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$145+ Cheap flights from Dulles Intl (IAD) to Utah

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SLC
mars 29 — avr. 51
dim. 3/29
dim. 4/5
1 adult, Economy
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Cheap flight deals from Dulles Intl to Utah

Cheapest flights from Dulles Intl to Utah
Explore the most affordable flight options available from Dulles Intl to Utah. Find the lowest fares from popular airlines and budget airlines, with prices last updated on février 27, 2026.

This Delta deal was found by Cheapflights users on 2/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/1412:12 pm
IAD
-
SLC
1 stop9h 54m
Delta
ven. 4/242:05 pm
SLC
-
IAD
1 stop7h 27m
Delta
Deal found 2/26$289
This Frontier deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 4/241:08 pm
IAD
-
SLC
1 stop9h 26m
Frontier
dim. 4/269:59 pm
SLC
-
IAD
1 stop7h 33m
Frontier
Deal found 2/23$290
This eDestinos deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 4/106:15 am
IAD
-
SLC
2 stops27h 50m
Frontier
lun. 4/1310:52 pm
SLC
-
IAD
2 stops23h 44m
Frontier
Deal found 2/25$292
This Kiwi.com deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 5/88:09 am
IAD
-
SLC
1 stop14h 20m
Frontier
mar. 5/127:35 am
SLC
-
IAD
2 stops15h 01m
Frontier
Deal found 2/23$293
This American Airlines deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 8/1511:51 am
IAD
-
SLC
2 stops11h 50m
American Airlines
sam. 8/2211:58 pm
SLC
-
IAD
1 stop6h 44m
American Airlines
Deal found 2/25$294
This Southwest deal was found by Cheapflights users on 2/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/284:30 pm
IAD
-
SLC
1 stop7h 25m
Southwest
sam. 5/26:00 am
SLC
-
IAD
2 stops8h 25m
Southwest
Deal found 2/26$295
This Delta deal was found by Cheapflights users on 2/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/1412:12 pm
IAD
-
SLC
1 stop9h 54m
Delta
sam. 4/187:51 am
SLC
-
IAD
1 stop14h 04m
Delta
Deal found 2/26$297
This United Airlines deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 9/98:30 am
IAD
-
SGU
1 stop9h 34m
United Airlines
mar. 9/1511:30 am
SGU
-
IAD
1 stop7h 20m
United Airlines
Deal found 2/25$298
This United Airlines deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 3/216:00 am
IAD
-
SLC
1 stop7h 58m
United Airlines
jeu. 3/2611:40 pm
SLC
-
IAD
Nonstop3h 59m
United Airlines
Deal found 2/23$298
This American Airlines deal was found by Cheapflights users on 2/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 3/256:00 am
IAD
-
SLC
1 stop9h 13m
American Airlines
mer. 4/16:40 am
SLC
-
IAD
1 stop8h 10m
American Airlines
Deal found 2/26$299
This American Airlines deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 9/192:06 pm
IAD
-
SLC
2 stops9h 29m
American Airlines
mer. 9/3012:23 pm
SLC
-
IAD
2 stops9h 28m
American Airlines
Deal found 2/25$300
This Kiwi.com deal was found by Cheapflights users on 2/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 4/241:08 pm
IAD
-
SLC
1 stop9h 26m
Frontier
mar. 4/286:19 pm
SLC
-
IAD
2 stops28h 17m
Frontier
Deal found 2/26$301

Find flight deals from Dulles Intl to Utah

Keep the following information in mind while searching for Dulles Intl to Utah flight deals. Data was last updated février 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$289
(Delta)

One-way from

$145
(Delta)

Popular in

December

Cheapest in

August

Average price

$448

Good round-trip deal

$218 or less

Good one-way deal

$149 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Salt Lake City flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Salt Lake City flights.
Search Deals
From Washington, D.C. Dulles Intl to Utah
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Utah
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($20 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Utah.
Search Deals
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Utah.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Utah that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated février 27, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Utah that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

mar. 4/21

7:00 am-7:46 pm

1 stop14h 46m

Salt Lake City

ven. 4/24

8:31 pm-12:09 am

1 stop25h 38m

$305

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

ven. 6/12

7:48 pm-12:09 pm

1 stop18h 21m

Salt Lake City

lun. 6/15

6:06 pm-6:48 pm

1 stop22h 42m

$379

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

sam. 5/16

5:50 pm-8:57 pm

Nonstop5h 07m

Salt Lake City

mar. 5/19

9:49 am-4:02 pm

Nonstop4h 13m

$394

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

ven. 4/3

5:50 pm-8:57 pm

Nonstop5h 07m

Salt Lake City

jeu. 4/9

4:23 pm-12:17 am

1 stop5h 54m

$404

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

ven. 5/29

5:55 am-1:00 pm

2 stops9h 05m

Salt Lake City

dim. 5/31

6:10 am-5:25 pm

1 stop9h 15m

$424

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

mar. 5/26

6:00 am-2:48 pm

1 stop10h 48m

Salt Lake City

mar. 6/2

7:17 am-5:42 pm

1 stop8h 25m

$428

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

ven. 5/1

5:55 am-3:40 pm

2 stops11h 45m

Salt Lake City

lun. 5/4

4:20 pm-12:20 am

1 stop6h 00m

$453

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

mar. 5/26

7:30 am-10:03 am

Nonstop4h 33m

Salt Lake City

jeu. 6/4

5:35 pm-11:32 pm

Nonstop3h 57m

$459

Washington, D.C.Saint George

IAD - SGU

IADSGU

Washington, D.C. Dulles Intl

lun. 4/13

8:57 am-4:15 pm

1 stop9h 18m

Saint George

ven. 4/17

12:15 pm-12:45 am

1 stop10h 30m

$484

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

mer. 6/24

5:50 pm-8:46 pm

Nonstop4h 56m

Salt Lake City

mer. 7/1

11:59 pm-6:13 am

Nonstop4h 14m

$484

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/23

Showing 1-10 of 54 resultsSorted by cheapest first
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6

Best time to book a flight from Dulles Intl to Utah

Have a flexible travel schedule? Discover the best time to fly to Utah from Dulles Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Utah

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Utah?

