Reykjavík to Dulles (KEF–IAD) — Airlines, Schedules & Connections

KEF Airport Page →
2,793 mi airlines 16/wk
On-time Some delays Frequent delays
Flight Schedule 7 flights Verified 2h ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
UA399
UA United
752
11:30 AM
GMT
1:55 PM
EDT
6h 25m
M T W T F S S
Prices
FI1333
FI Icelandair
752
1:00 PM
GMT
3:30 PM
EDT
6h 30m
M T W T F S S
Prices
FI645+1
FI Icelandair
7M8
4:50 PM
GMT
7:20 PM
EDT
6h 30m
M T W T F S S
Prices
FI1
FI Icelandair
4:51 PM
GMT
6:53 PM
EDT
6h 2m
M T W T F S S
Prices
FI5802
FI Icelandair
8:20 PM
EDT
6:14 AM+1
GMT
5h 54m
M T W T F S S
Prices
FI644+1
FI Icelandair
B38M
8:30 PM
EDT
6:25 AM+1
GMT
5h 55m
M T W T F S S
Prices
UA398
UA United
752
10:35 PM
EDT
8:30 AM+1
GMT
5h 55m
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
Reykjavík to Dulles
5 carriers, 16 flights/week nonstop.
5 Airlines 16 Flights/wk 2,793 mi 6h 2m nonstop -4h behind 61 1-stop hubs

KEF–IAD is served by 5 airlines with nonstop service. Icelandair, United Airlines and GAF lead the route. The flight covers 2,793 miles in approximately 6h 2m. Beyond nonstop, 61 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop KEF–IAD service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
FI Icelandair Also: BT 9 752, 7M8 6h02-6h30 BT
UA United Airlines 7 752 6h25 Star Alliance
GAF GAF 0
PLF PLF 0
SK SAS 0 Star Alliance
Aircraft on this route
752 Boeing 757-200 – FI, UA
7M8 Boeing 737 MAX 8 – FI
Alliance coverage
Unaffiliated: FI + GAF + PLF (9 flights/wk, 56%)
Star Alliance: SK + UA (7 flights/wk, 44%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, KEF to IAD direction.
Mon
2
flights
Tue
4
flights
Wed
2
flights
Thu
2
flights
Fri
2
flights
Sat
2
flights
Sun
2
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
4
Nonstop flights
16
Outbound / wk
15
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for KEF to IAD.
1-STOP
One-Stop Connections
61
Hubs
~7h
Fastest
~34h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
2,418
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.

Travel Essentials

Practical planning for this route.
Time Difference
-4h
Dulles is 4 hours behind Reykjavík.
KEF: GMT · IAD: EDT

When it's 6:00 PM in Reykjavík, it's 2:00 PM in Dulles.
Distance & Flight Time
2,793 mi / 4,495 km
Nonstop flight time is approximately 6h 2m to 6h 30m.
Getting from IAD

Silver Line Metro runs from Washington Dulles Airport station to Metro Center in about 65 minutes (~$7). The route bypasses I-66 and I-495 congestion entirely. Washington Flyer coach also runs to Wiehle-Reston East station ($6, 15 min) for Metro connection.Taxis and ride-shares to downtown DC cost $55–80 and take 35–55 minutes depending on traffic. Car rental facilities are on-site. Dulles is 27 miles west of the Capitol; it is farther than either DCA or BWI from central DC.

Dulles Climate

Humid continental climate. Summers are hot and muggy (30–36°C) with frequent afternoon thunderstorms that cause delays June through August. Winters bring cold temperatures (−3 to 5°C) with snow and ice. The Virginia suburbs accumulate more snow than downtown DC, and ice storms are the primary disruption risk.

Dulles sits at higher elevation in Virginia's piedmont and sees more winter precipitation than DCA. Spring and fall are variable. Snowfall is possible into April. Thunderstorms begin from April through May.

KEF–IAD Quick Facts

Key statistics for the Reykjavík to Dulles route.
Route details
Distance2,793 mi / 4,495 km
Flight time6h 2m to 6h 30m
Time difference-4 hours
Airlines (nonstop)5
Weekly flights16 out / 15 return
1-stop connections61 hubs
Origin: KEF
IATA / ICAOKEF / BIKF
TimezoneAtlantic/Reykjavik
Passengers/yr8.3M
Elevation171 ft / 52 m
Destination: IAD
IATA / ICAOIAD / KIAD
TimezoneAmerica/New_York
Passengers/yr26.0M
Elevation312 ft / 95 m

Frequently Asked Questions

Common questions about KEF to IAD flights.
Nonstop flights from Keflavik International Airport to Washington Dulles International Airport take approximately 6h 2m to 6h 30m. The route covers 2,793 miles.
5 airlines operate nonstop service: Icelandair, GAF, PLF, SAS and United Airlines. Plus 1 codeshare partner.
There are approximately 16 nonstop flights per week from KEF to IAD. The return direction has about 15 weekly flights.
Yes, 1-stop connections are available through PSM, YYR, TEB, BGR, BWI, YHZ, TTN, PHL, PIT, PWM, ATW, CMH, EDI, ATL, GLA, STN, IAH, FLL, LTN, OPO, HEL, BER, DFW, PRG, KTW, SJC, AGP, LAS, WAW, SAL, SFO, LAX, YVR, VIE, EWR, OSL, JFK, BOS, YYZ, DUB, RDU, MSP, MCO, BCN, ORD, MIA, SEA, BNA, LHR, PDX, LIS, DEN, CPH, MUC, FRA, AMS, CDG, NCE, FCO, ZRH and BRU. These options provide additional schedule flexibility.
Dulles is 4 hours behind Reykjavík.
Yes, return flights from IAD to KEF 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 KEF to IAD

Keflavik International Airport (KEF) and Washington Dulles International Airport (IAD) are connected by nonstop service from Icelandair, GAF, PLF, SAS and United Airlines. With 16 weekly departures, this is a well served route.

KEF to IAD Flight Duration and Schedule

Nonstop flight time from KEF to IAD ranges from 6 hours 2 minutes to 6 hours 30 minutes. The route covers a distance of 2,793 miles (4,495 km). There are approximately 16 weekly flights outbound and 15 return, totaling 31 flights per week in both directions.

Connecting Options and Alternatives

61 one-stop connections are available, with the fastest taking approximately 7 hours via PSM. Two-stop connections are also available via intermediate hubs.