What is the cheapest airline that flies from Salt Lake City to Washington, D.C. Dulles Intl?

Frontier, Hawaiian Airlines, and Southwest are the most popular carriers operating from Salt Lake City to Washington, D.C. Dulles Intl

What airlines fly to Washington, D.C. Dulles Intl Airport?

Delta, United Airlines and American Airlines are the top three most popular airlines that fly to Washington, D.C. Dulles Intl Airport from Salt Lake City according to our data. Delta is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Washington, D.C. Dulles Intl Airport. Keep in mind that there are 6 different airlines that fly to Washington, D.C. Dulles Intl Airport on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Salt Lake City Airport to Washington, D.C. Dulles Intl Airport?

Prices for flights from Salt Lake City Airport to Washington, D.C. Dulles Intl Airport were last updated today.

How many operators does momondo search for flights from Salt Lake City Airport to Washington, D.C. Dulles Intl Airport?

As of July 2025, there are 5 operators available to choose from for flights from Salt Lake City Airport to Washington, D.C. Dulles Intl Airport.

How old do you have to be to fly from Salt Lake City Airport to Washington, D.C. Dulles Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Salt Lake City Airport to Washington, D.C. Dulles Intl Airport.

What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$82 Cheap Flights from Salt Lake City to Washington, D.C. Dulles Intl Airport in 2025

Q: How many flights depart from Salt Lake City to Washington, D.C. Dulles Intl Airport on average per week?

As of July 2025, 30 flights take off from Salt Lake City and land in Washington, D.C. Dulles Intl Airport each week. The most common flight departure day for this route is Mon, with 17% of weekly flights taking off on this day.

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Find the cheapest flights from Salt Lake City to Washington, D.C.

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One-way

Last minute

Direct

Cheap round-trip flights

5:03 pm - 6:34 amSLC-IAD

11h 31m1 stop

7:30 am - 4:38 pmIAD-SLC

11h 08m1 stop

$215Frontier

Find Deal

Mon, Aug 11 - Mon, Aug 18

5:03 pm - 6:34 amSLC-IAD

11h 31m1 stop

7:30 am - 4:38 pmIAD-SLC

11h 08m1 stop

$217Frontier

Find Deal

Fri, Aug 15 - Mon, Aug 18

10:00 am - 4:08 pmSLC-IAD

4h 08mnonstop

5:55 pm - 8:52 pmIAD-SLC

4h 57mnonstop

$271United Airlines

Find Deal

Fri, Aug 29 - Mon, Sep 1

7:00 am - 4:30 pmSLC-IAD

7h 30m1 stop

5:55 pm - 8:52 pmIAD-SLC

4h 57mnonstop

$277United Airlines

Find Deal

Tue, Sep 16 - Tue, Sep 23

5:35 pm - 11:33 pmSLC-IAD

3h 58mnonstop

7:05 am - 9:33 amIAD-SLC

4h 28mnonstop

$281Delta

Find Deal

Wed, Sep 24 - Mon, Sep 29

5:35 pm - 11:32 pmSLC-IAD

3h 57mnonstop

5:25 pm - 12:55 amIAD-SLC

9h 30m1 stop

$291Delta

Find Deal

Fri, Aug 22 - Mon, Aug 25

12:10 pm - 10:56 pmSLC-IAD

8h 46m1 stop

10:25 am - 7:27 pmIAD-SLC

11h 02m2 stops

$296American Airlines

Find Deal

Wed, Aug 13 - Tue, Aug 19

3:10 pm - 12:55 amSLC-IAD

7h 45m1 stop

2:10 pm - 11:25 pmIAD-SLC

11h 15m1 stop

$297Southwest

Find Deal

Sun, Aug 17 - Thu, Aug 21

11:58 pm - 9:53 amSLC-IAD

7h 55m1 stop

6:27 am - 11:12 amIAD-SLC

6h 45m1 stop

$301American Airlines

Find Deal

Thu, Aug 14 - Sat, Aug 16

6:20 am - 4:20 pmSLC-IAD

8h 00m1 stop

4:30 pm - 11:55 pmIAD-SLC

9h 25m1 stop

$304Southwest

Find Deal

Sat, Aug 9 - Thu, Aug 14

Frontier flights from Salt Lake City to Washington, D.C. Dulles Intl Airport

Our best Frontier deals on Salt Lake City to Washington, D.C. Dulles Intl Airport flight tickets

Frontier

Aug 11

SLC5:03 pmSalt Lake City

11h 31m

1 stop

IAD6:34 amWashington, D.C. Dulles Intl

Aug 18

IAD7:30 amWashington, D.C. Dulles Intl

11h 08m

1 stop

SLC4:38 pmSalt Lake City

$215

Find similar

Frontier

Aug 15

SLC5:03 pmSalt Lake City

11h 31m

1 stop

IAD6:34 amWashington, D.C. Dulles Intl

Aug 18

IAD7:30 amWashington, D.C. Dulles Intl

11h 08m

1 stop

SLC4:38 pmSalt Lake City

$217

Find similar

Frontier

Aug 14

SLC7:44 pmSalt Lake City

8h 50m

1 stop

IAD6:34 amWashington, D.C. Dulles Intl

Aug 16

IAD12:27 pmWashington, D.C. Dulles Intl

8h 31m

1 stop

SLC6:58 pmSalt Lake City

$253

Find similar

American Airlines flights from Salt Lake City to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on Salt Lake City to Washington, D.C. Dulles Intl Airport flight tickets

