Title: Cheap Flights from Baltimore (BWI) to Harlingen (HRL) - Expedia.ca ![Default HTG hotel image](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Baltimore (BWI) to Harlingen (HRL) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Baltimore Washington International Airport (BWI) to Valley Intl. Airport (HRL) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:bwi,to:hrl,departure:16/10/2025TANYT&leg2=from:hrl,to:bwi,departure:23/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:bwi,to:hrl,departure:16/10/2025TANYT&leg2=from:hrl,to:bwi,departure:23/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Southwest Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:bwi,to:hrl,departure:16/10/2025TANYT&leg2=from:hrl,to:bwi,departure:23/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:bwi,to:hrl,departure:16/10/2025TANYT&leg2=from:hrl,to:bwi,departure:23/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Find the cheapest month to fly from Baltimore (BWI) to Harlingen (HRL) ### September is typically the cheapest month to fly From CA $253 - CA $672 per traveller. ## Frequently asked questions ### How much is a flight from BWI Airport to HRL? > If you're travelling between Baltimore Washington Intl. Thurgood Marshall Airport (BWI) and HRL, round-trip journeys start from . This price is based on fares advertised within the last 7 days on Expedia for flights departing within the next year, so don't delay. Book today and save yourself money and time. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from BWI to Valley Intl. Airport? > This varies from airline to airline, as each one has its own set of terms and conditions. Head to the [Customer Service Portal](https://www.expedia.ca/helpcenter), where there are easy instructions on how to cancel your flight online. ### How do I find cheap flights from BWI Airport to HRL that have flexible change policies? > Use our "No change fees" filter to find flexible ticketing options for your flight from BWI Marshall to Valley Intl. Airport (HRL). This allows you to snag a low rate ahead of time and still have the freedom to reschedule without any additional fees. Keep in mind that you'll need to cover the fare difference. ### How many hours is the flight from BWI to Valley Intl. Airport? > Lasting around 5 hours and 23 minutes, the flight between BWI Airport and Valley Intl. Airport (HRL) is a good opportunity to do some last-minute trip planning. How about using this time to work on your itinerary for Harlingen? ### How far is the flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Valley Intl. Airport (HRL)? > It's around 2,400 kilometres between Baltimore Washington Intl. Thurgood Marshall Airport (BWI) and Valley Intl. Airport (HRL), so you'll be in your seat for a while. Keep yourself occupied with things like playing cards (if you're travelling with friends) or a thrilling novel. ### Which airlines fly direct from BWI to HRL? > There are no direct flights, so you'll need to make at least one stop between BWI and HRL. Use the layover time to stretch your legs and freshen up. ### Are Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to HRL flight tickets cheaper when they're purchased at the last minute? > Last-minute bookings from BWI Airport to Valley Intl. Airport (HRL) can be hit-or-miss. You may be able to find a bargain, but you could also miss out completely! If you'd rather start planning your trip ahead of time, Expedia compares flight deals up to a year in advance. Just bear in mind that not all airlines advertise their prices so far in advance. Our suggestion? Check back often as updates are made frequently. ## Travel information | Origin airport | Baltimore Washington Intl. Thurgood Marshall | | --- | --- | | Destination airport | Valley Intl. | | Distance | 2411 km | ## Book with confidence ### Baltimore to Harlingen Flights **The easy way to book your flights from Baltimore to Harlingen**  With Expedia, it’s simple to find and book flights to Harlingen from Baltimore whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Valley Intl., too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Baltimore to Harlingen today, tomorrow, or this week.   **Save dollars with cheap flights from Baltimore Washington Intl. Thurgood Marshall, BWI to Valley Intl., HRL**  Sort your search results by price to find great deals on your flight from Baltimore to Harlingen—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Harlingen from Baltimore currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Harlingen   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Harlingen from Baltimore**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. 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