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Flights from Salt Lake City to Washington D.C.

Search for direct flights from Salt Lake City to Washington D.C. in the next 3 months. Based on Trip.com's latest 7-day flight data, one-way direct flights start at US$195, and round-trip direct flights start at US$321.

      • Cheapest nonstop
        SLC 17:40
        3h 59m
        Nonstop
        IAD 23:39
        Salt Lake City - Washington D.C. | Mon, Aug 31 | Delta Air Lines
        IAD 07:00
        4h 39m
        Nonstop
        SLC 09:39
        Washington D.C. - Salt Lake City | Fri, Sep 4 | Delta Air Lines
        US$321 US$440
        27% off
        27% off
        US$440 US$321
      • SLC 17:37
        3h 59m
        Nonstop
        IAD 23:36
        Salt Lake City - Washington D.C. | Sun, Jul 19 | Delta Air Lines
        IAD 07:15
        4h 39m
        Nonstop
        SLC 09:54
        Washington D.C. - Salt Lake City | Sat, Jul 25 | Delta Air Lines
        US$325 US$440
        26% off
        26% off
        US$440 US$325
      • SLC 08:16
        6h 43m
        1 stop
        DCA 16:59
        Salt Lake City - Washington D.C. | Thu, Aug 20 | Frontier Airlines
        DCA 18:00
        7h 59m
        1 stop
        SLC 23:59
        Washington D.C. - Salt Lake City | Thu, Aug 27 | Frontier Airlines
        US$245 US$440
        44% off
        44% off
        US$440 US$245
      • SLC 08:16
        6h 43m
        1 stop
        DCA 16:59
        Salt Lake City - Washington D.C. | Mon, Aug 17 | Frontier Airlines
        DCA 18:00
        7h 59m
        1 stop
        SLC 23:59
        Washington D.C. - Salt Lake City | Mon, Aug 24 | Frontier Airlines
        US$252
        43% off
        US$440 US$252
      • SLC 06:05
        8h 54m
        1 stop
        DCA 16:59
        Salt Lake City - Washington D.C. | Tue, Aug 18 | Frontier Airlines
        DCA 18:00
        7h 59m
        1 stop
        SLC 23:59
        Washington D.C. - Salt Lake City | Tue, Aug 25 | Frontier Airlines
        US$254
        42% off
        US$440 US$254
      • SLC 06:05
        8h 54m
        1 stop
        DCA 16:59
        Salt Lake City - Washington D.C. | Sun, Aug 16 | Frontier Airlines
        DCA 18:00
        7h 44m
        1 stop
        SLC 23:44
        Washington D.C. - Salt Lake City | Wed, Aug 19 | Frontier Airlines
        US$254
        42% off
        US$440 US$254
      • SLC 06:05
        8h 54m
        1 stop
        DCA 16:59
        Salt Lake City - Washington D.C. | Sun, Aug 30 | Frontier Airlines
        DCA 18:00
        7h 59m
        1 stop
        SLC 23:59
        Washington D.C. - Salt Lake City | Thu, Sep 3 | Frontier Airlines
        US$254
        42% off
        US$440 US$254
      • SLC 06:05
        8h 54m
        1 stop
        DCA 16:59
        Salt Lake City - Washington D.C. | Sun, Aug 9 | Frontier Airlines
        DCA 07:00
        7h 27m
        1 stop
        SLC 12:27
        Washington D.C. - Salt Lake City | Sun, Aug 16 | Frontier Airlines
        US$254
        42% off
        US$440 US$254
      • SLC 06:05
        8h 54m
        1 stop
        DCA 16:59
        Salt Lake City - Washington D.C. | Mon, Aug 10 | Frontier Airlines
        DCA 18:00
        7h 44m
        1 stop
        SLC 23:44
        Washington D.C. - Salt Lake City | Sun, Aug 16 | Frontier Airlines
        US$254
        42% off
        US$440 US$254
      • SLC 13:12
        6h 47m
        1 stop
        DCA 21:59
        Salt Lake City - Washington D.C. | Fri, Aug 14 | Frontier Airlines
        DCA 18:00
        7h 44m
