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Salt Lake City

$126+ Cheap flights from Dulles Intl (IAD) to Salt Lake City (SLC)

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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SLC
Apr 9 — Apr 161
Wed 4/9
Wed 4/16
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Salt Lake City are usually found in May or January, booked 68 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Dulles Intl to Salt Lake City

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Salt Lake City (SLC). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 4, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$274
(Expedia)

One-way from

$126
(CheapOair)

Popular in

December

Cheapest in

May

Average price

$548

Good round-trip deal

$369 or less

Good one-way deal

$197 or less
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Salt Lake City flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Salt Lake City flights.
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From Washington, D.C. Dulles Intl to Salt Lake City
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One-way flight from Washington, D.C. Dulles Intl to Salt Lake City
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Highest demand for flights based on searches. 7% potential increase in price ($44 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($15 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 Salt Lake City.
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Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Salt Lake City.
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Find flight deals from Dulles Intl to Salt Lake City

Cheapest flights from Dulles Intl to Salt Lake City
Explore the most affordable flight options available from Dulles Intl to Salt Lake City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2025.

This Expedia deal was found by Cheapflights users on 4/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/297:00 amIAD - SLC
1 stop11h 00mMultiple Airlines
Thu 5/15:37 pmSLC - IAD
1 stop10h 54mMultiple Airlines
Deal found 4/2$274
This Delta deal was found by Cheapflights users on 4/4. 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.
Fri 4/257:25 amIAD - SLC
1 stop11h 12mDelta
Fri 5/25:40 pmSLC - IAD
Nonstop3h 51mDelta
Deal found 4/4$279
This United Airlines deal was found by Cheapflights users on 4/4. 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 9/165:40 pmIAD - SLC
1 stop7h 05mUnited Airlines
Tue 9/237:00 amSLC - IAD
1 stop7h 23mUnited Airlines
Deal found 4/4$284
This Hawaiian Airlines deal was found by Cheapflights users on 4/4. 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.
Wed 5/77:00 amIAD - SLC
1 stop11h 00mHawaiian Airlines
Wed 8/278:38 pmSLC - IAD
1 stop8h 54mHawaiian Airlines
Deal found 4/4$288
This American Airlines deal was found by Cheapflights users on 4/4. 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.
Sun 5/45:00 amIAD - SLC
2 stops9h 36mAmerican Airlines
Sat 5/102:18 pmSLC - IAD
1 stop6h 39mAmerican Airlines
Deal found 4/4$292
This Frontier deal was found by Cheapflights users on 4/3. 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 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
Wed 5/286:36 pmSLC - IAD
1 stop13h 31mFrontier
Deal found 4/3$300
This Alaska Airlines deal was found by Cheapflights users on 4/4. 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 4/226:42 amIAD - SLC
1 stop9h 54mAlaska Airlines
Tue 4/291:55 pmSLC - IAD
1 stop25h 27mAlaska Airlines
Deal found 4/4$313
This Southwest deal was found by Cheapflights users on 4/4. 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.
Fri 4/257:25 amIAD - SLC
1 stop7h 45mSouthwest
Thu 5/15:10 amSLC - IAD
1 stop6h 15mSouthwest
Deal found 4/4$334

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl to Salt Lake City 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 4, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Salt Lake City that are best for you.

Fly from

Dulles Intl

Fly to

Salt Lake City

Route

Depart

Return

Price

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

Tue 4/29

7:00 am-4:00 pm

1 stop11h 00m

Salt Lake City

Thu 5/1

5:37 pm-6:31 am

1 stop10h 54m

$274

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

Fri 4/25

5:55 pm-8:59 pm

Nonstop5h 04m

Salt Lake City

Wed 4/30

1:10 pm-10:19 pm

1 stop7h 09m

$279

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

Wed 5/7

7:00 am-4:00 pm

1 stop11h 00m

Salt Lake City

Wed 8/27

8:38 pm-7:32 am

1 stop8h 54m

$288

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

Sun 5/4

5:00 am-12:36 pm

2 stops9h 36m

Salt Lake City

Sat 5/10

2:18 pm-10:57 pm

1 stop6h 39m

$292

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

Wed 5/7

7:30 am-10:06 am

Nonstop4h 36m

Salt Lake City

Sun 5/11

5:30 pm-11:28 pm

Nonstop3h 58m

$294

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

$300

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

Tue 4/22

6:42 am-2:36 pm

1 stop9h 54m

Salt Lake City

Thu 4/24

12:57 pm-12:23 am

1 stop9h 26m

$313

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

Fri 4/25

7:25 am-1:10 pm

1 stop7h 45m

Salt Lake City

Thu 5/1

5:10 am-1:25 pm

1 stop6h 15m

$334

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

Sun 5/11

7:31 am-9:46 pm

1 stop16h 15m

$126

Washington, D.C.Salt Lake City

IAD - SLC

IADSLC

Washington, D.C. Dulles Intl

Sun 5/25

9:00 am-6:39 pm

1 stop11h 39m

$144

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/3

Showing 1-10 of 17 results
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Compare providers for flights from Dulles Intl to Salt Lake City

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Salt Lake City in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Salt Lake City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Salt Lake City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Salt Lake City flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Salt Lake City flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Salt Lake City flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Salt Lake City

Have a flexible travel schedule? Discover the best time to fly to Salt Lake City 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 Salt Lake City

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Salt Lake City?

