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Dulles Intl

$146+ Cheap flights from Utah to Dulles Intl (IAD)

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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
SLC — IAD
feb. 27 — mar. 61
jue. 2/27
jue. 3/6
1 adult, Economy
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Cheap flight deals from Utah to Dulles Intl

Keep the following information in mind while searching for Utah to Dulles Intl flight deals. Data was last updated febrero 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$211
(Mytrip)

One-way from

$146
(Booking.com)

Popular in

November

Cheapest in

April

Average price

$471

Good round-trip deal

$242 or less

Good one-way deal

$86 or less
Provider with most accurate pricing for Salt Lake City-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Salt Lake City-Washington, D.C. (WAS) flights.
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From Utah to Washington, D.C. Dulles Intl
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One-way flight from Utah to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 17% potential increase in price ($98 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Utah to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from Utah to Washington, D.C. Dulles Intl.
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Find flight deals from Utah to Dulles Intl

Cheapest flights from Utah to Dulles Intl
Explore the most affordable flight options available from Utah to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 22, 2025.

This Mytrip deal was found by Cheapflights users on 2/22. 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.
jue. 5/110:44 pmSLC - IAD
1 stop29h 47mFrontier
lun. 5/58:01 amIAD - SLC
1 stop29h 32mFrontier
Deal found 2/22$211
This American Airlines deal was found by Cheapflights users on 2/21. 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. 3/267:39 pmSGU - IAD
2 stops11h 11mAmerican Airlines
mié. 4/26:18 amIAD - SGU
1 stop7h 55mAmerican Airlines
Deal found 2/21$284
This Alaska Airlines deal was found by Cheapflights users on 2/21. 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.
jue. 3/205:48 pmSLC - IAD
1 stop9h 46mAlaska Airlines
mar. 3/255:30 pmIAD - SLC
1 stop30h 00mAlaska Airlines
Deal found 2/21$343
This Delta deal was found by Cheapflights users on 2/20. 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.
lun. 4/286:55 amSLC - IAD
1 stop21h 26mDelta
mié. 5/77:30 amIAD - SLC
1 stop15h 24mDelta
Deal found 2/20$358
This American Airlines deal was found by Cheapflights users on 2/21. 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. 3/266:30 amSLC - IAD
1 stop7h 50mAmerican Airlines
mié. 4/25:20 pmIAD - SLC
1 stop8h 58mAmerican Airlines
Deal found 2/21$417
This Sun Country Air deal was found by Cheapflights users on 2/22. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/26:40 pmSLC - IAD
1 stop15h 03mSun Country Air
jue. 7/1012:40 pmIAD - SLC
1 stop7h 02mSun Country Air
Deal found 2/22$420
This Southwest deal was found by Cheapflights users on 2/21. 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. 5/112:45 pmSLC - IAD
1 stop7h 55mSouthwest
sáb. 5/105:05 amIAD - SLC
2 stops13h 30mSouthwest
Deal found 2/21$447
This United Airlines deal was found by Cheapflights users on 2/21. 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. 5/11:05 pmSLC - IAD
1 stop7h 08mUnited Airlines
sáb. 5/105:45 pmIAD - SLC
Nonstop5h 04mUnited Airlines
Deal found 2/21$459
This United deal was found by Cheapflights users on 2/21. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 3/215:05 amSGU - IAD
1 stop5h 58mUnited Airlines
lun. 3/315:25 pmIAD - SGU
1 stop7h 30mUnited Airlines
Deal found 2/21$470
This Travelocity deal was found by Cheapflights users on 2/20. 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.
lun. 7/145:50 pmSLC - IAD
1 stop10h 05mMultiple Airlines
jue. 7/1712:40 pmIAD - SLC
1 stop7h 02mMultiple Airlines
Deal found 2/20$488
This Hawaiian Airlines deal was found by Cheapflights users on 2/21. 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.
jue. 5/112:57 pmSLC - IAD
1 stop9h 26mHawaiian Airlines
dom. 5/47:00 amIAD - SLC
1 stop11h 00mHawaiian Airlines
Deal found 2/21$551
This Delta deal was found by Cheapflights users on 2/22. 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.
sáb. 3/86:10 amSGU - IAD
2 stops10h 45mDelta
lun. 3/176:00 amIAD - SGU
2 stops10h 50mDelta
Deal found 2/22$1,530

Find flights from Utah to Dulles Intl within your budget

Customize your flight search to find flights from Utah to Dulles Intl 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 febrero 22, 2025.

