$373 Cheap Flights from Houston (HOU) to Rockland (RKD)

View $373 flight on Wed, Sep 17, 2025Opens in a new window

Popular airlines from Houston William Hobby Airport (HOU) to Rockland, ME (RKD-Knox County Regional)

Cheap Flights from Houston to Rockland (HOU-RKD)

Prices were available within the past 7 days and start at $373 for one-way flights and $729 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Sep 17 - Sat, Sep 20
HOU
Houston
RKD
Rockland
$729 Roundtrip, found 3 days ago
$729
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Sep 17 from Houston to Rockland, returning Sat, Sep 20, priced at $729 found 3 days ago
Delta
Wed, Sep 17 - Sat, Sep 20
HOU
Houston
RKD
Rockland
$780 Roundtrip, found 3 days ago
$780
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Sep 17 from Houston to Rockland, returning Sat, Sep 20, priced at $780 found 3 days ago
Delta
Wed, Sep 17 - Sat, Sep 20
HOU
Houston
RKD
Rockland
$795 Roundtrip, found 3 days ago
$795
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Sep 17 from Houston to Rockland, returning Sat, Sep 20, priced at $795 found 3 days ago
Delta
Wed, Sep 17 - Sat, Sep 20
HOU
Houston
RKD
Rockland
$846 Roundtrip, found 3 days ago
$846
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Sep 17 from Houston to Rockland, returning Sat, Sep 20, priced at $846 found 3 days ago
American Airlines
Wed, Sep 17 - Sat, Sep 20
HOU
Houston
RKD
Rockland
$849 Roundtrip, found 3 days ago
$849
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Sep 17 from Houston to Rockland, returning Sat, Sep 20, priced at $849 found 3 days ago
Delta
Wed, Sep 17 - Sat, Sep 20
HOU
Houston
RKD
Rockland
$875 Roundtrip, found 3 days ago
$875
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Sep 17 from Houston to Rockland, returning Sat, Sep 20, priced at $875 found 3 days ago
Flights from Houston (HOU) to Rockland (RKD)
Origin airport
William P. Hobby
Destination airport
Knox County Regional
Roundtrip price
$729
Distance
1744 mi

Houston to Rockland Flights

The cheapest times to fly from Houston to Rockland

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to Rockland are during the month of September. You can find some of the cheapest flights from Houston to Rockland with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to Rockland

Sunday is one of the best days to book for cheap flights from Houston to Rockland: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Houston to Rockland

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to Rockland in 2025. You can also book with separate airlines for your outbound and return journeys, from $373 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to Rockland flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Houston to Rockland airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from William P. Hobby Airport (HOU) to Knox County Regional Airport (RKD) cost?
Lock in a cheap one-way flight from $373 or cheap return flight from $729 from William P. Hobby Airport (HOU) to Knox County Regional Airport (RKD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from William P. Hobby Airport (HOU) to Knox County Regional Airport (RKD)?
Traveling in September is a great way to save, as it's the cheapest month for flights between HOU and RKD. You'll typically find the lowest fares during the off-season.
What is the cheapest airline that flies from William P. Hobby Airport (HOU) to Knox County Regional Airport (RKD)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll fly you from HOU to RKD. Then, sort your results by "Price (lowest to highest)" to pick up a good deal.
How many flights per day from William P. Hobby Airport (HOU) to Knox County Regional Airport (RKD)?
You'll need to book a flight with a layover if you're traveling from William P. Hobby Airport (HOU) to Knox County Regional Airport (RKD). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from HOU to RKD?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change based on a number of factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from William P. Hobby Airport (HOU) to Knox County Regional Airport (RKD)?
Book a flight from William P. Hobby Airport (HOU) to Knox County Regional Airport (RKD) that leaves before 3 PM to reduce the risk of cancellations. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from William P. Hobby Airport (HOU) to Knox County Regional Airport (RKD) last-minute?
Waiting until right before your break to book your flight from HOU to RKD generally means paying more. While you might find some last-minute discounts, there's no guarantee. Be flexible with your itinerary to boost your chances of scoring a bargain.
Is it cheaper to book a HOU to RKD flight and hotel package?
You'll generally save money by securing a HOU to RKD flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. After choosing your preferred flights and accommodations, consider adding extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from William P. Hobby Airport (HOU) to Knox County Regional Airport (RKD)?
In most instances, you're able to reschedule or cancel your HOU to RKD flight. However, there may be additional fees, especially if you booked more than 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you'd like more information, head to our Customer Service portal.

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*Available to One Key members.