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$150+ 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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SLC
May 4 — May 111
Sun 5/4
Sun 5/11
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 April 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$269
(Delta)

One-way from

$150
(Alaska Airlines)

Popular in

December

Cheapest in

May

Average price

$494

Good round-trip deal

$312 or less

Good one-way deal

$134 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Salt Lake City flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Salt Lake City flights.
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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. 10% potential increase in price ($56 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 29, 2025.

This United Airlines deal was found by Cheapflights users on 4/29. 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.
Sat 5/245:10 pmIAD - SLC
1 stop7h 39mUnited Airlines
Wed 5/288:50 amSLC - IAD
Nonstop4h 08mUnited Airlines
Deal found 4/29$279
This Frontier deal was found by Cheapflights users on 4/29. 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.
Thu 5/227:25 amIAD - SLC
1 stop11h 17mFrontier
Tue 5/275:06 pmSLC - IAD
1 stop10h 49mFrontier
Deal found 4/29$280
This Hawaiian Airlines deal was found by Cheapflights users on 4/29. 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.
Tue 5/276:30 amIAD - SLC
1 stop10h 12mHawaiian Airlines
Tue 6/38:33 pmSLC - IAD
1 stop9h 03mHawaiian Airlines
Deal found 4/29$288
This Delta deal was found by Cheapflights users on 4/29. 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.
Wed 7/95:20 pmIAD - SLC
1 stop9h 33mDelta
Fri 7/1811:35 pmSLC - IAD
1 stop8h 36mDelta
Deal found 4/29$289
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Fri 5/305:07 pmIAD - SLC
1 stop9h 27mAmerican Airlines
Fri 6/61:36 pmSLC - IAD
2 stops8h 23mAmerican Airlines
Deal found 4/29$294
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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.
Tue 5/136:30 amIAD - SLC
1 stop10h 06mAlaska Airlines
Tue 7/228:44 pmSLC - IAD
1 stop8h 43mAlaska Airlines
Deal found 4/29$313
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1112:40 pmIAD - SLC
2 stops32h 44mMultiple Airlines
Wed 6/187:00 pmSLC - IAD
1 stop14h 49mMultiple Airlines
Deal found 4/29$362
This Southwest deal was found by Cheapflights users on 4/29. 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.
Tue 7/87:00 pmIAD - SLC
1 stop6h 25mSouthwest
Tue 7/157:05 amSLC - IAD
2 stops13h 40mSouthwest
Deal found 4/29$400
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Tue 5/133:55 pmIAD - SGU
1 stop9h 02mUnited Airlines
Fri 5/165:05 amSGU - IAD
1 stop8h 31mUnited Airlines
Deal found 4/29$500
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Tue 5/135:07 pmIAD - SGU
1 stop7h 42mAmerican Airlines
Fri 5/167:25 pmSGU - IAD
2 stops11h 13mAmerican Airlines
Deal found 4/29$506
This Delta deal was found by Cheapflights users on 4/28. 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.
Thu 5/157:30 amIAD - EKO
1 stop6h 50mDelta
Mon 5/1912:10 pmEKO - IAD
1 stop8h 18mDelta
Deal found 4/28$636
This Delta deal was found by Cheapflights users on 4/28. 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.
Sun 5/117:30 amIAD - SGU
1 stop7h 03mDelta
Wed 5/143:23 pmSGU - IAD
1 stop6h 05mDelta
Deal found 4/28$789

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 April 29, 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

Sat 5/24

5:10 pm-10:49 pm

1 stop7h 39m

Salt Lake City

Wed 5/28

8:50 am-2:58 pm

Nonstop4h 08m

$279

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

Thu 5/22

7:25 am-4:42 pm

1 stop11h 17m

Salt Lake City

Tue 5/27

5:06 pm-5:55 am

1 stop10h 49m

$280

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

Tue 5/27

6:30 am-2:42 pm

1 stop10h 12m

Salt Lake City

Tue 6/3

8:33 pm-7:36 am

1 stop9h 03m

$288

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

Wed 7/9

5:20 pm-12:53 am

1 stop9h 33m

Salt Lake City

Fri 7/18

11:35 pm-10:11 am

1 stop8h 36m

$289

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

Fri 5/30

5:07 pm-12:34 am

1 stop9h 27m

Salt Lake City

Fri 6/6

1:36 pm-11:59 pm

2 stops8h 23m

$294

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

Tue 5/13

6:30 am-2:36 pm

1 stop10h 06m

Salt Lake City

Tue 7/22

8:44 pm-7:27 am

1 stop8h 43m

$313

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

Wed 6/11

12:40 pm-7:24 pm

2 stops32h 44m

Salt Lake City

Wed 6/18

7:00 pm-11:49 am

1 stop14h 49m

$362

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

Tue 7/8

7:00 pm-11:25 pm

1 stop6h 25m

Salt Lake City

Tue 7/15

7:05 am-10:45 pm

2 stops13h 40m

$400

Washington, D.C.Saint George

IAD - SGU

IADSGU

Washington, D.C. Dulles Intl

Tue 5/13

3:55 pm-10:57 pm

1 stop9h 02m

Saint George

Fri 5/16

5:05 am-3:36 pm

1 stop8h 31m

$500

Washington, D.C.Saint George

IAD - SGU

IADSGU

Washington, D.C. Dulles Intl

Tue 5/13

5:07 pm-10:49 pm

1 stop7h 42m

Saint George

Fri 5/16

7:25 pm-8:38 am

2 stops11h 13m

$506

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 25 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 April 29, 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 April 29, 2025.

The most flights from IAD to USUT are scheduled on a Monday (3 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Utah by month

Plan your trip to Utah by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Utah ranges from 0.6 - 2.0 inches per month. April is typically the wettest month, when rainfall can reach 2.0 in. July is typically the driest time to visit Utah when rainfall is around 0.6 in.

Temperature in Utah by month

Plan your trip to Utah by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Utah, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 April 29, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Washington, D.C. to Utah to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,295 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,929 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,405 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

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

    $150 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on Sun Country Air and Southwest, with prices starting from $153 and $155, 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 - Moab Canyonlands Field.

  • 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 (100%), Delta (92%), United Airlines (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 $148. On average you can expect to pay $833. The most popular route, (Washington, D.C. Dulles Intl - Salt Lake City), can usually be booked for $259.

  • 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.
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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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Breeze AirwaysCheapest$161Average$235FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$169Average$240FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$278Average$451FlexibilityNo cancel feeOn-time71%
DeltaCheapest$308Average$598FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$321Average$584FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$441Average$576FlexibilityNo cancel feeOn-time63%

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