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$146+ 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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SLC
oct. 15 — oct. 221
mié. 10/15
mié. 10/22
1 adult, Economy
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Cheap 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 septiembre 15, 2025.

Round-trip from

$269
(United Airlines)

One-way from

$146
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$380

Good round-trip deal

$260 or less

Good one-way deal

$133 or less
From Washington, D.C. Dulles Intl to Utah
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One-way flight from Washington, D.C. Dulles Intl to Utah
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Highest demand for flights based on searches. 12% potential increase in price ($64 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Utah.
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Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Utah.
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Find 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 septiembre 15, 2025.

This United Airlines deal was found by Cheapflights users on 9/13. 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.
sáb. 11/15:55 pmIAD - SLC
Nonstop5h 00mUnited Airlines
mar. 11/410:09 amSLC - IAD
Nonstop3h 58mUnited Airlines
Deal found 9/13$269
This Expedia deal was found by Cheapflights users on 9/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/2710:04 amIAD - SLC
1 stop12h 00mMultiple Airlines
vie. 10/317:17 amSLC - IAD
1 stop7h 56mMultiple Airlines
Deal found 9/12$270
This Frontier deal was found by Cheapflights users on 9/12. 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.
jue. 9/2510:17 amIAD - SLC
1 stop7h 28mFrontier
jue. 10/23:20 pmSLC - IAD
2 stops15h 57mFrontier
Deal found 9/12$271
This Southwest deal was found by Cheapflights users on 9/12. 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.
lun. 10/276:25 pmIAD - SLC
1 stop7h 55mSouthwest
mar. 10/282:45 pmSLC - IAD
1 stop6h 20mSouthwest
Deal found 9/12$274
This Travelocity deal was found by Cheapflights users on 9/14. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/216:25 amIAD - SLC
1 stop8h 42mMultiple Airlines
jue. 10/238:58 pmSLC - IAD
1 stop10h 11mMultiple Airlines
Deal found 9/14$275
This Orbitz deal was found by Cheapflights users on 9/15. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/2710:04 amIAD - SLC
1 stop12h 00mMultiple Airlines
mié. 10/297:13 pmSLC - IAD
1 stop20h 00mMultiple Airlines
Deal found 9/15$276
This Southwest deal was found by Cheapflights users on 9/14. 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. 11/45:45 pmIAD - SLC
1 stop6h 30mSouthwest
mar. 11/185:45 amSLC - IAD
1 stop9h 20mSouthwest
Deal found 9/14$277
This Southwest deal was found by Cheapflights users on 9/14. 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.
jue. 10/307:45 pmIAD - SLC
1 stop6h 10mSouthwest
mar. 11/45:30 amSLC - IAD
1 stop8h 15mSouthwest
Deal found 9/14$283
This American Airlines deal was found by Cheapflights users on 9/14. 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.
mié. 10/222:18 pmIAD - SGU
2 stops9h 16mAmerican Airlines
mar. 10/285:05 amSGU - IAD
1 stop9h 42mAmerican Airlines
Deal found 9/14$284
This Hawaiian Airlines deal was found by Cheapflights users on 9/13. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/17:43 amIAD - SLC
1 stop8h 46mHawaiian Airlines
lun. 11/37:17 amSLC - IAD
1 stop7h 56mHawaiian Airlines
Deal found 9/13$288
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/17:43 amIAD - SLC
1 stop8h 46mAlaska Airlines
mar. 11/43:23 pmSLC - IAD
1 stop13h 00mAlaska Airlines
Deal found 9/14$289
This United Airlines deal was found by Cheapflights users on 9/15. 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.
jue. 10/168:50 amIAD - SGU
1 stop9h 16mUnited Airlines
jue. 10/235:18 amSGU - IAD
1 stop6h 10mUnited Airlines
Deal found 9/15$319

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 septiembre 15, 2025.
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

Dulles Intl

Fly to

Utah

Route

Depart

Return

Price

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

mar. 10/21

6:15 am-8:51 am

Nonstop4h 36m

Salt Lake City

sáb. 10/25

5:40 pm-11:33 pm

Nonstop3h 53m

$269

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

mié. 10/15

5:30 pm-8:27 pm

Nonstop4h 57m

Salt Lake City

mar. 10/21

9:54 am-4:02 pm

Nonstop4h 08m

$269

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

mié. 11/19

7:10 am-9:58 am

Nonstop4h 48m

Salt Lake City

sáb. 11/22

5:34 pm-11:29 pm

Nonstop3h 55m

$269

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

mié. 10/29

6:15 am-8:51 am

Nonstop4h 36m

Salt Lake City

mié. 11/5

5:40 pm-11:33 pm

Nonstop3h 53m

$269

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

mié. 10/15

5:30 pm-8:27 pm

Nonstop4h 57m

Salt Lake City

mié. 10/22

1:10 pm-10:06 pm

1 stop6h 56m

$279

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

mié. 12/10

7:05 am-9:57 am

Nonstop4h 52m

Salt Lake City

mar. 12/16

1:58 pm-11:17 pm

1 stop7h 19m

$279

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

jue. 10/30

7:45 pm-11:55 pm

1 stop6h 10m

Salt Lake City

mar. 11/4

5:45 am-5:05 pm

1 stop9h 20m

$283

Washington, D.C.Saint George

IAD - SGU

IADSGU

Washington, D.C. Dulles Intl

vie. 12/5

2:16 pm-12:08 am

2 stops11h 52m

Saint George

sáb. 12/13

5:00 am-4:18 pm

1 stop9h 18m

$284

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

mar. 10/7

5:30 pm-8:27 pm

Nonstop4h 57m

Salt Lake City

sáb. 10/11

1:10 pm-11:51 pm

1 stop8h 41m

$301

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

lun. 10/6

6:15 am-8:51 am

Nonstop4h 36m

Salt Lake City

vie. 10/17

12:45 am-10:11 am

1 stop7h 26m

$314

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 44 results
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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, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Utah (average of $277). Flying from Washington, D.C. Dulles Intl Airport to Utah in March is currently the most expensive (average of $417). 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 septiembre 15, 2025.

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 septiembre 15, 2025.

The most flights from IAD to USUT are scheduled on a Monday (5 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 septiembre 15, 2025.
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
4,242 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,954 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,929 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,172 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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 4h 36m. 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?

    $149 is the cheapest one-way deal found within the past few days, from Southwest. You may also be able to find cheap deals on United Airlines and Hawaiian Airlines, with prices starting from $159 and $168, 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: United Airlines (95%), Lufthansa (93%), Delta (90%).

  • 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 $186. On average you can expect to pay $592. The most popular route, (Washington, D.C. Dulles Intl - Salt Lake City), can usually be booked for $248.

  • 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, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Utah (average of $277). Flying from Washington, D.C. Dulles Intl Airport to Utah in March is currently the most expensive (average of $417). 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.

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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.
Dulles Intl to Dallas/Fort Worth flights
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Reagan-National to Dallas/Fort Worth flights
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Reagan-National to Fort Lauderdale flights
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Baltimore to Hobby flights
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Reagan-National to Detroit flights
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Dulles Intl to Charlotte flights

Top 6 airlines flying from Dulles Intl to Utah

Discover the top 6 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 septiembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Breeze AirwaysCheapest$161Average$241FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$177Average$254FlexibilityNo cancel feeOn-time62%
DeltaCheapest$269Average$509FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$275Average$555FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$278Average$477FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$290Average$520FlexibilityNo cancel feeOn-time63%

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