IAD

Washington Dulles (IAD) direct flights: all 173 nonstop routes, measured

live · updated 1h ago

OPS Watch · 66,202 legs measured · last 90 days · 11 routes outbound only · 14 routes inbound only

173 nonstop destinations from Washington Dulles International Airport, flown by 52 airlines. 148 of them also fly back in.

Measured from flights observed on Washington Dulles’s own departure and arrival boards over the last 14 days. Every route below carries its observed weekly frequency, and 142 routes with enough history show how reliably they actually run: on-time share and cancellation rate from the last 90 days. Right now departures are +3 min.

Busiest routeAtlanta ATL · about 168 movements a week, Delta Air Lines, Frontier Airlines, United Airlines2,162 legs observed
Most reliableCharlotte Amalie STT · 87% on time, 20.6% cancelled68 legs
Roughest rideTeterboro TEB · 26% on time, 0% cancelled42 legs

All IAD nonstop destinations, ranked by weekly flights

One row per destination, both directions merged. On time means within 15 minutes of schedule; cancelled is the share of observed legs that never went. Routes with fewer than 20 observed legs show their leg count instead of a shaky number.

ATLAtlanta⇆ Delta Air Lines · Frontier Airlines · United Airlines 168/wk 69%on time 0.5%cancelled
Schedule
Delta Air Lines departs DL2327 06:00DL1354 08:13DL1324 10:14DL1324 11:10DL1444 12:27DL1993 15:03DL1657 18:12
Frontier Airlines departs F94707 07:40F94707 08:05F91081 18:07F94409 21:06
United Airlines departs UA2739 08:15UA471 12:35UA2081 17:35UA1635 22:39
Delta Air Lines arrives DL2549 00:42DL1324 09:19DL1324 10:10DL1444 11:32DL1922 14:08DL1554 17:10DL1309 20:14
Frontier Airlines arrives F94410 17:12F93692 23:43
United Airlines arrives UA641 07:18UA632 11:23UA1831 16:20UA2131 21:23
CLTCharlotte⇆ American Airlines · Delta Air Lines · United Airlines · Mesa Airlines 131/wk 61%on time 0.5%cancelled
Schedule
American Airlines departs AA5181 05:00AA5041 05:01AA1593 06:15AA1637 07:00AA5101 09:15AA5332 10:44AA5154 13:23AA5220 13:24AA5447 19:15AA5222 19:17
Delta Air Lines departs DL8841 01:35DL8921 23:15
United Airlines departs UA3634 09:00UA6239 12:43UA4517 12:43UA2854 17:15UA6209 17:20UA251 22:20UA6234 22:20UA3651 22:20
American Airlines arrives AA5490 08:44AA5332 10:11AA5098 10:55AA5154 12:51AA5220 12:53AA5447 16:43AA5222 18:45AA3238 20:56AA1473 22:59AA5077 23:58
Mesa Airlines arrives YV3998 20:49YV3998 20:51
United Airlines arrives UA1999 07:27UA6279 07:32UA3441 11:55UA4174 16:33UA6203 16:35UA1079 21:20UA3998 21:25
DENDenver⇆ United Airlines 110/wk 72%on time 0.4%cancelled
Schedule
United Airlines departs UA2264 06:10UA792 08:20UA1865 10:00UA1587 12:40UA1126 14:05UA395 16:10UA599 17:20UA495 22:10
United Airlines arrives UA1887 05:19UA1279 11:19UA1101 12:55UA2087 15:44UA2853 17:55UA347 19:30UA421 21:30UA2408 23:15
SFOSan Francisco⇆ United Airlines 107/wk 65%on time 0.1%cancelled
Schedule
United Airlines departs UA1095 06:15UA1147 08:15UA271 09:25UA1434 12:35UA2862 14:26UA2862 14:38UA796 16:15UA1757 17:38UA2786 18:20UA367 22:20
United Airlines arrives UA1453 00:59UA1531 05:35UA344 06:38UA2111 07:03UA2837 07:23UA2837 07:24UA2837 07:28UA785 14:22UA599 16:08UA336 19:01UA755 20:51UA1791 21:56UA1791 21:57
ORDChicago⇆ Delta Air Lines · United Airlines 98/wk 64%on time 0%cancelled
Schedule
Delta Air Lines departs DL8844 10:05