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Salt Lake City. Price data was last updated on March 28, 2025.

Booking 68 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Dulles Intl Airport to Salt Lake City. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Salt Lake City (average of $277). Flying from Washington, D.C. Dulles Intl Airport to Salt Lake City 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 SLC?

Find hourly flight availability from Dulles Intl to Salt Lake City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 4, 2025.

It’s typically best to fly out from Washington, D.C. Dulles Intl Airport to Salt Lake City at noon. Doing so could potentially save you 21% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Salt Lake City?

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Salt Lake City. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Salt Lake City flight should consider departing on Wednesday at noon when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Salt Lake City

Explore weekly flight availability from Dulles Intl to Salt Lake City. 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 4, 2025.

The most flights from IAD to SLC are scheduled on a Monday (3 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Salt Lake City by month

Plan your trip to Salt Lake City by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Salt Lake City 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 Salt Lake City when rainfall is around 0.6 in.

Temperature in Salt Lake City by month

Plan your trip to Salt Lake City by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Salt Lake City, 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 Salt Lake City

Get insights into the airlines that provide service to Salt Lake City. 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 Salt Lake City. Reviews last updated April 4, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Washington, D.C. to Salt Lake City by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,839 reviews

Overall

8.0

Crew

8.5

Food

7.1

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,839 reviews
Alaska Airlines
8.0
Very good
9,839 reviews

Overall

8.0

Crew

8.5

Food

7.1

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,276 reviews
Alaska Airlines
8.0
Very good
9,839 reviews

Overall

8.0

Crew

8.5

Food

7.1

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,900 reviews
Alaska Airlines
8.0
Very good
9,839 reviews

Overall

8.0

Crew

8.5

Food

7.1

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,349 reviews
Alaska Airlines
8.0
Very good
9,839 reviews

Overall

8.0

Crew

8.5

Food

7.1

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,618 reviews
Alaska Airlines
8.0
Very good
9,839 reviews

Overall

8.0

Crew

8.5

Food

7.1

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

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

  • What airport do you fly into for flights to Salt Lake City from Washington, D.C. Dulles Intl?

    If you book a flight to Salt Lake City from Washington, D.C. Dulles Intl, you will be flying to Salt Lake City, which is the city’s only airport. Salt Lake City (SLC) is located 5.7 mi from the center of Salt Lake City. There are 2 flights from Washington, D.C. Dulles Intl to Salt Lake City per day from 5 different airlines.

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Salt Lake City round-trip?

    United Airlines, at $279, was found to be the cheapest airline from Washington, D.C. Dulles Intl Airport to Salt Lake City.Alternate airlines to your destination round-trip include Hawaiian Airlines and American Airlines. United Airlines is currently priced 52% below the average price you’ll pay for this route.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $126. However, be on the lookout for offers from Alaska Airlines and Southwest, as they are both options that can get you from Washington, D.C. Dulles Intl Airport to Salt Lake City for a low price.

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

    Consider Delta (90%), Aeromexico (82%) or United Airlines (56%) when booking your flight. These represent the most reliable airlines when flying from Washington, D.C. Dulles Intl Airport to Salt Lake City.

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

    While on average a flight from Washington, D.C. Dulles Intl Airport to Salt Lake City is generally $1,006, our data shows the cheapest flight currently is $148. When looking at the most popular route, (Washington, D.C. Dulles Intl - Salt Lake City), you can expect to pay $269 for that flight.

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

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

  • How can I find direct flights from Dulles Intl to Salt Lake City?

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

  • Can I find deals for business class flights from Dulles Intl to Salt Lake City?

    Yes. Cheapflights offers flight deals from Dulles Intl to Salt Lake City 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 Salt Lake City?

    Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Salt Lake City (average of $277). Flying from Washington, D.C. Dulles Intl Airport to Salt Lake City 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.

See more FAQs

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Draper
Midvale
Bountiful
West Valley City
Layton
Farmington
Logan
West Jordan
Evanston
South Jordan
Lehi
Sandy

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Top 5 airlines flying from Dulles Intl to Salt Lake City

Discover the top 5 airlines that operate flights from Dulles Intl to Salt Lake City. 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 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$169Average$238FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$288Average$461FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$395Average$601FlexibilityNo cancel feeOn-time69%
DeltaCheapest$438Average$598FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$441Average$579FlexibilityNo cancel feeOn-time63%

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