Dulles to Norman (IAD–OUN) — Airlines, Schedules & Connections

IAD Airport Page →
1,130 mi airlines 1/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 5 1-stop flights Verified 1w ago
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  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

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No nonstop flights on this route. connecting options below.

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Dulles to Norman
1 carrier, 1 flights/week nonstop.
1 Airlines 1 Flights/wk 1,130 mi 3h 42m nonstop -1h behind 5 1-stop hubs

IAD–OUN is served by 1 airline with nonstop service. SGX leads the route. The flight covers 1,130 miles in approximately 3h 42m. Beyond nonstop, 5 hubs offer 1-stop connections.

Also explore IAD Routes OUN Routes IAD Live Flights OUN Live Flights IAD Delays
Carriers on this route

Airline Landscape

All carriers operating nonstop IAD–OUN service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
SGX SGX 1 – – 100% – –
Alliance coverage
Unaffiliated: SGX (1 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for IAD to OUN.
1-STOP
One-Stop Connections
5
Hubs
~4h
Fastest
~7h
Longest
Verified with published schedule alignment and minimum connection time.
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.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
-1h
Norman is 1 hour behind Dulles.
IAD: EDT · OUN: CDT

When it's 6:00 PM in Dulles, it's 5:00 PM in Norman.
Distance & Flight Time
1,130 mi / 1,818 km
Nonstop flight time is approximately 3h 42m.
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).

Facts

IAD–OUN Quick Facts

Key statistics for the Dulles to Norman route.
Route details
Distance1,130 mi / 1,818 km
Flight time3h 42m
Time difference-1 hour
Airlines (nonstop)1
Weekly flights1 out
1-stop connections5 hubs
Origin: IAD
Full nameWashington Dulles International Airport
IATA / ICAOIAD / KIAD
TimezoneAmerica/New_York
Passengers/yr26.0M
Elevation312 ft / 95 m
Destination: OUN
Full nameUniversity of Oklahoma Westheimer Airport
IATA / ICAOOUN / KOUN
TimezoneAmerica/Chicago
Elevation1,182 ft / 360 m
FAQ

Frequently Asked Questions

Common questions about IAD to OUN flights.
Nonstop flights from Washington Dulles International Airport to University of Oklahoma Westheimer Airport take approximately 3h 42m. The route covers 1,130 miles.
1 airline operates nonstop service: SGX.
There are approximately 1 nonstop flights per week from IAD to OUN.
Yes, 1-stop connections are available through TUL, TYS, EGE, PIE and ELP. These options provide additional schedule flexibility.
Norman is 1 hour behind Dulles.
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 OUN

Washington Dulles International Airport (IAD) and University of Oklahoma Westheimer Airport (OUN) are connected by nonstop service from SGX. With 1 weekly departures, this is a regularly served route.

IAD to OUN Flight Duration and Schedule

Nonstop flight time from IAD to OUN ranges from 3 hours 42 minutes. The route covers a distance of 1,130 miles (1,818 km).

Connecting Options and Alternatives

5 one-stop connections are available, with the fastest taking approximately 4 hours via TUL.