$274 Cheap Delta flights Salt Lake City (SLC) to Washington (IAD)

View $274 flight on Tue, Mar 31, 2026Opens in a new window

$274 Cheap Delta flights Salt Lake City (SLC) to Washington (IAD)

Prices were available within the past 7 days and start at $274 for one-way flights and $279 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, Mar 30 - Mon, Apr 6
SLC
Salt Lake City
IAD
Washington
$279 Roundtrip, found 3 days ago
$279
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Mar 30 from Salt Lake City to Washington, returning Mon, Apr 6, priced at $279 found 3 days ago
Delta
Mon, Mar 30 - Sat, Apr 4
SLC
Salt Lake City
IAD
Washington
$334 Roundtrip, found 3 days ago
$334
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Mar 30 from Salt Lake City to Washington, returning Sat, Apr 4, priced at $334 found 3 days ago

Find the cheapest month to fly from Salt Lake City (SLC) to Washington (IAD)

August is typically the cheapest month to fly

From $194 - $427 per traveler.
Flights from Salt Lake City (SLC) to Washington (IAD)
Origin airport
Salt Lake City Intl.
Destination airport
Washington Dulles Intl.
Distance
2918 km
Average flight time
8 hours 6 mins