Cheap flights from Salt Lake City to Washington, D.C. from $86

The month of August is, on average, the cheapest month to fly to Washington, D.C. from Salt Lake City, with most prices found around $324. If you’re not able to fly to Washington, D.C. in August, then July is your next best option. Flight prices from Salt Lake City to Washington, D.C. during July average around $329.

On average, the least expensive day to fly to Washington, D.C. from Salt Lake City is on a Friday. momondo users have found tickets for Friday departures for as low as $421. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Salt Lake City to Washington, D.C. for around $581.

In the afternoon is the cheapest time of day to fly from Salt Lake City to Washington, D.C. when you can find flight prices for as low as $374. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $522. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Salt Lake City to Washington, D.C. Dulles Intl for the best Salt Lake City - Washington, D.C. flight prices

You are more likely to see cheaper flights to Washington, D.C. from Salt Lake City when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $362 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Salt Lake City for as low as $279 on momondo.

There are 4 cabin classes available to choose from on Salt Lake City to Washington, D.C. flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 43% on your flight if you consider stops on a Salt Lake City to Washington, D.C. flight.

As of March 2026, prices for Salt Lake City to Washington, D.C. flights are approximately 19% more expensive when compared to flights at the same time last year.

Frontier, Delta, and Southwest are the most popular carriers operating from Salt Lake City to Washington, D.C.

Delta, United Airlines and Southwest are the top three most popular airlines that fly to Washington, D.C. from Salt Lake City according to our data. Delta is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 6 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

Denver (DEN) was the most common stop: 80% of momondo users choosing 1-stop flights on this route connected there.

Flights via Las Vegas (LAS) offer the lowest average round-trip price of $185.

Flights connecting via Chicago (ORD) have the shortest average one-way travel time: 6h 27m.

Chicago (ORD) has the shortest average layover time for this route: 0h 54m.

As of March 2026, there are 8 flights per day flying from Salt Lake City to Washington, D.C.. The most common time of day flights depart is 5:00PM, with 35% of flights taking off in the afternoon.

As of March 2026, there are 56 flights per week flying from Salt Lake City to Washington, D.C.. The most common day of the week flights depart is Thu, with 18% of flights taking off on this day.