$153+ Cheap flights from Dulles Intl (IAD) to Salt Lake City (SLC)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SLC
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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Find cheap flights from Dulles Intl to Salt Lake City with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Salt Lake City are usually found in November or October, booked 69 days in advance, depart on a Tuesday or Saturday and return on a Friday
Cheap flight deals from Dulles Intl to Salt Lake City
Cheapest
Best
Last-minute
One-way
Cheapest flights from Dulles Intl to Salt Lake CityExplore 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 September 10, 2026.
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 September 10, 2026.
This Frontier deal was found by Cheapflights users on 9/8. 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.
Mon 10/2612:30 pm -
1 stop7h 28m
Mon 10/268:19 pm -
1 stop8h 01m
Deal found 9/8![Frontier logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:00 am -
1 stop8h 43m
Tue 10/1311:36 am -
2 stops16h 44m
Deal found 9/9![Frontier logo]()
$334
This Expedia deal was found by Cheapflights users on 9/8. 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.
Wed 10/146:00 am -
1 stop9h 02m
Sun 10/188:19 pm -
1 stop8h 01m
Deal found 9/8![Frontier logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:30 pm -
1 stop7h 27m
Sun 10/47:02 pm -
2 stops20h 16m
Deal found 9/9![Frontier logo]()
$336
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Tue 10/136:15 am -
1 stop9h 13m
Wed 10/2811:30 pm -
1 stop7h 14m
Deal found 9/9![American Airlines logo]()
$337
This Frontier deal was found by Cheapflights users on 9/5. 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.
Mon 10/512:43 pm -
1 stop7h 14m
Thu 10/158:19 pm -
1 stop8h 01m
Deal found 9/5![Frontier logo]()
$338
This Frontier deal was found by Cheapflights users on 9/7. 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.
Mon 9/2812:30 pm -
1 stop7h 27m
Tue 10/61:38 pm -
1 stop14h 42m
Deal found 9/7![Frontier logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/139:06 pm -
2 stops15h 35m
Thu 10/227:10 pm -
1 stop14h 24m
Deal found 9/9![Frontier logo]()
$340
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2212:30 pm -
1 stop7h 43m
Tue 10/274:16 pm -
2 stops29h 27m
Deal found 9/5![Frontier logo]()
$343
This Super.com deal was found by Cheapflights users on 9/7. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:00 am -
1 stop9h 02m
Tue 10/209:28 am -
1 stop18h 52m
Deal found 9/7![Frontier logo]()
$344
This Expedia deal was found by Cheapflights users on 9/9. 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.
Fri 10/912:30 pm -
1 stop7h 43m
Wed 10/149:28 am -
1 stop18h 52m
Deal found 9/9![Frontier logo]()
$345
Best flights from Dulles Intl to Salt Lake CityDiscover carefully curated flight deals from Dulles Intl to Salt Lake City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Dulles Intl to Salt Lake City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/6. 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.
Thu 10/157:02 am -
1 stop18h 49m
Tue 11/32:20 pm -
1 stop13h 24m
Deal found 9/6![Alaska Airlines logo]()
$353
This Delta deal was found by Cheapflights users on 9/9. 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.
Thu 10/156:13 am -
Nonstop4h 37m
Tue 11/35:35 pm -
Nonstop4h 00m
Deal found 9/9![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/206:00 pm -
Nonstop4h 58m
Tue 10/2710:05 am -
Nonstop4h 03m
Deal found 9/6![United Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 9/9. 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 10/96:13 am -
Nonstop4h 37m
Tue 10/136:00 am -
1 stop8h 28m
Deal found 9/9![Delta logo]()
$369
This United Airlines deal was found by Cheapflights users on 9/7. 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 9/296:00 pm -
Nonstop4h 58m
Mon 10/57:11 pm -
1 stop8h 06m
Deal found 9/7![United Airlines logo]()
$389
This Delta deal was found by Cheapflights users on 9/9. 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.
Sat 10/37:00 am -
Nonstop4h 34m
Sat 10/312:45 am -
1 stop6h 24m
Deal found 9/9![Delta logo]()
$369
This Delta deal was found by Cheapflights users on 9/9. 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.
Tue 12/17:26 am -
1 stop8h 51m
Sun 12/65:51 pm -
Nonstop3h 56m
Deal found 9/9![Delta logo]()
$369
This Delta deal was found by Cheapflights users on 9/8. 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.
Thu 10/226:13 am -
Nonstop4h 37m
Tue 10/275:35 pm -
Nonstop4h 00m
Deal found 9/8![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 9/7. 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 3/57:15 am -
Nonstop4h 54m
Mon 3/85:50 pm -
Nonstop3h 56m
Deal found 9/7![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 9/6. 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.
Wed 2/247:15 am -
Nonstop4h 54m
Wed 3/101:40 pm -
1 stop7h 22m
Deal found 9/6![Delta logo]()
$389
This Delta deal was found by Cheapflights users on 9/6. 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.