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Utah (average of $167). Flying from Washington, D.C. Dulles Intl Airport to Utah in January is currently the most expensive (average of $269). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IAD to UT?

Find hourly flight availability from Dulles Intl to Utah. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated février 27, 2026.

When flying from Washington, D.C. Dulles Intl Airport to Utah, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Utah

Explore weekly flight availability from Dulles Intl to Utah. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated février 27, 2026.

The most flights from IAD to USUT are scheduled on a Thursday (6 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (4 on average).

Reviews of airlines servicing Utah

Get insights into the airlines that provide service to Utah. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Utah. Reviews last updated février 27, 2026.
See what other customers who have flown with Southwest, Delta, and United Airlines from Washington, D.C. Dulles Intl Airport to Utah have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,301 reviews

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.
Southwest
8.0
Very good
4,301 reviews
Southwest
8.0
Very good
4,301 reviews

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.
Delta
7.9
Good
8,242 reviews
Southwest
8.0
Very good
4,301 reviews

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.
United Airlines
7.4
Good
9,349 reviews
Southwest
8.0
Very good
4,301 reviews

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.
American Airlines
7.2
Good
11,357 reviews
Southwest
8.0
Very good
4,301 reviews

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.
Frontier
5.7
Fair
3,041 reviews
Southwest
8.0
Very good
4,301 reviews

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Utah. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Utah?

    Departing from Washington, D.C. Dulles Intl Airport to Utah will take you 5h 07m. Airlines will cover a distance of 1823 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Utah one-way?

    $79 is the cheapest one-way deal found within the past few days, from Breeze Airways. You may also be able to find cheap deals on Frontier and Southwest, with prices starting from $106 and $144, respectively.

  • What are the most popular routes from Washington, D.C. Dulles Intl Airport to Utah?

    The most popular flight routes from Washington, D.C. Dulles Intl Airport to Utah are Washington, D.C. Dulles Intl - Salt Lake City, Washington, D.C. Dulles Intl - Saint George and Washington, D.C. Dulles Intl - Cedar City.

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Utah?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. Dulles Intl Airport to Utah on time: Aeromexico (94%), United Airlines (81%), Lufthansa (81%).

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Utah?

    The cheapest flight price from Washington, D.C. Dulles Intl Airport to Utah is $168. On average you can expect to pay $984. The most popular route, (Washington, D.C. Dulles Intl - Salt Lake City), can usually be booked for $261.

  • Can I find deals for flights from Dulles Intl to Utah that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Utah flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Utah?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Utah.

  • Can I find deals for business class flights from Dulles Intl to Utah?

    Yes. Cheapflights offers flight deals from Dulles Intl to Utah by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Utah?

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Utah (average of $167). Flying from Washington, D.C. Dulles Intl Airport to Utah in January is currently the most expensive (average of $269). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Dulles Intl to Utah

See prices for flight routes from nearby airports that may be better suited for you.
Baltimore to Fort Lauderdale flights
Dulles Intl to Miami flights
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Dulles Intl to Dallas/Fort Worth flights
Reagan-National to Miami flights
Dulles Intl to Las Vegas flights
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Dulles Intl to Fort Lauderdale flights
Baltimore to Dallas/Fort Worth flights
Dulles Intl to Los Angeles flights
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Baltimore to Los Angeles flights
Reagan-National to Los Angeles flights
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Reagan-National to Orlando flights
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Baltimore to Hobby flights
Baltimore to Orlando flights
Baltimore to Las Vegas flights
Reagan-National to Hobby flights
Baltimore to O'Hare Intl flights
Baltimore to Atlanta flights
Dulles Intl to Atlanta flights
Dulles Intl to Sky Harbor Intl flights
Dulles Intl to San Francisco flights
Reagan-National to Las Vegas flights
Reagan-National to Tampa flights
Reagan-National to Seattle flights
Baltimore to Tampa flights
Reagan-National to Atlanta flights
Baltimore to Denver flights
Dulles Intl to George Bush Intcntl flights
Dulles Intl to O'Hare Intl flights
Dulles Intl to Denver flights
Dulles Intl to New Orleans flights
Reagan-National to Dallas/Fort Worth flights
Reagan-National to San Francisco flights
Baltimore to San Francisco flights
Baltimore to Boston flights
Reagan-National to O'Hare Intl flights
Baltimore to West Palm Beach flights
Baltimore to Seattle flights
Reagan-National to Boston flights
Baltimore to New Orleans flights
Reagan-National to George Bush Intcntl flights
Baltimore to George Bush Intcntl flights
Dulles Intl to Boston flights
Reagan-National to Denver flights
Reagan-National to New Orleans flights

Top 7 airlines flying from Dulles Intl to Utah

Discover the top 7 airlines that operate flights from Dulles Intl to Utah. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated février 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$153Average$250FlexibilityNo cancel feeOn-time62%
Breeze AirwaysCheapest$192Average$278FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$268Average$485FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$269Average$494FlexibilityNo cancel feeOn-time69%
DeltaCheapest$269Average$398FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$276Average$433FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$288Average$372FlexibilityNo cancel feeOn-time71%

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