United Airlines departs UA565 06:11UA1775 08:23UA1252 10:15UA2331 13:15UA1786 15:37UA2497 17:29UA421 22:47
United Airlines arrives UA1779 00:30UA1055 08:49UA1055 08:58UA1357 11:52UA1486 13:35UA1128 15:55UA587 17:24UA1095 20:50UA2202 21:10
LGANew York⇆ United Airlines 98/wk 46%on time 4%cancelled
Schedule
United Airlines departs UA4030 08:15UA3698 12:45UA4041 17:15UA4026 22:10
United Airlines arrives UA6285 07:22UA6179 11:55UA3688 16:31UA6188 21:08
DTWDetroit⇆ Delta Air Lines · United Airlines 96/wk 72%on time 1%cancelled
Schedule
Delta Air Lines departs DL2194 06:05DL1605 10:57DL3082 12:20DL5037 17:08DL1787 17:13
United Airlines departs UA6137 08:35UA4345 08:35UA3504 12:35UA6246 17:15UA4540 17:15UA2622 22:20
Delta Air Lines arrives DL1605 10:12DL3082 11:34DL5037 16:16DL1787 16:28DL3088 23:16
United Airlines arrives UA657 07:21UA3436 11:49UA4500 14:00UA6190 16:20UA4329 16:20UA4500 21:17UA6362 21:19
LAXLos Angeles⇆ American Airlines · United Airlines 91/wk 68%on time 0%cancelled
Schedule
American Airlines departs AA1890 06:00AA2833 06:00
United Airlines departs UA249 06:39UA1734 08:25UA1897 09:00UA1689 12:45UA435 15:00UA2276 17:56UA797 20:01UA1385 22:10
American Airlines arrives AA3071 05:32AA1115 05:38
United Airlines arrives UA2184 00:40UA2282 05:19UA1294 06:29UA418 07:12UA2268 16:23UA2667 18:44UA1962 21:12
MCOOrlando⇆ Delta Air Lines · Frontier Airlines · United Airlines 84/wk 67%on time 0%cancelled
Schedule
Delta Air Lines departs DL8945 15:00
Frontier Airlines departs F94355 11:16
United Airlines departs UA379 08:15UA2634 09:52UA2206 12:45UA1101 15:10UA2463 17:44UA689 22:32
Delta Air Lines arrives DL8945 01:16
Frontier Airlines arrives F94230 10:21
United Airlines arrives UA2746 11:14UA1893 11:49UA1757 14:03UA2065 16:04UA413 18:44UA1997 21:28
DFWDallas-Fort Worth⇆ American Airlines · Frontier Airlines · United Airlines 82/wk 65%on time 0.3%cancelled
Schedule
American Airlines departs AA2617 06:42AA2414 14:42AA524 15:08AA2866 19:09AA1863 19:13
Frontier Airlines departs F94559 12:31
United Airlines departs UA2471 08:40UA1564 12:35UA2116 18:00
American Airlines arrives AA1291 01:06AA2414 13:33AA524 14:18AA2414 15:48AA2866 18:19AA1863 18:23AA1291 23:01AA2254 23:23AA1291 23:30AA1291 23:44
Frontier Airlines arrives F93208 11:36
United Airlines arrives UA2639 11:15UA358 16:20UA1168 21:26
LHRLondon⇆ British Airways · United Airlines · Virgin Atlantic 81/wk 52%on time 1.4%cancelled
Schedule
British Airways departs BA216 18:05BA216 19:05BA292 22:45
United Airlines departs UA918 18:20UA918 19:20UA924 22:15UA924 23:15
Virgin Atlantic departs VS22 18:55VS22 19:55
British Airways arrives BA217 15:40BA217 16:40BA293 19:55BA293 20:55
United Airlines arrives UA919 15:40UA919 16:40UA925 20:15UA925 21:15
Virgin Atlantic arrives VS21 18:00
YYZToronto⇆ Air Canada · Japan Airlines · United Airlines 81/wk 66%on time 2.6%cancelled
Schedule
Air Canada departs AC8615 09:55AC8619 16:30
Japan Airlines departs JL40 13:00
United Airlines departs UA3490 12:39UA3453 17:15UA3515 22:10
Air Canada arrives AC8618 15:45AC8620 20:10
United Airlines arrives UA3629 11:45UA3637 16:24UA3466 21:26
SEASeattle⇆ Alaska Airlines · Delta Air Lines · United Airlines 79/wk 71%on time 0%cancelled
IAHHouston⇆ United Airlines 79/wk 67%on time 0%cancelled
EWRNew York⇆ United Airlines 75/wk 53%on time 0.2%cancelled