Fly from

Utah

Fly to

Dulles Intl

Route

Depart

Return

Price

Salt Lake CityWashington, D.C.

SLC - IAD

SLCIAD

Salt Lake City

jue. 5/1

10:44 pm-6:31 am

1 stop29h 47m

Washington, D.C. Dulles Intl

lun. 5/5

8:01 am-11:33 am

1 stop29h 32m

$211

Saint GeorgeWashington, D.C.

SGU - IAD

SGUIAD

Saint George

mié. 3/26

7:39 pm-8:50 am

2 stops11h 11m

Washington, D.C. Dulles Intl

mié. 4/2

6:18 am-12:13 pm

1 stop7h 55m

$284

Salt Lake CityWashington, D.C.

SLC - IAD

SLCIAD

Salt Lake City

jue. 3/20

5:48 pm-5:34 am

1 stop9h 46m

Washington, D.C. Dulles Intl

mar. 3/25

5:30 pm-9:30 pm

1 stop30h 00m

$343

Salt Lake CityWashington, D.C.

SLC - IAD

SLCIAD

Salt Lake City

lun. 4/28

6:55 am-6:21 am

1 stop21h 26m

Washington, D.C. Dulles Intl

mié. 5/7

7:30 am-8:54 pm

1 stop15h 24m

$358

Salt Lake CityWashington, D.C.

SLC - IAD

SLCIAD

Salt Lake City

mié. 3/26

6:30 am-4:20 pm

1 stop7h 50m

Washington, D.C. Dulles Intl

mié. 4/2

5:20 pm-12:18 am

1 stop8h 58m

$417

Salt Lake CityWashington, D.C.

SLC - IAD

SLCIAD

Salt Lake City

mié. 7/2

6:40 pm-11:43 am

1 stop15h 03m

Washington, D.C. Dulles Intl

jue. 7/10

12:40 pm-5:42 pm

1 stop7h 02m

$420

Salt Lake CityWashington, D.C.

SLC - IAD

SLCIAD

Salt Lake City

jue. 5/1

12:45 pm-10:40 pm

1 stop7h 55m

Washington, D.C. Dulles Intl

sáb. 5/10

5:05 am-4:35 pm

2 stops13h 30m

$447

Salt Lake CityWashington, D.C.

SLC - IAD

SLCIAD

Salt Lake City

jue. 3/20

5:00 am-1:03 pm

1 stop6h 03m

Washington, D.C. Dulles Intl

mar. 3/25

5:45 pm-8:49 pm

Nonstop5h 04m

$458

Saint GeorgeWashington, D.C.

SGU - IAD

SGUIAD

Saint George

vie. 3/21

5:05 am-1:03 pm

1 stop5h 58m

Washington, D.C. Dulles Intl

lun. 3/31

5:25 pm-10:55 pm

1 stop7h 30m

$470

Salt Lake CityWashington, D.C.

SLC - IAD

SLCIAD

Salt Lake City

lun. 7/14

5:50 pm-5:55 am

1 stop10h 05m

Washington, D.C. Dulles Intl

jue. 7/17

12:40 pm-5:42 pm

1 stop7h 02m

$488

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

Showing 1-10 of 24 results
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Best time to book a flight from Utah to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Utah 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.

Travel insights for flights from Utah to Dulles Intl

Get recent, data-driven insights about flights from Utah to Dulles Intl including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Utah to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Utah to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $389). 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 UT to IAD?

Find hourly flight availability from Utah to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated febrero 22, 2025.

