Dulles to Salt Lake City (IAD–SLC) — Airlines, Schedules & Connections

IAD Airport Page →
1,824 mi airlines charter/private 36/wk
On-time Some delays Frequent delays
Flight Schedule 8 flights Verified 38m ago
Also flown by charter / private operators: NetJets Aviation, Executive Jet Management.
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
AM4273
Starts Oct 6 Seat map
AM Aeromexi
738 Seat map
6:13 AM
EDT
8:50 AM
MDT
4h 37m
M T W T F S S
Prices
KE3291cs
KE Korean
738
7:00 AM
EDT TB
9:39 AM
MDT
4h 39m
M T W T F S S
Prices
DL432+2
Seat map
DL Delta
738 Seat map
7:00 AM
EDT TB
9:34 AM
MDT
4h 34m
M T W T F S S
Prices
WS8650cs
WS WestJet
738
7:00 AM
EDT
9:39 AM
MDT
4h 39m
M T W T F S S
Prices
UA2410
UA United
73G
6:00 PM
EDT
8:56 PM
MDT
4h 56m
58%
M T W T F S S
Prices
UA1322
UA United
320
10:00 AM
MDT
4:19 PM
EDT
4h 19m
M T W T F S S
Prices
KE3290cs
KE Korean
738
5:40 PM
MDT TM
11:39 PM
EDT
3h 59m
M T W T F S S
Prices
DL847+1
Seat map
DL Delta
738 Seat map
5:40 PM
MDT TM
11:43 PM
EDT
4h 3m
47%
M T W T F S S
Prices

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

✦ 1-Stop connections via 10 hubs
DEN Denver 6h 15m AVAZCM 2IACAF Denver (DEN) to Salt Lake City flights
DTW Detroit 6h 16m AFAMAV AFDLKE Detroit (DTW) to Salt Lake City flights
BNA Nashville 6h 27m AVAZCM DLKEWN Nashville (BNA) to Salt Lake City flights
MSP Minneapolis 6h 31m AFAMCM AFDLKE Minneapolis (MSP) to Salt Lake City flights
ATL Atlanta 6h 38m AFAMCM AFAMDL Atlanta (ATL) to Salt Lake City flights
ORD Chicago 6h 38m ACAVAZ AAACAY Chicago (ORD) to Salt Lake City flights
CLT Charlotte 6h 44m AAACAT AADL Charlotte (CLT) to Salt Lake City flights
DFW Dallas-Fort Worth 6h 55m AAASAT AAAMBA Dallas-Fort Worth (DFW) to Salt Lake City flights
PHL Philadelphia 6h 56m ACAVCM AADLKE Philadelphia (PHL) to Salt Lake City flights
BZN Bozeman 7h 17m UA AFAMDL Bozeman (BZN) to Salt Lake City flights
1-STOP More options, longer trips
2-STOP Loading... Reach the hardest destinations
Dulles to Salt Lake City
4 carriers, 36 flights/week nonstop.
4 Airlines 1,824 mi 4h 38m nonstop -2h behind

IAD–SLC is served by 4 airlines with nonstop service. Aeromexico, Delta Air Lines and United Airlines lead the route. The flight covers 1,824 miles in approximately 4h 38m. Beyond nonstop, 1-stop connecting options are also available.

Airline Landscape

All carriers operating nonstop IAD–SLC service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
AM Aeromexico 7 738 4h37 50% SkyTeam
DL Delta Air Lines Also: KE, WS 7 738 4h34 50% SkyTeam KE, WS
UA United Airlines 7 73G 4h56 50% Star Alliance
JD Jet Aviation Flight Services 0 50%
Aircraft on this route
738 Boeing 737-800 – AM, DL, KE, WS
73G Boeing 737-700 – UA
Alliance coverage
SkyTeam: AM + DL (14 flights/wk, 67%)
Star Alliance: UA (7 flights/wk, 33%)
Unaffiliated: JD (0 flights/wk, 0%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, IAD to SLC direction.
Mon
5
flights
Tue
5
flights
Wed
5
flights
Thu
5
flights
Fri
5
flights
Sat
5
flights
Sun
5
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
5
Nonstop flights
36
Outbound / wk
20
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for IAD to SLC.
1-STOP
One-Stop Connections
50
Hubs
~6h
Fastest
~28h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
3,732
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.

