when searching for your ticket from Harlingen Airport to Baltimore Washington International Airport. Here are the top stopovers between HRL and BWI:

    • Houston George Bush Intercntl. Airport

    • Dallas Love Field Airport

    • Houston Hobby Airport

How to find the cheapest flights from Harlingen Airport (HRL) to Baltimore Washington International Airport (BWI)

  • 126 € is currently the lowest price for a one-way Harlingen Airport to Baltimore Washington International Airport flight. A return flight starts from 253 €. These prices can change based on demand and availability.

  • It's usually smart to book ahead of time if you're looking for cheap tickets from HRL to BWI. That's because airlines change prices based on demand, which tends to rise closer to the date of departure.

  • The 'Whole month' tool shows you the cheapest flights from Harlingen Airport to Baltimore Washington International Airport throughout the entire month. It's a good way to find a bargain if your travel plans aren't set in stone.

  • Landing cheap flights from HRL to BWI is a breeze with Price Alerts. All you need to do is set up one of these automatic alerts and we'll get in touch as soon as a new deal comes up.

  • Select your ideal arrival and departure times, airlines and number of stops with the filters. Alternatively, sort your results by 'Cheapest' to see the best deals on flights from Harlingen Airport to Baltimore Washington International Airport.

Handy information about Harlingen Airport (HRL)

  • You'll find HRL at 3002 Heritage Way.

  • Harlingen Airport gets high marks for on-time performance. 81% of flights that take off from HRL arrive at their destination on time.

  • To reach Harlingen Airport from central Harlingen, it'll take about 10 minutes if you're going by car. Of course, this depends on traffic. It's approximately 8 kilometres from the airport to the city centre.

  • You can expect a trip time of around 30 minutes on public transport.

  • Get your journey off to a stress-free start by staying near HRL. Whether you're taking an early flight from Harlingen Airport to Baltimore Washington International Airport or want to avoid feeling rushed, these stays are the answer:

Arriving at Baltimore Washington International Airport (BWI)

When to fly to Baltimore Washington International Airport (BWI)

  • The quietest month for a flight from Harlingen Airport to Baltimore Washington International Airport is March, while July is the busiest. Pick the ideal time to visit Washington DC based on whether you prefer a bustling atmosphere or a more laid-back vibe.

  • Book your flight from Harlingen Airport to Baltimore Washington International Airport for July if you'd like to go to Washington DC during its warmest month. You can expect temperatures of between 19ºC (66ºF) and 33ºC (91ºF).

  • If you'd rather travel in cooler conditions, search for a cheap ticket from HRL to BWI in January. Temperatures average between -6ºC (21ºF) and 10ºC (50ºF) then.

Explore more of the United States

  • You've visited Washington DC, now it's time to explore other parts of the United States. Journey about 322 kilometres north-east to New York to tick off its leading sights. From Central Park to Statue of Liberty and Metropolitan Museum of Art, you've got a jam-packed schedule ahead.

  • Around 193 kilometres north-east of Washington DC, Philadelphia is another essential stop in the United States. No visit is complete without checking out Independence Hall, Liberty Bell and Philadelphia Museum of Art.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.