CMHColumbus⇆ Air Canada · United Airlines · Mesa Airlines · Sun Country Airlines 70/wk 61%on time 0.3%cancelled
BDLHartford⇆ Libyan Airlines · United Airlines · Mesa Airlines 69/wk 64%on time 2.1%cancelled
SYRSyracuse⇆ United Airlines 67/wk 64%on time 1.2%cancelled
RDURaleigh/Durham⇆ United Airlines · Mesa Airlines 65/wk 65%on time 1%cancelled
CLECleveland⇆ United Airlines · Mesa Airlines 64/wk 63%on time 0.9%cancelled
BOSBoston⇆ United Airlines 64/wk 60%on time 0.2%cancelled
PHLPhiladelphia⇆ Delta Air Lines · Mesa Airlines · United Airlines 61/wk 59%on time 1.3%cancelled
ORFNorfolk⇆ United Airlines · Mesa Airlines 61/wk 60%on time 1.3%cancelled
TYSKnoxville/Maryville⇆ Allegiant Air · United Airlines 61/wk 74%on time 8.2%cancelled
INDIndianapolis⇆ United Airlines · Delta Air Lines 58/wk 73%on time 0.8%cancelled
PVDProvidence/Warwick⇆ United Airlines 58/wk 66%on time 1.9%cancelled
ROCRochester⇆ United Airlines 57/wk 62%on time 1.2%cancelled
MSPMinneapolis⇆ Delta Air Lines · United Airlines 56/wk 79%on time 0%cancelled
ALBAlbany⇆ United Airlines 56/wk 63%on time 0.4%cancelled
YULMontréal⇆ Air Canada · United Airlines 55/wk 69%on time 3.4%cancelled
PITPittsburgh⇆ United Airlines 55/wk 69%on time 0.1%cancelled
SDFLouisville⇆ Sun Country Airlines · United Airlines · Mesa Airlines 54/wk 61%on time 2.2%cancelled
FRAFrankfurt am Main⇆ Lufthansa · United Airlines 54/wk 43%on time 0.9%cancelled
RICRichmond⇆ United Airlines 54/wk 64%on time 0.3%cancelled
DUBDublin⇆ Aer Lingus · United Airlines 53/wk 68%on time 1%cancelled
BTVBurlington⇆ United Airlines 53/wk 67%on time 1.3%cancelled
LASLas Vegas⇆ United Airlines 53/wk 72%on time 0.3%cancelled
SCEState College⇆ United Airlines 53/wk 68%on time 0.3%cancelled
SANSan Diego⇆ Alaska Airlines · United Airlines 52/wk 64%on time 0%cancelled
TPATampa⇆ Frontier Airlines · United Airlines 52/wk 70%on time 0%cancelled
PWMPortland⇆ United Airlines 52/wk 74%on time 0.4%cancelled
YOWOttawa⇆ United Airlines 52/wk 70%on time 1.5%cancelled
BUFBuffalo⇆ Japan Airlines · United Airlines · Libyan Airlines · Mesa Airlines 51/wk 64%on time 0.3%cancelled
CDGParis⇆ Air France · United Airlines 51/wk 57%on time 1.1%cancelled
SALSan Salvador⇆ Avianca · United Airlines 50/wk 84%on time 0.3%cancelled
SAVSavannah⇆ United Airlines · Mesa Airlines 50/wk 66%on time 2.3%cancelled
CVGCincinnati / Covington⇆ United Airlines 48/wk 68%on time 1.5%cancelled
CHSCharleston⇆ Contour Airlines · United Airlines 47/wk 70%on time 0.2%cancelled
ROARoanoke⇆ United Airlines 45/wk 65%on time 0%cancelled
CHOCharlottesville⇆ Tradewind Aviation · United Airlines 44/wk 72%on time 0%cancelled
JAXJacksonville⇆ United Airlines 43/wk 71%on time 0.7%cancelled
PTYTocumen⇆ Copa Airlines 42/wk 81%on time 3.5%cancelled
AUSAustin⇆ Japan Airlines · United Airlines 41/wk 68%on time 0%cancelled
BNANashville⇆ United Airlines · Delta Air Lines 41/wk 67%on time 0%cancelled
LISLisbon⇆ TAP Air Portugal · United Airlines 40/wk 54%on time 0.6%cancelled
ITHIthaca⇆ United Airlines 40/wk 64%on time 0.8%cancelled
MDTHarrisburg⇆ United Airlines 40/wk 66%on time 0.4%cancelled
DAYDayton⇆ United Airlines 38/wk 62%on time 1%cancelled
DUJDubois⇆ Southern Airways Express 38/wk 82%on time 3.1%cancelled
HSVHuntsville⇆ United Airlines 37/wk 65%on time 0%cancelled
FCORome⇆ ITA Airways · United Airlines 36/wk 47%on time 3%cancelled