        1 stop
        SLC 23:44
        Washington D.C. - Salt Lake City | Mon, Aug 17 | Frontier Airlines
        US$255
        42% off
        US$440 US$255
      • SLC 06:05
        8h 54m
        1 stop
        DCA 16:59
        Salt Lake City - Washington D.C. | Tue, Aug 4 | Frontier Airlines
        DCA 07:00
        7h 27m
        1 stop
        SLC 12:27
        Washington D.C. - Salt Lake City | Sun, Aug 9 | Frontier Airlines
        US$255
        42% off
        US$440 US$255
      • SLC 06:05
        8h 54m
        1 stop
        DCA 16:59
        Salt Lake City - Washington D.C. | Sun, Aug 23 | Frontier Airlines
        DCA 18:00
        7h 59m
        1 stop
        SLC 23:59
        Washington D.C. - Salt Lake City | Thu, Aug 27 | Frontier Airlines
        US$255
        42% off
        US$440 US$255
      • SLC 13:00
        17h 25m
        1 stop
        WAS 14:00
        Salt Lake City - Washington D.C. | Sun, Jul 12 | Normal Airline
        WAS 15:00
        6h
        Nonstop
        SLC 16:00
        Washington D.C. - Salt Lake City | Tue, Jul 14 | Normal Airline
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      • Cheapest nonstop
        SLC 09:20
        4h 11m
        Nonstop
        IAD 15:31
        Salt Lake City - Washington D.C. | Wed, Jul 29 | United Airlines
        US$195 US$302
        35% off
        35% off
        US$302 US$195
      • SLC 17:30
        3h 59m
        Nonstop
        IAD 23:29
        Salt Lake City - Washington D.C. | Wed, Jul 29 | Delta Air Lines
        US$223 US$302
        26% off
        26% off
        US$302 US$223
      • SLC 06:05
        8h 54m
        1 stop
        DCA 16:59
        Salt Lake City - Washington D.C. | Tue, Aug 25 | Frontier Airlines
        US$126 US$302
        57% off
        57% off
        US$302 US$126
      • SLC 06:05
        8h 54m
        1 stop
        DCA 16:59
        Salt Lake City - Washington D.C. | Sat, Aug 29 | Frontier Airlines
        US$126
        57% off
        US$302 US$126
      • SLC 06:05
        8h 54m
        1 stop
        DCA 16:59
        Salt Lake City - Washington D.C. | Sat, Aug 22 | Frontier Airlines
        US$128
        57% off
        US$302 US$128
      • SLC 06:05
        8h 54m
        1 stop
        DCA 16:59
        Salt Lake City - Washington D.C. | Sat, Aug 1 | Frontier Airlines
        US$128
        57% off
        US$302 US$128
      • SLC 06:05
        8h 54m
        1 stop
        DCA 16:59
        Salt Lake City - Washington D.C. | Mon, Aug 17 | Frontier Airlines
        US$128
        57% off
        US$302 US$128
      • SLC 13:50
        16h
        1 stop
        IAD 07:50
        Salt Lake City - Washington D.C. | Fri, Aug 28 | Frontier Airlines
        US$129
        56% off
        US$302 US$129
      • SLC 08:16
        26h 35m
        1 stop
        DCA 12:51
        Salt Lake City - Washington D.C. | Tue, Jul 28 | Frontier Airlines
        US$131
        56% off
        US$302 US$131
      • SLC 13:47
        16h 33m
        1 stop
        IAD 08:20
        Salt Lake City - Washington D.C. | Wed, Jul 29 | Frontier Airlines
        US$132
        56% off
        US$302 US$132
      • SLC 06:05
        13h 54m
        1 stop
        DCA 21:59
        Salt Lake City - Washington D.C. | Sat, Jul 25 | Frontier Airlines
        US$133
        56% off
        US$302 US$133
      • SLC 13:00
        17h 25m
        1 stop
        WAS 14:00
        Salt Lake City - Washington D.C. | Sun, Jul 12 | Normal Airline
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        Find more flights