American Airlines

Aug 13

SLC12:10 pmSalt Lake City

8h 46m

1 stop

IAD10:56 pmWashington, D.C. Dulles Intl

Aug 19

IAD10:25 amWashington, D.C. Dulles Intl

11h 02m

2 stops

SLC7:27 pmSalt Lake City

$296

Find similar

American Airlines

Aug 14

SLC11:58 pmSalt Lake City

7h 55m

1 stop

IAD9:53 amWashington, D.C. Dulles Intl

Aug 16

IAD6:27 amWashington, D.C. Dulles Intl

6h 45m

1 stop

SLC11:12 amSalt Lake City

$301

Find similar

American Airlines

Aug 30

SLC7:45 amSalt Lake City

9h 15m

1 stop

IAD7:00 pmWashington, D.C. Dulles Intl

Sep 6

IAD6:25 amWashington, D.C. Dulles Intl

12h 33m

2 stops

SLC4:58 pmSalt Lake City

$302

Find similar

How to get the cheapest flight ticket from Salt Lake City to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, July is the cheapest month to fly from Salt Lake City to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $319. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of July, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $379.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Tuesday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $439. 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. Dulles Intl Airport for around $696.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Salt Lake City at noon is the least expensive time of day to depart. momondo users have found prices as low as $415 when looking at flights departing at noon. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $633 on average. Flights to Washington, D.C. Dulles Intl Airport from Salt Lake City in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Salt Lake City to Washington, D.C. Dulles Intl flight route?

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

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Salt Lake City when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $498 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Salt Lake City for as low as $370 on momondo.

What cabin class options are available on Salt Lake City to Washington, D.C. Dulles Intl flights?

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

Can stopping save me money on Salt Lake City to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 46% on your flight if you consider stops on a Salt Lake City to Washington, D.C. Dulles Intl Airport flight.

How have Salt Lake City to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of July 2025, prices for Salt Lake City to Washington, D.C. Dulles Intl Airport flights are approximately 11% cheaper when compared to flights at the same time last year.

When to book flights from Salt Lake City to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Salt Lake City to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Salt Lake City to Washington, D.C. Dulles Intl Airport (SLC to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Salt Lake City to Washington, D.C. Dulles Intl Airport

Best Price Found	$82
Fastest flight time	3h 57m
Direct flights	Every day

The best one-way flight to Washington, D.C. Dulles Intl Airport from Salt Lake City in the past 72 hours is $82. The best round-trip flight deal from Salt Lake City to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $215.

The fastest flight from Salt Lake City to Washington, D.C. Dulles Intl Airport takes 3h 57m

Direct flights go from Salt Lake City to Washington, D.C. Dulles Intl Airport every day.

Search flight deals

How far is Salt Lake City to Washington, D.C. Dulles Intl by plane?
There are 1817.6 mi between Salt Lake City and Washington, D.C. Dulles Intl. Flights usually cover this in 3h 57m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Salt Lake City Airport to Washington, D.C. Dulles Intl Airport?
Prices for flights from Salt Lake City Airport to Washington, D.C. Dulles Intl Airport were last updated today.
How many operators does momondo search for flights from Salt Lake City Airport to Washington, D.C. Dulles Intl Airport?
As of July 2025, there are 5 operators available to choose from for flights from Salt Lake City Airport to Washington, D.C. Dulles Intl Airport.
How old do you have to be to fly from Salt Lake City Airport to Washington, D.C. Dulles Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Salt Lake City Airport to Washington, D.C. Dulles Intl Airport.
What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?
The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Salt Lake City to Washington, D.C. Dulles Intl Airport?
momondo data reveals that the most frequently booked plane model on the route from Salt Lake City to Washington, D.C. Dulles Intl Airport is Boeing 737-900, representing 23.31% of all bookings. The subsequent popular models are Boeing 737-800 at 21.47%, Airbus A321neo at 17.22%, and Boeing 737-700 at 15.84%.
What is the most popular airline from Salt Lake City to Washington, D.C. Dulles Intl Airport?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Salt Lake City to Washington, D.C. Dulles Intl Airport is Delta (42% of total bookings). The next most popular airlines are United Airlines (35%), Frontier (8%), and Southwest (8%).

