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Amazing Delta DCA to IAH Flight Deals

The cheapest flights to George Bush Intercontinental found within the past 7 days were $153 round trip and $113 one way. Prices and availability subject to change. Additional terms may apply.



FAQs about Delta Air Lines Flights from DCA to IAH

What terminal is Delta Air Lines at Washington, DC (DCA-Ronald Reagan Washington National)?

Once you've been given the boarding pass for your flight from Washington, DC (DCA-Ronald Reagan Washington National) to Houston, TX (IAH-George Bush Intercontinental), you should be able to see exactly which terminals Delta Air Lines flies in and out of. If not, consult your carrier or do some research online for those details.

Are there Delta Air Lines non-stop flights from DCA to IAH?

If you want to fly with Delta Air Lines from Washington, DC (DCA-Ronald Reagan Washington National) to Houston, TX (IAH-George Bush Intercontinental), you'll need to make at least one stopover. While you're waiting for your connecting flight, use the time to pick up a snack or explore the airport shops.

How long is a Delta Air Lines flight from DCA to IAH?

Bring that book you've been longing to read. A flight from Washington, DC (DCA-Ronald Reagan Washington National) to Houston, TX (IAH-George Bush Intercontinental) with Delta Air Lines takes on average 4 hours and 16 minutes. You'll have plenty of time to completely lose yourself in the storyline.

How many direct and indirect flights does Delta Air Lines fly from DCA to IAH?

You'll have lots of choice if you'd prefer to fly with Delta Air Lines between DCA and IAH. It operates no fewer than 6 flights per day.

If I am not able to travel due to COVID-19, can I change my booking to a later date?

For more info about changing your flight to Houston, TX (IAH-George Bush Intercontinental), please visit our Customer Service Portal.

What is the best day to buy a plane ticket?

This just in! Airfares offered on Tuesdays tend to be the cheapest, according to flight demand on Travelocity in 2019. Wednesday and Friday prices are also good, but you may want to prepare your budget if booking on a Monday, as data shows the start of the week is when prices are generally at their highest.

What are the cheapest days to fly?

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2019, flights departing on a Tuesday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

How far in advance can you book a flight?

Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2019 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 1-2 weeks prior to their travel dates.

How can I save money on airline tickets?

We'll let you in on a secret...You can save big on flights if you mix and match your airlines and fare types. In fact, travelers who booked flights on Travelocity in 2019 saved nearly 50% when their return flights consisted of two different airlines or fare types.

*According to flight demand on Travelocity.com from January to December 2019. Savings are subject to change based on departure location, date and destination.

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.