Saint Thomas (STT) to Washington (IAD) flight deal in economy from $281

Extremely Rare Availability
3% of dates checked are available within 10% of the lowest price

Monday, October 26th, 2026

9 round-trip options

Returning
Sat, Oct 31, 20265 Day Trip
$509 USD
Returning
Sun, Nov 1, 20266 Day Trip
$388 USD
Returning
Mon, Nov 2, 20267 Day Trip
$281 USD
Returning
Tue, Nov 3, 20268 Day Trip
$358 USD
Returning
Wed, Nov 4, 20269 Day Trip
$443 USD
Returning
Fri, Nov 6, 202611 Day Trip
$532 USD
Returning
Sat, Nov 7, 202612 Day Trip
$458 USD
Returning
Sun, Nov 8, 202613 Day Trip
$358 USD
Returning
Mon, Nov 9, 202614 Day Trip
$281 USD