YTZToronto⇆ Air Canada · Porter Airlines 36/wk 58%on time 52.8%cancelled
CAEColumbia⇆ United Airlines 36/wk 61%on time 0%cancelled
GSPGreenville/Greer/Spartanburg⇆ United Airlines · American Airlines 34/wk 59%on time 1.4%cancelled
SBNSouth Bend⇆ Breeze Airways · United Airlines · Republic Airways 33/wk 71%on time 20.9%cancelled
MHTManchester⇆ United Airlines 33/wk 63%on time 0.5%cancelled
FLLFort Lauderdale⇆ Frontier Airlines · United Airlines 32/wk 62%on time 0.7%cancelled
GSOGreensboro⇆ United Airlines 29/wk 61%on time 0.8%cancelled
JFKNew York⇆ Delta Air Lines 29/wk 64%on time 1.9%cancelled
HNDTokyo⇆ All Nippon Airways · United Airlines 28/wk 64%on time 0.3%cancelled
MEXMexico City⇆ Aeroméxico · United Airlines 28/wk 55%on time 1.1%cancelled
MUCMunich⇆ Lufthansa · United Airlines 28/wk 46%on time 1.4%cancelled
ZRHZurich⇆ Swiss International Air Lines · United Airlines 28/wk 57%on time 0.3%cancelled
ISTIstanbul⇆ Turkish Airlines 28/wk 46%on time 0%cancelled
MCIKansas City⇆ United Airlines 28/wk 67%on time 0.3%cancelled
STLSt Louis⇆ United Airlines 28/wk 61%on time 0%cancelled
AMSAmsterdam⇆ KLM · United Airlines 27/wk 53%on time 3.1%cancelled
MADMadrid⇆ Iberia · United Airlines 27/wk 58%on time 0%cancelled
MGWMorgantown⇆ United Airlines · American Airlines 26/wk 27%on time 43.3%cancelled
AVPWilkes-Barre/Scranton⇆ United Airlines 26/wk 68%on time 0%cancelled
GUAGuatemala City⇆ Avianca · Avianca Costa Rica · United Airlines 25/wk 87%on time 32%cancelled
KEFReykjavík⇆ Icelandair · Scandinavian Airlines 25/wk 67%on time 0.6%cancelled
BOGBogota⇆ Avianca 25/wk 82%on time 0.6%cancelled
SATSan Antonio⇆ United Airlines 25/wk 71%on time 0.3%cancelled
SLCSalt Lake City⇆ Delta Air Lines · United Airlines 24/wk 74%on time 0%cancelled
BFDBradford⇆ Southern Airways Express 24/wk 74%on time 1.3%cancelled
PBGPlattsburgh⇆ Contour Airlines 24/wk 67%on time 1%cancelled
LYHLynchburg⇆ American Airlines · United Airlines 23/wk 39%on time 42.5%cancelled
MSYNew Orleans⇆ Delta Air Lines · United Airlines 23/wk 70%on time 0.7%cancelled
CUNCancún⇆ United Airlines 23/wk 73%on time 0%cancelled
ICNSeoul⇆ Air Premia · Korean Air 21/wk 58%on time 0%cancelled
DOHDoha⇆ Qatar Airways 21/wk 55%on time 0.4%cancelled
PHXPhoenix⇆ United Airlines 21/wk 65%on time 0%cancelled
JSTJohnstown⇆ SkyWest Airlines · American Airlines · United Airlines 20/wk 41%on time 42.3%cancelled
BRUBrussels⇆ United Airlines 20/wk 50%on time 3.9%cancelled
PUJPunta Cana⇆ United Airlines 18/wk 73%on time 2.6%cancelled
MIAMiami⇆ United Airlines · American Airlines 16/wk 68%on time 0%cancelled
SNASanta Ana⇆ Breeze Airways · United Airlines 16/wk 66%on time 0%cancelled
AUHAbu Dhabi⇆ Etihad Airways 15/wk 83%on time 0%cancelled
CKBBridgeport⇆ United Airlines 15/wk 61%on time 4.1%cancelled
SJUSan Juan⇆ United Airlines 15/wk 77%on time 0%cancelled
BCNBarcelona⇆ United Airlines 14/wk 53%on time 0%cancelled
DXBDubai⇆ Emirates 14/wk 69%on time 0%cancelled
GRUSão Paulo⇆ United Airlines 14/wk 44%on time 0.6%cancelled
MOBMobile⇆ United Airlines 14/wk 70%on time 0%cancelled
PDXPortland⇆ United Airlines 14/wk 60%on time 0%cancelled
SMFSacramento⇆ United Airlines 14/wk 66%on time 0%cancelled
VIEVienna⇆ Austrian Airlines 14/wk 58%on time 0%cancelled
ADDAddis Ababa⇆ Ethiopian Airlines 13/wk 39%on time 0%cancelled
RSWFort Myers⇆ United Airlines 12/wk 81%on time 0%cancelled
CPHCopenhagen⇆ Scandinavian Airlines 11/wk 80%on time 1.4%cancelled
