Route Price Intelligence
Cheap Flights From San Antonio to Washington Dc - Dulles
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$309
Deals From
$299
Usually Costs
$299 – $329
Lowest We've Seen
$173
Based on 8,662 price pointshigh confidence
Monthly Price Guide
Jan
$309
Feb
$309
Mar
$440
Apr
$309
May
$309
Jun
$309
Jul
$319
Aug
$309
Sep
$309
Oct
$319
Nov
$319
Dec
$319
Cheapest Average Expensive
Best Time to Fly from San Antonio to Washington Dc - Dulles
The cheapest time to fly from San Antonio to Washington Dc - Dulles is typically January, when fares average around $309. The most expensive month tends to be March at around $440. For the best deals, consider flying in January, February, April.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $17385 price checksWorst: $270