Displayed flight fares from Salt Lake City to Washington D.C. are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Cheapest airlines flights from Salt Lake City to Washington D.C.

You can choose from 1 airlines that fly from Salt Lake City to Washington D.C., including United Airlines, United Airlines has lowest fares on this route.
United Airlines logo United Airlines
Airlines are determined based on actual purchased flight tickets from Salt Lake City to Washington D.C. according to previous 12 months data from Trip.com.

Salt Lake City to Washington D.C. Flight Details

The distance between Salt Lake City and Washington D.C. is about 2,971.49 km. The average flying time from Salt Lake City to Washington D.C. is around 4 hours 31 minutes. Based on Trip.com's latest data, travel demand is highest in July. The off-season for travel is November.

Cheapest one-way flight priceUS$126
Cheapest return ticket priceUS$245
Cheapest monthNovember
Peak season for travelJuly
Flight distance2,971.49 km
Average flight time4 hours 31 minutes
Popular airlineUnited Airlines
Flight statistics for the Salt Lake City–Washington D.C. route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com Price Insights on Flights from Salt Lake City to Washington D.C.

Which month has the cheapest one-way flights from Salt Lake City to Washington D.C.?

Average monthly one-way flight prices from Salt Lake City to Washington D.C., based on bookings made by Trip.com users over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from Salt Lake City to Washington D.C. is September, with an average price of US$147; while the month with the highest flight price is usually January, with an average price of up to US$586.

US$586
US$367
US$147
0
    Cheapest
  • US$301
    Jun
  • US$541
    Jul
  • US$190
    Aug
  • US$147
    Sep
  • US$272
    Oct
  • US$330
    Nov
  • US$251
    Dec
  • US$586
    Jan
  • US$212
    Feb
  • US$191
    Mar
  • US$198
    Apr
  • US$179
    May

Frequently Asked Questions

  • What are the cheapest flights from Salt Lake City to Washington D.C. (SLC-WAS)?

    Based on Trip.com data, Frontier Airlines offers one-way fares as low as US$126 on Cheapest nonstop routes (e.g. SLC to DCA on Tue, Aug 25), while Frontier Airlines offers Cheapest nonstop round-trips from US$245 departing on Thu, Aug 20 and returning on Thu, Aug 27.
  • At the moment, you can catch a nonstop flight from Salt Lake City to Washington D.C. with the following airlines, including: United Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 4 hours 31 minutes to fly from Salt Lake City to Washington D.C..
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Salt Lake City to Washington D.C. is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 11 flight per week flying from Salt Lake City to Washington D.C.. You can check the weekly schedule for popular airlines on this route below: United Airlines: S/M/T/W/T/F/S -- UA2366 (07:12) United Airlines: S/M/T/W/T/F/S -- UA2264 (09:19)
  • To find best deals on flights from Salt Lake City to Washington D.C., you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Aug 25, with one-way flights priced at just US$126.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is United Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Washington D.C. travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Salt Lake City to Washington D.C. is November, when demand for travel is lower.
  • After crunching the numbers on our July flight calendar, it's currently cheapest to fly from Salt Lake City to Washington D.C. on July 21, 2026 with Frontier Airlines, with prices starting at US$105.
  • You can land at any one of the following hubs in Washington D.C., with Salt Lake City International Airport to Ronald Reagan Washington National Airport (SLC-DCA) is by far the most common option on this route: Ronald Reagan Washington National Airport (DCA) Dulles International Airport (IAD).
  • The time difference between Washington D.C. and Salt Lake City is 2h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Trip.com Airline Insights on Flights from Salt Lake City to Washington D.C.

Which airline offers the cheapest direct flights from Salt Lake City to Washington D.C.?

Data is based on the average price of all nonstop flights from Salt Lake City to Washington D.C. on Trip.com over the past 12 months.

Based on Trip.com’s data from the past 12 months, Frontier Airlines provides the lowest-priced direct flights from Salt Lake City to Washington D.C., with fares starting at US$143.

US$32
US$143
US$254
US$365
US$476
Frontier Airlines
US$143
Frontier Airlines
Alaska Airlines
US$198
Alaska Airlines
Hawaiian Airlines
US$224
Hawaiian Airlines
United Airlines
US$260
United Airlines
Jetblue Airways
US$283
Jetblue Airways
Delta Air Lines
US$476
Delta Air Lines

Which airline operates the most flights from Salt Lake City to Washington D.C.?

Total flights from Salt Lake City to Washington D.C. across all airlines. (Based on Trip.com data from the past month)

Based on Trip.com’s data from the past month, United Airlines/Delta Air Lines operates the most frequent flights from Salt Lake City to Washington D.C., with 15 flights per week.

0
1
8
15
United Airlines
15
United Airlines
Delta Air Lines
15
Delta Air Lines
WestJet
8
WestJet
Korean Air
7
Korean Air
Lufthansa
1
Lufthansa

How many flights fly from Salt Lake City to Washington D.C. daily?

The data is based on the flight numbers for each day of the week from Salt Lake City to Washington D.C. within the Trip.com database over the past month.

Based on the past month's historical data from Trip.com, the number of flights from Salt Lake City to Washington D.C. is the highest on Friday and the lowest on Wednesday.

30
27
23
20
Highest
24
Mon
24
Tue
23
Wed
25
Thu
30
Fri
26
Sat
27
Sun

Explore More Popular Flights

Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.