Thu 10/226:13 am -
Nonstop4h 37m
Wed 10/286:00 am -
1 stop8h 28m
Deal found 9/6![Delta logo]()
$389
This Delta deal was found by Cheapflights users on 9/6. 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.
Thu 12/35:00 pm -
1 stop8h 59m
Sun 12/65:51 pm -
Nonstop3h 56m
Deal found 9/6![Delta logo]()
$389
Last-minute flights from Dulles Intl to Salt Lake CityDiscover last-minute flight deals from Dulles Intl to Salt Lake City. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to Salt Lake City. Data last updated September 10, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 9/7. 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.
Mon 9/2812:30 pm -
1 stop7h 27m
Tue 10/61:38 pm -
1 stop14h 42m
Deal found 9/7![Frontier logo]()
$339
This Priceline deal was found by Cheapflights users on 9/10. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:00 am -
1 stop8h 43m
Thu 10/18:24 pm -
1 stop7h 56m
Deal found 9/10![Frontier logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:30 pm -
1 stop7h 27m
Sun 10/47:02 pm -
2 stops20h 16m
Deal found 9/9![Frontier logo]()
$336
This Expedia deal was found by Cheapflights users on 9/5. 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.
Mon 10/56:00 am -
1 stop15h 29m
Sat 10/109:28 am -
1 stop18h 52m
Deal found 9/5![Frontier logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:00 am -
1 stop8h 43m
Tue 10/1311:36 am -
2 stops16h 44m
Deal found 9/9![Frontier logo]()
$334
This Expedia deal was found by Cheapflights users on 9/9. 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.
Fri 10/912:30 pm -
1 stop7h 43m
Wed 10/149:28 am -
1 stop18h 52m
Deal found 9/9![Frontier logo]()
$345
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Tue 10/136:15 am -
1 stop9h 13m
Wed 10/2811:30 pm -
1 stop7h 14m
Deal found 9/9![American Airlines logo]()
$337
This Super.com deal was found by Cheapflights users on 9/7. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:00 am -
1 stop9h 02m
Tue 10/209:28 am -
1 stop18h 52m
Deal found 9/7![Frontier logo]()
$344
This Expedia deal was found by Cheapflights users on 9/8. 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.
Wed 10/146:00 am -
1 stop9h 02m
Sun 10/188:19 pm -
1 stop8h 01m
Deal found 9/8![Frontier logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2212:30 pm -
1 stop7h 43m
Tue 10/274:16 pm -
2 stops29h 27m
Deal found 9/5![Frontier logo]()
$343
This Frontier deal was found by Cheapflights users on 9/10. 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.
Fri 10/239:06 pm -
2 stops20h 15m
Mon 11/28:00 am -
2 stops13h 43m
Deal found 9/10![Frontier logo]()
$340
This Frontier deal was found by Cheapflights users on 9/8. 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.
Mon 10/2612:30 pm -
1 stop7h 28m
Mon 10/268:19 pm -
1 stop8h 01m
Deal found 9/8![Frontier logo]()
$333
One-way flights from Dulles Intl to Salt Lake CitySearch for one-way flight options from Dulles Intl to Salt Lake City. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from Dulles Intl to Salt Lake City. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/269:06 pm -
2 stops20h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Frontier logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/58:46 am -
2 stops17h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:50 am -
2 stops18h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Frontier logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/29:04 pm -
2 stops28h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Frontier logo]()
$158
This Super.com deal was found by Cheapflights users on 9/8. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:00 am -
1 stop9h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Frontier logo]()
$160
This Priceline deal was found by Cheapflights users on 9/10. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1312:31 pm -
1 stop7h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/148:46 am -
2 stops33h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Frontier logo]()
$166
This Super.com deal was found by Cheapflights users on 9/5. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:00 am -
1 stop9h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Frontier logo]()
$168
This Priceline deal was found by Cheapflights users on 9/10. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/241:09 pm -
1 stop10h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/247:50 am -
2 stops18h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Frontier logo]()
$171
Find 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 September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $333 (Frontier) |
One-way from | $153 (Kiwi.com) |
Popular in | March |
Cheapest in | November |
Average price | $432 |
Good round-trip deal | $386 or less |
Good one-way deal | $331 or less |
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 7,457,451 searches. Data last updated September 10, 2026.