On-Time Performance

What to expect at each end of your journey.
Outbound
IAD → SLC
50%
Frequent delays expected. Consider flexible booking.
Departing
50%
Arriving
68%
Return
SLC → IAD
96%
Generally reliable. Most flights run on time.
Departing
96%
Arriving
100%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. IAD delays → SLC delays →

Other ways to reach Salt Lake City from Dulles

Nearby airports with service to Salt Lake City International Airport.
Metric IAD→SLC DCA→SLC BWI→SLC
Distance from IAD 23 mi 45 mi
Nonstop airlines 4 1 6
Weekly flights 36 7 28
Flight time 4h 38m 4h 38m 4h 29m
Departure OTP 50%
Airports within 200 miles of IAD with service to Salt Lake City International Airport.

Travel Essentials

Practical planning for this route.
Time Difference
-2h
Salt Lake City is 2 hours behind Dulles.
IAD: EDT · SLC: MDT

When it's 6:00 PM in Dulles, it's 4:00 PM in Salt Lake City.
Distance & Flight Time
1,824 mi / 2,935 km
Nonstop flight time is approximately 4h 38m gate to gate.
Getting to IAD

WMATA Silver Line Metro now reaches Dulles directly; take Silver Line to Washington Dulles Airport station (about 65 min from Metro Center, ~$7). The connection opened in late 2022.Ride-shares from downtown DC run $35–60 and take 35–50 minutes via I-66 (longer during peak hours). Washington Flyer coach to Wiehle-Reston East Metro costs $6. The airport is 27 miles from downtown; taxis are expensive ($60–80).

Getting from SLC

TRAX Green Line from the airport station (inside the terminal) to downtown Salt Lake City takes 18 minutes ($2.50). Direct service to Intermodal Hub, Temple Square, and University of Utah. Running 5am to 11pm.Ride-shares to downtown cost $15–25. Taxis are available. For ski resorts, ski resort shuttles and Canyon Transportation offer door-to-door service ($40–60 to Park City). Car rental is on-site. The terminal opened in 2020 and is a single, modern facility; efficient to navigate.

Salt Lake City Climate

Semi-arid continental climate at 1,290m elevation. Winters (November–March) bring regular snow and inversions. Temperature inversions trap cold air and pollution in the Salt Lake Valley, producing dense fog that can close or delay flights for hours. Snow is frequent but usually manageable. Inversions are the real disruption risk.

Summers are hot and dry (32–38°C) with low humidity and good flying weather. Afternoon thunderstorms occur in July and August but are brief. Spring is windy. The Great Salt Lake creates localized weather effects including lake-effect snow on the north side of the Wasatch.

IAD–SLC Quick Facts

Key statistics for the Dulles to Salt Lake City route.
Route details
Distance1,824 mi / 2,935 km
Flight time4h 38m
Time difference-2 hours
Airlines (nonstop)4
Weekly flights36 out / 20 return
1-stop connectionsAvailable
Origin: IAD
IATA / ICAOIAD / KIAD
TimezoneAmerica/New_York
Passengers/yr26.0M
Elevation312 ft / 95 m
Destination: SLC
IATA / ICAOSLC / KSLC
TimezoneAmerica/Denver
Passengers/yr27.1M
Elevation4,227 ft / 1,288 m

Frequently Asked Questions

Common questions about IAD to SLC flights.
Nonstop flights from Washington Dulles International Airport to Salt Lake City International Airport take about 4h 38m gate to gate. The route covers 1,824 miles.
4 airlines operate flights from IAD to SLC: Aeromexico, Delta Air Lines, United Airlines and Jet Aviation Flight Services.
This route has frequent daily service. Check the schedule above for departure days and times in each direction.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Denver, Detroit Metropolitan Wayne County and Nashville.
On a single ticket, yes. Your bags are checked through to SLC and move between planes without you. On two separate tickets you collect your bags at the connecting airport and recheck them, so build in extra layover time.
Salt Lake City is 2 hours behind Dulles.
Yes, return flights from SLC to IAD are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include DCA, BWI and CHO. See the Alternatives section for a full comparison.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from IAD to SLC

Washington Dulles International Airport (IAD) and Salt Lake City International Airport (SLC) are connected by nonstop service from Aeromexico, Delta Air Lines, United Airlines and Jet Aviation Flight Services. With 36 weekly departures, this is a heavily served route.

IAD to SLC Flight Duration and Schedule

Nonstop flight time from IAD to SLC is about 4 hours 38 minutes gate to gate. The route covers a distance of 1,824 miles (2,935 km). There are approximately 36 weekly flights outbound and 20 return, totaling 56 flights per week in both directions.

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Denver, Detroit Metropolitan Wayne County and Nashville. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Washington (DCA), Baltimore (BWI) and Charlottesville (CHO).