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$148+ 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 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SLC
ene. 3 — ene. 101
sáb. 1/3
sáb. 1/10
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 diciembre 4, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/2. 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.
mié. 12/247:33 amIAD - SLC
1 stop14h 29mAlaska Airlines
mié. 12/315:30 amSLC - IAD
1 stop10h 13mAlaska Airlines
Deal found 12/2$292
This Delta deal was found by Cheapflights users on 12/3. 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.
mié. 12/177:05 amIAD - SLC
Nonstop4h 51mDelta
sáb. 2/76:31 amSLC - IAD
1 stop8h 29mDelta
Deal found 12/3$314
This Delta deal was found by Cheapflights users on 12/2. 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.
jue. 12/1811:58 amIAD - SLC
1 stop6h 42mDelta
mié. 12/245:25 pmSLC - IAD
Nonstop3h 53mDelta
Deal found 12/2$319
This American Airlines deal was found by Cheapflights users on 12/2. 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. 12/176:00 amIAD - SLC
1 stop8h 34mAmerican Airlines
sáb. 2/77:31 amSLC - IAD
1 stop7h 00mAmerican Airlines
Deal found 12/2$324
This United Airlines deal was found by Cheapflights users on 12/3. 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.
mié. 12/245:55 pmIAD - SLC
Nonstop5h 02mUnited Airlines
lun. 12/2911:59 pmSLC - IAD
Nonstop3h 53mUnited Airlines
Deal found 12/3$332
This United Airlines deal was found by Cheapflights users on 12/2. 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.
vie. 12/196:30 amIAD - SLC
1 stop7h 16mUnited Airlines
mar. 12/2311:59 pmSLC - IAD
Nonstop3h 53mUnited Airlines
Deal found 12/2$335
This United Airlines deal was found by Cheapflights users on 12/3. 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.
vie. 12/196:30 amIAD - SLC
1 stop7h 16mUnited Airlines
jue. 12/2511:59 pmSLC - IAD
Nonstop3h 53mUnited Airlines
Deal found 12/3$338
This United Airlines deal was found by Cheapflights users on 12/3. 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.
mié. 12/245:55 pmIAD - SLC
Nonstop5h 02mUnited Airlines
jue. 1/15:10 amSLC - IAD
1 stop6h 06mUnited Airlines
Deal found 12/3$342
This Delta deal was found by Cheapflights users on 12/2. 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.
mié. 12/177:05 amIAD - SLC
Nonstop4h 51mDelta
dom. 12/215:25 pmSLC - IAD
Nonstop3h 53mDelta
Deal found 12/2$344
This United Airlines deal was found by Cheapflights users on 12/3. 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.
mar. 12/165:25 pmIAD - SGU
1 stop7h 33mUnited Airlines
sáb. 12/205:10 amSGU - IAD
1 stop6h 06mUnited Airlines
Deal found 12/3$393
This United Airlines deal was found by Cheapflights users on 12/3. 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. 12/187:45 amIAD - SGU
1 stop10h 40mUnited Airlines
lun. 12/225:10 amSGU - IAD
1 stop6h 06mUnited Airlines
Deal found 12/3$432
This American Airlines deal was found by Cheapflights users on 12/2. 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.
vie. 12/52:16 pmIAD - SGU
2 stops11h 52mAmerican Airlines
sáb. 12/1311:00 amSGU - IAD
1 stop9h 28mAmerican Airlines
Deal found 12/2$479

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 diciembre 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$269
(Delta)

One-way from

$148
(Southwest)

Popular in

December

Cheapest in

September

Average price

$588

Good round-trip deal

$265 or less

Good one-way deal

$212 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. 7% potential increase in price ($38 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 diciembre 4, 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

sáb. 1/10

7:05 am-10:02 am

Nonstop4h 57m

Salt Lake City

jue. 1/15

5:55 pm-11:48 pm

Nonstop3h 53m

$269

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

jue. 4/23

7:15 am-10:02 am

Nonstop4h 47m

Salt Lake City

mar. 4/28

5:50 pm-11:51 pm

Nonstop4h 01m

$269

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

lun. 1/26

7:05 am-10:02 am

Nonstop4h 57m

Salt Lake City

lun. 2/2

10:45 pm-11:10 pm

1 stop22h 25m

$277

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

lun. 1/26

7:05 am-10:02 am

Nonstop4h 57m

Salt Lake City

dom. 2/1

10:45 pm-11:10 pm

1 stop22h 25m

$277

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

dom. 1/18

7:05 am-10:02 am

Nonstop4h 57m

Salt Lake City

vie. 1/23

10:45 pm-11:10 pm

1 stop22h 25m

$277

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

sáb. 1/24

7:30 am-10:00 pm

1 stop16h 30m

Salt Lake City

vie. 1/30

5:55 pm-11:48 pm

Nonstop3h 53m

$277

Washington, D.C.Saint George

IAD - SGU

IADSGU

Washington, D.C. Dulles Intl

sáb. 1/24

4:11 pm-11:04 pm

1 stop8h 53m

Saint George

mar. 1/27

12:07 pm-9:19 pm

1 stop7h 12m

$278

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

mar. 2/3

5:44 pm-8:46 pm

Nonstop5h 02m

Salt Lake City

lun. 2/9

8:30 pm-7:35 am

1 stop9h 05m

$279

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

sáb. 1/17

5:44 pm-8:46 pm

Nonstop5h 02m

Salt Lake City

mar. 1/20

11:10 am-7:21 pm

1 stop6h 11m

$279

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

mar. 1/6

5:15 pm-10:45 pm

1 stop7h 30m

Salt Lake City

mié. 2/11

10:05 am-3:59 pm

Nonstop3h 54m

$279

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 53 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, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Utah (average of $160). Flying from Washington, D.C. Dulles Intl Airport to Utah in March is currently the most expensive (average of $307). 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 diciembre 4, 2025.

It’s optimal to fly from Washington, D.C. Dulles Intl Airport to Utah in the morning. By choosing this option you can save up to 29% on the cost of your flight, compared to a flight in the evening.

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 diciembre 4, 2025.

The most flights from IAD to USUT are scheduled on a Tuesday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 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 diciembre 4, 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
4,250 reviews

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,250 reviews
Southwest
8.0
Very good
4,250 reviews

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,011 reviews
Southwest
8.0
Very good
4,250 reviews

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,066 reviews
Southwest
8.0
Very good
4,250 reviews

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,047 reviews
Southwest
8.0
Very good
4,250 reviews

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.8
Fair
3,091 reviews
Southwest
8.0
Very good
4,250 reviews

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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 57m. Airlines will cover a distance of 1823 mi. This flight may include one or multiple stops.

  • 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 (85%), Lufthansa (85%), Aeromexico (82%).

  • 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 $158. On average you can expect to pay $579. The most popular route, (Washington, D.C. Dulles Intl - Salt Lake City), can usually be booked for $194.

  • 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, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Utah (average of $160). Flying from Washington, D.C. Dulles Intl Airport to Utah in March is currently the most expensive (average of $307). 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.
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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 diciembre 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
Breeze AirwaysCheapest$167Average$258FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$177Average$255FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$268Average$485FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$269Average$526FlexibilityNo cancel feeOn-time69%
DeltaCheapest$269Average$451FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$278Average$424FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$290Average$526FlexibilityNo cancel feeOn-time63%

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