Dulles to Tucson (IAD–TUS) — Airlines, Schedules & Connections

IAD Airport Page →
1,929 mi airlines 1/wk
On-time Some delays Frequent delays
Flight Schedule 1 flight Verified 1d ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
✓
←
TWY202
TWY TWY
11:27 PM
MST
6:10 AM+1
EDT
3h 43m
—
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Dulles to Tucson
1 carrier, 1 flights/week nonstop.
1 Airlines 1 Flights/wk 1,929 mi 4h 14m nonstop -3h behind 97 1-stop hubs

IAD–TUS is served by 1 airline with nonstop service. TWY leads the route. The flight covers 1,929 miles in approximately 4h 14m. Beyond nonstop, 97 hubs offer 1-stop connections.

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

Airline Landscape

All carriers operating nonstop IAD–TUS service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
TWY TWY 1 – – 100% – –
Alliance coverage
Unaffiliated: TWY (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 TUS.
1-STOP
One-Stop Connections
97
Hubs
~5h
Fastest
~32h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
1,361
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.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
-3h
Tucson is 3 hours behind Dulles.
IAD: EDT · TUS: MST

When it's 6:00 PM in Dulles, it's 3:00 PM in Tucson.
Distance & Flight Time
1,929 mi / 3,105 km
Nonstop flight time is approximately 4h 14m.
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–TUS Quick Facts

Key statistics for the Dulles to Tucson route.
Route details
Distance1,929 mi / 3,105 km
Flight time4h 14m
Time difference-3 hours
Airlines (nonstop)1
Weekly flights1 out / 2 return
1-stop connections97 hubs
Origin: IAD
Full nameWashington Dulles International Airport
IATA / ICAOIAD / KIAD
TimezoneAmerica/New_York
Passengers/yr26.0M
Elevation312 ft / 95 m
Destination: TUS
Full nameTucson International Airport
IATA / ICAOTUS / KTUS
TimezoneAmerica/Phoenix
Passengers/yr3.9M
Elevation2,643 ft / 806 m
FAQ

Frequently Asked Questions

Common questions about IAD to TUS flights.
Nonstop flights from Washington Dulles International Airport to Tucson International Airport take approximately 4h 14m. The route covers 1,929 miles.
1 airline operates nonstop service: TWY.
There are approximately 1 nonstop flights per week from IAD to TUS. The return direction has about 2 weekly flights.
Yes, 1-stop connections are available through MDD, GRR, BJC, OKC, APA, HHH, XNA, COS, MHK, TYR, CID, AEX, ASE, ICT, DSI, DSM, ACT, OMA, PWK, CLL, SLN, SCF, MMU, PDK, MDW, TEX, GNV, SUS, SHV, TEB, DAL, STL, ILM, ELP, FTW, IND, BED, CVG, AUS, MKC, MAF, HOU, SJD, HPN, SAT, YYZ, BNA, VNY, SNA, GSO, SRQ, SDF, BUR, AFW, APF, CLT, PRC, TLC, SBA, SJC, YUL, YEG, BZN, OPF, NAS, CHS, STS, PSP, EWR, FLL, MIA, OAK, CCR, NUQ, PVR, YYC, GYR, BFI, MSP, BGI, ORD, ATL, SLC, HNL, IAH, DFW, PHX, DEN, LAS, SAN, SFO, LAX, PDX, SEA, LOS, HCR and HND. These options provide additional schedule flexibility.
Tucson is 3 hours behind Dulles.
Yes, return flights from TUS to IAD are available. Use the direction toggle at the top to view the return schedule.
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 TUS

Washington Dulles International Airport (IAD) and Tucson International Airport (TUS) are connected by nonstop service from TWY. With 1 weekly departures, this is a regularly served route.

IAD to TUS Flight Duration and Schedule

Nonstop flight time from IAD to TUS ranges from 4 hours 14 minutes. The route covers a distance of 1,929 miles (3,105 km). There are approximately 1 weekly flights outbound and 2 return, totaling 3 flights per week in both directions.

Connecting Options and Alternatives

97 one-stop connections are available, with the fastest taking approximately 5 hours via MDD. Two-stop connections are also available via intermediate hubs.