ACCAccra⇆ United Airlines 10/wk 50%on time 2.3%cancelled
CMNCasablanca⇆ Royal Air Maroc 10/wk 43%on time 2.4%cancelled
ABQAlbuquerque⇆ United Airlines 8/wk 71%on time 0%cancelled
LOSLagos⇆ United Airlines 8/wk 49%on time 0%cancelled
RUHRiyadh⇆ Saudia 8/wk 67%on time 10.6%cancelled
TPETaipei⇆ EVA Air 8/wk 68%on time 1%cancelled
AUAOranjestad⇆ United Airlines 7/wk 72%on time 0%cancelled
GVAGeneva⇆ United Airlines 7/wk 56%on time 1.1%cancelled
OWBOwensboro⇆ United Airlines · American Airlines 6/wk 66%on time 12.2%cancelled
CAICairo⇆ EgyptAir 6/wk 62%on time 0%cancelled
CPTCape Town⇆ United Airlines 6/wk 61%on time 0%cancelled
PLSProvidenciales⇆ United Airlines 6/wk 77%on time 9.3%cancelled
VRBVero Beach⇆ Breeze Airways 6/wk 75%on time 0%cancelled
JEDJeddah⇆ Qatar Executive · Saudia 5/wk –12 legs –
LFWLomé⇆ Ethiopian Airlines 5/wk 44%on time 1.4%cancelled
STTCharlotte Amalie⇆ United Airlines 5/wk 87%on time 20.6%cancelled
DJTDJT⇆ Qatar Executive · United Airlines 4/wk 69%on time 0%cancelled
BWIBaltimore⇆ United Airlines 4/wk 43%on time 0%cancelled
HARHarrisburg→ United Airlines 4/wk 47%on time 0%cancelled
MBJMontego Bay⇆ United Airlines 4/wk 81%on time 28.3%cancelled
NZYSan Diego⇆ United Airlines 4/wk 78%on time 0%cancelled
PEKBeijing⇆ Air China 4/wk 66%on time 1.8%cancelled
SJDSan José del Cabo⇆ United Airlines 4/wk 82%on time 54.3%cancelled
TRIBlountville⇆ Breeze Airways 4/wk 79%on time 0%cancelled
TEBTeterboro→ Contour Airlines · Japan Airlines · Tradewind Aviation 3/wk 26%on time 0%cancelled
AMMAmman⇆ Royal Jordanian 3/wk 75%on time 2.4%cancelled
HNLHonolulu⇆ United Airlines 3/wk 69%on time 0%cancelled
HPNWhite Plains← Japan Airlines 3/wk 39%on time 0%cancelled
TLVTel Aviv⇆ United Airlines 3/wk –9 legs –
AXTAkita← Japan Airlines 2/wk –5 legs –
BEDBedford→ SUA 2/wk –9 legs –
GDLGuadalajara⇆ Volaris 2/wk 67%on time 17.9%cancelled
MDWChicago→ Delta Air Lines 2/wk –12 legs –
PGDPunta Gorda⇆ Allegiant Air 2/wk 54%on time 0%cancelled
SRQSarasota/Bradenton⇆ Allegiant Air 2/wk 70%on time 0%cancelled
SWFNewburgh→ United Airlines 2/wk –6 legs –
VPSValparaiso⇆ Allegiant Air 2/wk 78%on time 0%cancelled
AHNAthens← Japan Airlines 1/wk –7 legs –
AIKAiken→ Contour Airlines 1/wk –1 legs –
BGIBridgetown⇆ United Airlines 1/wk –4 legs –
BGRBangor← United Airlines 1/wk –2 legs –
BHMBirmingham← Japan Airlines 1/wk –3 legs –
BKLCleveland⇆ SUA 1/wk –2 legs –
CRENorth Myrtle Beach→ SUA 1/wk –4 legs –
DALDallas← Air Canada 1/wk –4 legs –
ESNEaston← Tradewind Aviation 1/wk –1 legs –
GBRGreat Barrington← Tradewind Aviation 1/wk –2 legs –
GCMGeorge Town⇆ United Airlines 1/wk –6 legs –
ILMWilmington← Contour Airlines 1/wk –1 legs –
LAFWest Lafayette→ United Airlines 1/wk –1 legs –
LBELatrobe⇆ Tradewind Aviation 1/wk –2 legs –
LEXLexington→ Japan Airlines 1/wk –2 legs –
MEMMemphis← United Airlines 1/wk –2 legs –
MHKManhattan← United Airlines 1/wk –1 legs –
MLBMelbourne← United Airlines 1/wk –19 legs –
MQYSmyrna← Contour Airlines 1/wk –8 legs –
NASNassau⇆ United Airlines 1/wk –6 legs –
PDKAtlanta← Japan Airlines 1/wk –15 legs –
RDGReading→ Contour Airlines 1/wk –2 legs –
SJOSan José⇆ United Airlines 1/wk –2 legs –
SXMSint Maarten⇆ United Airlines 1/wk –14 legs –
VNYVan Nuys→ Contour Airlines 1/wk –2 legs –
■ ≥85% on time ■ 70–84% ■ 55–69% ■ <55% cancelled: amber ≥2%, red ≥5% ⇆ flies both directions

