How much does it cost to fly round-trip from Salt Lake City to Washington, D.C.?

Airfare is below average for this route at the moment. Salt Lake City to Washington, D.C. flights typically cost between $361 and $844 in December. The cheapest round-trip price found within the last 3 days was $197 on Multiple Airlines (Dec 3-Dec 7).

How long is the flight from Salt Lake City to Washington, D.C.?

For as low as $269, Delta can have you in Washington, D.C. from Salt Lake City in 4h 11m. There are 1846 mi between Salt Lake City and Washington, D.C.. Both multi-stop and nonstop flights can be found to your destination and back.

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

Flying on Frontier is currently your cheapest option to Washington, D.C., with prices starting at $137. Additional round-trip tickets that might be worth considering are offered by United Airlines and Delta, with the lowest prices starting at $269 and $269, respectively. Users have found that Frontier is 67% cheaper than the other options available to this destination.

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

$135 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on United Airlines and Sun Country Air, with prices starting from $135 and $178, respectively.

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

Booking 59 days in advance of your planned departure date is, on average, the best time to get cheap flights from Salt Lake City to Washington, D.C.. 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 Salt Lake City to Washington, D.C.?

Currently, January is the cheapest month in which you can book a flight from Salt Lake City to Washington, D.C. (average of $129). Flying from Salt Lake City to Washington, D.C. in June is currently the most expensive (average of $252). 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 day to fly from Salt Lake City to Washington, D.C.?

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

In terms of precipitation, rainfall in Washington, D.C. 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. when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C., 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).

What are the most popular routes from Salt Lake City to Washington, D.C.?

When deciding which route to take from Salt Lake City to Washington, D.C. consider Salt Lake City - Washington, D.C. Reagan-National, Salt Lake City - Baltimore/Washington or Salt Lake City - Washington, D.C. Dulles Intl as they are the most popular.

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

Looking for the cheapest flight from Salt Lake City to Washington, D.C.? While on average our users pay $429, our data indicates the cheapest price to be $134. The most popular route (Salt Lake City - Washington, D.C. Reagan-National), is priced around $130.

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

Consider Lufthansa (95%), Delta (87%) or Korean Air (86%) when booking your flight. These represent the most reliable airlines when flying from Salt Lake City to Washington, D.C..

What are the most popular airlines that fly from Salt Lake City to Washington, D.C.?

The most popular airlines flying from Salt Lake City to Washington, D.C. are Delta, Frontier and United Airlines. Something to consider prior to booking your flight.

What is the cheapest time of day to fly from SLC to WAS?

It’s typically best to fly out from Salt Lake City to Washington, D.C. at noon. Doing so could potentially save you 32% on the flight price compared to flying in the morning, which is usually more expensive.

Most accurate provider : When it comes to deals on Salt Lake City-Washington, D.C. flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Salt Lake City-Washington, D.C. flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Salt Lake City-Washington, D.C. flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Salt Lake City-Washington, D.C. flights, Cheapflights users trust CheapOair the most. CheapOair 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 Salt Lake City-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

If you book a flight to Washington, D.C. from Salt Lake City, you will be flying from 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 3 flights from Salt Lake City to Washington, D.C. per day from 5 different airlines.

Can I find deals for flights from Salt Lake City to Washington, D.C. that include hotel bookings?

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

How can I find direct flights from Salt Lake City to Washington, D.C.?

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

Can I find deals for business class flights from Salt Lake City to Washington, D.C.?

Yes. Cheapflights offers flight deals from Salt Lake City to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$67+ Flights from Salt Lake City to Washington, D.C.

Most accurate provider	CheapOair 3 stars
Most trusted provider	CheapOair 3 stars
Round-trip from	$197 (Kiwi.com)
One-way from	$67 (Kiwi.com)
Popular in	November
Cheapest in	July
Average price	$358
Good round-trip deal	$338 or less
Good one-way deal	$190 or less

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
CheapOair	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars

Check in at SLC's main terminal before heading through the expanded security checkpoint. Enjoy local dining options like craft beer and tacos at The Plaza.

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$137	Average$242	FlexibilityNo cancel fee	On-time62%
United Airlines	Cheapest$269	Average$456	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$269	Average$494	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$288	Average$488	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$288	Average$431	FlexibilityNo cancel fee	On-time63%

$67+ Cheap flights from Salt Lake City (SLC) to Washington, D.C. (WAS)

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 12/23. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Salt Lake City to Washington, D.C. with Cheapflights

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Cheapflights Tip: The best prices from Salt Lake City to Washington, D.C. are usually found in July or September, booked 59 days in advance, depart on a Tuesday or Saturday and return on a Tuesday

Cheap flight deals from Salt Lake City to Washington, D.C.

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Find flight deals from Salt Lake City to Washington, D.C.

Cheapest flights from Salt Lake City to Washington, D.C.Explore the most affordable flight options available from Salt Lake City to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

Explore the most affordable flight options available from Salt Lake City to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

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Use the filters below to find and compare flights from Salt Lake City to Washington, D.C. that are best for you.

Compare providers for flights from Salt Lake City to Washington, D.C.

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 Salt Lake City to Washington, D.C. in October.

Best time to book a flight from Salt Lake City to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Salt Lake City with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Salt Lake City to Washington, D.C.

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

Use this chart to determine the optimal time to book a round-trip flight from Salt Lake City to Washington, D.C.. Price data was last updated on October 24, 2025.

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

What is the cheapest time of day to fly from SLC to WAS?

Find hourly flight availability from Salt Lake City to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

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

Use this chart to determine the cheapest time to fly round-trip from Salt Lake City to Washington, D.C.. Price data was last updated on October 26, 2025.

How much does it cost to fly round-trip from Salt Lake City to Washington, D.C.?

The best insider tips for Salt Lake City to Washington, D.C. flights

Cheapflights partnered with top experts to bring you the best recommendations for your Salt Lake City to Washington, D.C. trip

Airports

SLC

IAD

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Reviews of airlines servicing Washington, D.C.

See what other customers who have flown with Southwest, Delta, and United Airlines from Salt Lake City to Washington, D.C. have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Salt Lake City to Washington, D.C.. 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 from for flights from Salt Lake City to Washington, D.C.?

How long is the flight from Salt Lake City to Washington, D.C.?

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

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

What are the most popular routes from Salt Lake City to Washington, D.C.?

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

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

Can I find deals for flights from Salt Lake City to Washington, D.C. that include hotel bookings?

How can I find direct flights from Salt Lake City to Washington, D.C.?

Can I find deals for business class flights from Salt Lake City to Washington, D.C.?

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

Traveling to a place near Washington, D.C.?

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Alternative routes for Salt Lake City to Washington, D.C.

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Cheapest flights from Salt Lake City to Washington, D.C.
Explore the most affordable flight options available from Salt Lake City to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.