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
Fly to
Route
Depart
Return
Cheapest round-trip
Washington, D.C.Salt Lake City
IAD Washington, D.C. Dulles Intl - SLC Salt Lake City
IADSLC
Washington, D.C. Dulles Intl
Mon 1/4
7:04 pm-11:28 am
1 stop18h 24m
Salt Lake City
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$195
Washington, D.C.Salt Lake City
IAD Washington, D.C. Dulles Intl - SLC Salt Lake City
IADSLC
Washington, D.C. Dulles Intl
Fri 9/25
6:00 pm-8:58 pm
Nonstop4h 58m
Salt Lake City
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$259
Washington, D.C.Salt Lake City
IAD Washington, D.C. Dulles Intl - SLC Salt Lake City
IADSLC
Washington, D.C. Dulles Intl
Sat 10/10
6:00 pm-8:58 pm
Nonstop4h 58m
Salt Lake City
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$274
Washington, D.C.Salt Lake City
IAD Washington, D.C. Dulles Intl - SLC Salt Lake City
IADSLC
Washington, D.C. Dulles Intl
Sat 10/24
7:02 am-6:59 pm
2 stops13h 57m
Salt Lake City
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$287
Quickest round-trip
Washington, D.C.Salt Lake City
IAD Washington, D.C. Dulles Intl - SLC Salt Lake City
IADSLC
Washington, D.C. Dulles Intl
Sun 10/25
6:13 am-8:50 am
Nonstop4h 37m
Salt Lake City
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$309
Washington, D.C.Salt Lake City
IAD Washington, D.C. Dulles Intl - SLC Salt Lake City
IADSLC
Washington, D.C. Dulles Intl
Fri 10/9
6:13 am-8:50 am
Nonstop4h 37m
Salt Lake City
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$309
Washington, D.C.Salt Lake City
IAD Washington, D.C. Dulles Intl - SLC Salt Lake City
IADSLC
Washington, D.C. Dulles Intl
Tue 1/5
5:45 pm-8:53 pm
Nonstop5h 08m
Salt Lake City
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$309
Washington, D.C.Salt Lake City
IAD Washington, D.C. Dulles Intl - SLC Salt Lake City
IADSLC
Washington, D.C. Dulles Intl
Tue 12/8
7:00 am-9:54 am
Nonstop4h 54m
Salt Lake City
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$309
Washington, D.C.Salt Lake City
IAD Washington, D.C. Dulles Intl - SLC Salt Lake City
IADSLC
Washington, D.C. Dulles Intl
Sat 1/9
5:45 pm-8:53 pm
Nonstop5h 08m
Salt Lake City
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$309
Washington, D.C.Salt Lake City
IAD Washington, D.C. Dulles Intl - SLC Salt Lake City
IADSLC
Washington, D.C. Dulles Intl
Tue 1/12
5:45 pm-8:53 pm
Nonstop5h 08m
Salt Lake City
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$309
Showing 1-10 of 23 resultsSorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars |
- 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.
IAD-SLC
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
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How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Salt Lake City?
Booking 52 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, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Salt Lake City (average of $321). Flying from Washington, D.C. Dulles Intl Airport to Salt Lake City in March is currently the most expensive (average of $492). 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 September 10, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Dulles Intl Airport to Salt Lake City as you normally would.
What’s the top layover airport for flights from Washington, D.C. Dulles Intl Airport to Salt Lake City?
Share of 1-stop round-trip flights from Washington, D.C. Dulles Intl Airport to Salt Lake City chosen by Cheapflights users in the past 12 months, using the same layover each way.
Denver (DEN) – chosen by Cheapflights users on 67% of 1-stop itineraries from Washington, D.C. Dulles Intl Airport to Salt Lake City on Cheapflights.
What’s the cheapest layover airport for flights from Washington, D.C. Dulles Intl Airport to Salt Lake City?
Average round-trip fare for 1-stop flights from Washington, D.C. Dulles Intl Airport to Salt Lake City, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Chicago (ORD) is the most affordable 1-stop option, with an average round-trip price of $358.
What’s the fastest layover option from Washington, D.C. Dulles Intl Airport to Salt Lake City?
Shortest average travel time for 1-stop one-way flights from Washington, D.C. Dulles Intl Airport to Salt Lake City, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Chicago (ORD) have the shortest average one-way travel time for 1-stop routes: 7h 21m.
Which airport typically offers the quickest layover for flights from Washington, D.C. Dulles Intl Airport to Salt Lake City?
Average layover duration for 1-stop one-way flights from Washington, D.C. Dulles Intl Airport to Salt Lake City, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Chicago (ORD) offer the fastest connection on this route, with an average layover time of 1h 11m.
The best insider tips for Washington, D.C. Dulles Intl Airport to Salt Lake City flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Dulles Intl Airport to Salt Lake City trip
Our travel experts
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 September 10, 2026.
Read reviews from past customers who have flown Southwest,Delta, andUnited Airlines from Washington, D.C. Dulles Intl Airport to Salt Lake City. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
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.
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Dulles Intl and Salt Lake City flights
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Top 6 airlines flying from Dulles Intl to Salt Lake City
Discover the top 6 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 7,457,451 searches. Data last updated September 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$171 | Average$236 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$268 | Average$485 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$269 | Average$426 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$269 | Average$432 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$276 | Average$388 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$288 | Average$413 | FlexibilityNo cancel fee | On-time71% |