Best airlines flying from Salt Lake City to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Salt Lake City to Washington, D.C. Dulles Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $124	Free Cancellation	Rating 5.9 3,256 reviews	Search Frontier flights
American Airlines	PriceFrom $168	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $269	Free Cancellation	Rating 7.4 8,863 reviews	Search United Airlines flights
Delta	PriceFrom $271	Free Cancellation	Rating 8.0 7,957 reviews	Search Delta flights
Southwest	PriceFrom $290	Free Cancellation	Rating 8.0 4,241 reviews	Search Southwest flights

Delta Flights From Salt Lake City to Washington, D.C. Dulles Intl Airport
Delta operates around 5 flights from Salt Lake City to Washington, D.C. Dulles Intl Airport every week. The average price of these flights found in the last 72 hours has been $520, but momondo users have found Delta deals from Salt Lake City to Washington, D.C. Dulles Intl Airport from as low as $271 round-trip. Delta has been scored 8.0/10 in 7,957 reviews.
United Airlines Flights From Salt Lake City to Washington, D.C. Dulles Intl Airport
United Airlines (7.4/10 from 8,863 reviews) operates around 6 flights from Salt Lake City to Washington, D.C. Dulles Intl Airport in any given week. The average United Airlines airfare for this route is around $464, with deals from around $269 rare but found on momondo. Referenced prices are for round-trip Salt Lake City to Washington, D.C. Dulles Intl Airport flight searches in the last 72 hours.

Alexandria

Gettysburg

Arlington

National Harbor

Winchester

Laurel

Woodbridge

Silver Spring

Tysons

Waldorf

Fredericksburg

Manassas

Harpers Ferry

Gaithersburg

Rockville

Towson

Fairfax

Colonial Beach

Glen Burnie

Linthicum Heights

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Why should I use momondo to find a flight deal from Salt Lake City to Washington, D.C.?

It is quick and easy to find Salt Lake City to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

Can I find flights from Salt Lake City to Washington, D.C. with flexible booking policies on momondo?

Flights from Salt Lake City to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Salt Lake City to Washington, D.C.?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from Salt Lake City.

I’m not ready to book a flight from Salt Lake City to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from Salt Lake City. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Cheap flights from Salt Lake City to Washington, D.C. from $82

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Frontier flights from Salt Lake City to Washington, D.C. Dulles Intl Airport

Our best Frontier deals on Salt Lake City to Washington, D.C. Dulles Intl Airport flight tickets

American Airlines flights from Salt Lake City to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on Salt Lake City to Washington, D.C. Dulles Intl Airport flight tickets

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Salt Lake City to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

What is the cheapest Salt Lake City to Washington, D.C. Dulles Intl flight route?

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

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

What cabin class options are available on Salt Lake City to Washington, D.C. Dulles Intl flights?

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

Can stopping save me money on Salt Lake City to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 46% on your flight if you consider stops on a Salt Lake City to Washington, D.C. Dulles Intl Airport flight.

How have Salt Lake City to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of July 2025, prices for Salt Lake City to Washington, D.C. Dulles Intl Airport flights are approximately 11% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Salt Lake City to Washington, D.C. Dulles Intl?

Frontier, Hawaiian Airlines, and Southwest are the most popular carriers operating from Salt Lake City to Washington, D.C. Dulles Intl

What airlines fly to Washington, D.C. Dulles Intl Airport?

How many flights depart from Salt Lake City to Washington, D.C. Dulles Intl Airport on average per day?

The number of flights available between Salt Lake City and Washington, D.C. Dulles Intl Airport is 4 per day as of July 2025. The most frequent departure time is 5:00PM, with 100% of daily flights leaving in the afternoon.

How many flights depart from Salt Lake City to Washington, D.C. Dulles Intl Airport on average per week?

As of July 2025, 30 flights take off from Salt Lake City and land in Washington, D.C. Dulles Intl Airport each week. The most common flight departure day for this route is Mon, with 17% of weekly flights taking off on this day.

When to book flights from Salt Lake City to Washington, D.C. Dulles Intl Airport

Cheap Salt Lake City to Washington, D.C. Dulles Intl Airport (SLC to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Salt Lake City to Washington, D.C. Dulles Intl Airport

Best Price Found

Fastest flight time

Direct flights

How far is Salt Lake City to Washington, D.C. Dulles Intl by plane?

When did momondo last update prices for flights from Salt Lake City Airport to Washington, D.C. Dulles Intl Airport?

How many operators does momondo search for flights from Salt Lake City Airport to Washington, D.C. Dulles Intl Airport?

How old do you have to be to fly from Salt Lake City Airport to Washington, D.C. Dulles Intl Airport?

What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

What is the most popular plane model from Salt Lake City to Washington, D.C. Dulles Intl Airport?

What is the most popular airline from Salt Lake City to Washington, D.C. Dulles Intl Airport?

Best airlines flying from Salt Lake City to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Salt Lake City to Washington, D.C. Dulles Intl Airport with momondo

Delta Flights From Salt Lake City to Washington, D.C. Dulles Intl Airport

United Airlines Flights From Salt Lake City to Washington, D.C. Dulles Intl Airport

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

Why use momondo?

Why should I use momondo to find a flight deal from Salt Lake City to Washington, D.C.?

Can I find flights from Salt Lake City to Washington, D.C. with flexible booking policies on momondo?

How can momondo help me find flights from Salt Lake City to Washington, D.C.?

I’m not ready to book a flight from Salt Lake City to Washington, D.C. right now. Can momondo alert me if prices change?

An easier way to manage your Washington, D.C. Dulles Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Washington, D.C.

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