Nonstop flights into Washington Dulles

148 of the 173 destinations above also fly nonstop into Washington Dulles, so the table covers both directions of each route. Inbound arrival times and live status are on the arrivals board, and each route row links to its own route page with the paired schedule history.

11 routes appeared outbound only in the observed window; 14 routes appear inbound only. These are usually seasonal charter rotations or positioning patterns that the boards record separately.

IAD route map: where 173 nonstop routes go

Nonstop route network at Washington (IAD)

IAD direct flights: questions travelers ask

How many direct flights does Washington Dulles have?

Washington Dulles International Airport currently has nonstop service to 173 destinations on 52 airlines, based on flights observed on the airport's own boards over the last 14 days. 148 of those routes operate in both directions.

Which direct route from Washington Dulles is most reliable?

Among routes with at least 20 observed legs in the last 90 days, Guatemala City (GUA) runs cleanest: 87% of flights within 15 minutes of schedule with a 32% cancellation rate.

Which airline flies the most nonstop routes from Washington Dulles?

United Airlines appears on 123 of the 173 nonstop routes we observed at IAD. The airline column in the route ledger lists every carrier observed on each route.

Where does this data come from?

From Washington Dulles International Airport's own departure and arrival boards, recorded continuously by Pro Flight Search. Reliability figures cover the last 90 days; the route list covers the last 14 days of observed service.

More nonstop guides

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search: Washington Dulles (IAD) nonstop network and route reliability, measured from official airport boards.

Canonical URL
https://proflightsearch.com/direct-flights/washington-IAD
How we measure this →

Planning around IAD? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure