€221 Cheap Flights Washington to San Antonio (IAD-SAT)

Pack your bags, because round-trip flights between Washington Dulles Intl. Airport (IAD) and San Antonio Airport start from €379. That’s based on airfares available within the last 7 days on Expedia for flights departing within the next year. Prices can go up quickly, so book now to lock in the best deal. Prices and availability are subject to change. Additional terms apply.

Each air carrier has a different set of terms and conditions. If you decide to cancel your holiday, head to our Customer Service Portal.

Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for IAD to San Antonio Intl. Airport (SAT) flights, you’ll see a “no change fees” filter for you to select.

It’s around 2,200 kilometres between Dulles Intl. Airport and San Antonio Intl. Airport (SAT), so you’ll be strapped into your seat for a while. Keep yourself entertained with things like crossword puzzles or a thrilling novel.

Offering 60 flights each month, United Airlines (UA) is a great choice when flying directly from Washington Dulles Intl. Airport (IAD) to San Antonio Intl. Airport (SAT).

Airline tickets from Washington Dulles Intl. Airport (IAD) to San Antonio Intl. Airport (SAT) are available up to 12 months before departure on Expedia. And although you may score a fantastic last-minute deal, it’s never something you can count on. Also, booking your flights ahead of time means you’ll have more options — and you can avoid getting caught in the dreaded middle seat! We’re constantly updating our fares to bring you the best bargains, so check back often for all the latest specials.