$138 Cheap Delta flights Washington (IAD) to Rochester (RST)

View $138 flight on Mon, Jan 26, 2026Opens in a new window

$138 Cheap Delta flights Washington (IAD) to Rochester (RST)

Prices were available within the past 7 days and start at $138 for one-way flights and $267 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, Aug 31 - Tue, Sep 16
IAD
Washington
RST
Rochester
$267 Roundtrip, found 5 days ago
$267
Roundtrip
found 5 days ago
Select Delta flight, departing Sun, Aug 31 from Washington to Rochester, returning Tue, Sep 16, priced at $267 found 5 days ago
Delta
Sun, Aug 31 - Sat, Sep 13
IAD
Washington
RST
Rochester
$273 Roundtrip, found 5 days ago
$273
Roundtrip
found 5 days ago
Select Delta flight, departing Sun, Aug 31 from Washington to Rochester, returning Sat, Sep 13, priced at $273 found 5 days ago
Delta
Sun, Aug 31 - Thu, Sep 18
IAD
Washington
RST
Rochester
$283 Roundtrip, found 5 days ago
$283
Roundtrip
found 5 days ago
Select Delta flight, departing Sun, Aug 31 from Washington to Rochester, returning Thu, Sep 18, priced at $283 found 5 days ago
Delta
Wed, Oct 22 - Tue, Oct 28
IAD
Washington
RST
Rochester
$286 Roundtrip, found 1 day ago
$286
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Oct 22 from Washington to Rochester, returning Tue, Oct 28, priced at $286 found 1 day ago
Delta
Thu, Aug 21 - Sat, Aug 30
IAD
Washington
RST
Rochester
$289 Roundtrip, found 5 days ago
$289
Roundtrip
found 5 days ago
Select Delta flight, departing Thu, Aug 21 from Washington to Rochester, returning Sat, Aug 30, priced at $289 found 5 days ago
Delta
Tue, Sep 16 - Thu, Sep 18
IAD
Washington
RST
Rochester
$293 Roundtrip, found 2 days ago
$293
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Sep 16 from Washington to Rochester, returning Thu, Sep 18, priced at $293 found 2 days ago
Flights from Washington (IAD) to Rochester (RST)
Origin airport
Washington Dulles Intl.
Destination airport
Rochester Intl.
Airlines serving
Delta
Popular airline
Delta
Distance
849 mi

Frequently asked questions

How much is a Delta Air Lines flight from Washington Dulles Intl. Airport (IAD) to Rochester Intl. Airport (RST)?
Landing cheap one-way Delta Air Lines flights from IAD to RST from $138 on Expedia couldn't be easier — just filter by "Price (lowest to highest)." Or check out our affordable round-trip fares from $267 for your next exciting getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from IAD to RST with Delta Air Lines?
Delta Air Lines flights to Rochester are typically cheaper in the quieter months of December and February. Whether you're in search of a return or one-way ticket, you could land a better deal then.
What is the cheapest time to book flights from Washington Dulles Intl. Airport (IAD) to Rochester Intl. Airport (RST) with Delta Air Lines?
For cheap Delta Air Lines fares from Washington Dulles Intl. Airport (IAD) to Rochester Intl. Airport (RST), start searching one to three months before your intended departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also affect the overall cost. Sunday is usually the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your journey on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Delta Air Lines fly nonstop from Washington Dulles Intl. Airport (IAD) to Rochester Intl. Airport (RST)?
Select our "Nonstop" filter when searching for direct Delta Air Lines flights from IAD to RST. It's also a great way to compare other airlines servicing the same nonstop route.
What is the earliest Delta Air Lines flight from IAD to RST?
To find the earliest departures from IAD to RST with Delta Air Lines, sort your results by "Morning" and "Early Morning." Booking an early flight usually means cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Delta Air Lines fly into in Rochester?
Rochester Intl. Airport (RST) is the main Rochester hub for Delta Air Lines flights from Washington Dulles Intl. Airport (IAD).
Why fly with Delta Air Lines from IAD to RST?
Traveling from IAD to RST with Delta Air Lines comes with a host of perks, including a rewarding loyalty program and an excellent in-flight experience. Plus, when booking through Expedia, One Key™ members can collect OneKeyCash™* to redeem on select future travel purchases. That's on top of the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Delta Air Lines flight from Washington Dulles Intl. Airport (IAD) to Rochester Intl. Airport (RST)?
Changes are often free within 24 hours of making a booking, but your airline may charge you after that time. For more information about modifying your flights, check out your "Trips," select your flight and click on "Manage Booking." If you'd like the flexibility to update your itinerary without additional costs, check the "No cancel fee" or "Changes included" filter when planning your trip.

Explore a world of travel with Expedia

*Available to One Key members.