When flying from Utah to Washington, D.C. Dulles Intl Airport, 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 Utah to Washington, D.C. Dulles Intl Airport

Explore weekly flight availability from Utah to Dulles Intl. 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 febrero 22, 2025.

The most flights from USUT to IAD are scheduled on a Saturday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in Dulles Intl by month

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

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

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

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated febrero 22, 2025.
Read through reviews of airlines operating flights from Utah to Washington, D.C., such as Southwest, Alaska Airlines and Delta. 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
8.1
Very good
4,395 reviews

Comfort

8.1

Crew

8.7

Overall

8.1

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,395 reviews
Southwest
8.1
Very good
4,395 reviews

Comfort

8.1

Crew

8.7

Overall

8.1

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,700 reviews
Southwest
8.1
Very good
4,395 reviews

Comfort

8.1

Crew

8.7

Overall

8.1

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,203 reviews
Southwest
8.1
Very good
4,395 reviews

Comfort

8.1

Crew

8.7

Overall

8.1

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Hawaiian Airlines
7.9
Good
2,314 reviews
Southwest
8.1
Very good
4,395 reviews

Comfort

8.1

Crew

8.7

Overall

8.1

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,754 reviews
Southwest
8.1
Very good
4,395 reviews

Comfort

8.1

Crew

8.7

Overall

8.1

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from Utah to Dulles Intl. 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 Utah to Washington, D.C. Dulles Intl Airport one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $146. However, be on the lookout for offers from Hawaiian Airlines and Delta, as they are both options that can get you from Utah to Washington, D.C. Dulles Intl Airport for a low price.

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

    When deciding which route to take from Utah to Washington, D.C. Dulles Intl Airport consider Salt Lake City - Washington, D.C. Dulles Intl, Saint George - Washington, D.C. Dulles Intl or Moab Canyonlands Field - Washington, D.C. Dulles Intl as they are the most popular.

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

    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 Utah to Washington, D.C. Dulles Intl Airport on time: United Airlines (91%), Aeromexico (84%), WestJet (82%).

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

    The cheapest flight price from Utah to Washington, D.C. Dulles Intl Airport is $228. On average you can expect to pay $816. The most popular route, (Salt Lake City - Washington, D.C. Dulles Intl), can usually be booked for $308.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Utah to Dulles Intl 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 Utah to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Utah to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Utah to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $389). 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

Traveling to a place near Utah?

Book flights to Utah if you plan to visit one of these locations
Arlington
Alexandria
Fairfax
Springfield
Rockville
Tysons
Gaithersburg
Silver Spring
Fredericksburg
Linthicum Heights
Laurel
Falls Church
Woodbridge
Sterling
Easton
Herndon
Bowie
Reston
National Harbor
Oxon Hill

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Alternative routes for Utah to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Reagan-National flights
Dallas/Fort Worth to Dulles Intl flights
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Seattle to Baltimore flights
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Minneapolis to Reagan-National flights
San Francisco to Baltimore flights
Atlanta to Baltimore flights
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Denver to Reagan-National flights
Minneapolis to Baltimore flights
Orlando to Reagan-National flights
Denver to Baltimore flights
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Detroit to Dulles Intl flights
Detroit to Reagan-National flights
Minneapolis to Dulles Intl flights
Detroit to Baltimore flights
George Bush Intcntl to Reagan-National flights
Newark to Dulles Intl flights
Portland to Reagan-National flights
Orlando to Baltimore flights
Portland to Dulles Intl flights
Miami to Reagan-National flights
Midway to Reagan-National flights
Burbank to Baltimore flights
Sky Harbor Intl to Dulles Intl flights

Top 6 airlines flying from Utah to Dulles Intl

Discover the top 6 airlines that operate flights from Utah to Dulles Intl. 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 febrero 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$124Average$285FlexibilityNo cancel feeOn-time62%
Breeze AirwaysCheapest$165Average$242FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$262Average$451FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$278Average$560FlexibilityNo cancel feeOn-time69%
DeltaCheapest$400Average$601FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$482Average$558FlexibilityNo cancel feeOn-time63%
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