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Route · IAD → SAV · 2020–2025 BTS data

Washington to Savannah

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), IAD to SAV (Washington to Savannah) ranks #4300 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

79.5%
On-time
+0.5 pts
vs US avg
94 min
Delay when late
1,285
Flights
#4300 of 4927
Corpus placement

Cancelled

1.4%

Best Month

Oct 2020 93%

Worst Month

Aug 2021 51%

Distance

515 mi

Carriers

9

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Oct 2025 30 2 0 0 YX,G4
Jul 2025 39 13 0 1 YX,G4
Jan 2024 34 11 0 0 YX
Dec 2022 30 6 0 0 YV
Nov 2022 32 6 0 0 YV
Oct 2022 31 5 0 0 YX,YV
Sep 2022 30 3 2 0 YX
Aug 2022 31 13 0 0 YX
Jul 2022 31 6 0 0 YX
Apr 2022 30 4 0 0 YV
Mar 2022 55 20 1 0 UA,YV,YX
Feb 2022 45 13 0 0 YV,YX
Jan 2022 31 14 1 0 UA,YV,YX
Dec 2021 65 7 0 0 YV,YX
Nov 2021 85 8 0 0 YX
Oct 2021 93 13 0 0 YX
Sep 2021 89 13 3 0 UA,YX
Aug 2021 93 46 4 0 YX
Jul 2021 92 23 4 0 YX
Jun 2021 32 5 0 0 UA,YV
May 2021 46 6 0 0 UA,YV,YX
Dec 2020 32 2 1 0 YV,YX
Nov 2020 32 1 0 0 YV
Oct 2020 54 4 0 0 YV

IAD–SAV seasonal on-time pattern

Best: November (89.9%) · weakest: August (61.3%)

50%60%70%80%90%100% JanFebMarAprMayJunJulAugSepOctNovDec 88.2%

Strongest calendar month

November

89.9% on-time · ~50 flights/mo

Busiest calendar month

September

~60 flights/mo avg

Weakest calendar month

August

61.3% on-time · ~52 flights/mo

Cancellation Rate

1.4%

16 of 1,162 flights

Diversion Rate

0.1%

1 of 1,162 flights

Explore origin & destination

On-time and delay data for the airports this route connects.

IAD - Washington

Full on-time, delay-cause, and seasonal performance for Washington, DC.

IAD on-time profile

SAV - Savannah

Full on-time, delay-cause, and seasonal performance for Savannah, GA.

SAV on-time profile

Compare the two airports

See IAD and SAV side by side on delays, cancellations, and reliability.

Compare IAD vs SAV

Origin-hub reliability standing

Mid-pack among IAD departures

From IAD, this corridor sits with 42 other 75–85% on-time routes out of 58 tracked departures, not the hub's reliability leaders (14 at ≥85%) and not the softest ( 2 below 75%). Destination: Savannah · fleet on-time rank #3347 of 4927.

What the Data Says About IAD to SAV

1,285 tracked flights put the IAD to SAV pairing (Washington to Savannah) at a 79.5% on-time rate, squarely in line with the wider network. Delays that do occur run 94.1 minutes on average. Across the 515-mile route and its 9 carriers, the trailing 24 months show 1.4% cancelled and 0.1% diverted (1,162 flights sampled).

The monthly split is wide on this route: Oct 2020 posted the strongest performance at 93% on-time, while Aug 2021 came in at just 51% - a 42-point swing worth factoring into travel timing.

On the multi-year calendar, IAD–SAV peaks in November at 89.9% on-time while September carries the heaviest traffic (~60 flights per month) ; the softest month is August at 61.3%, a 28.6-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does IAD to SAV rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, IAD to SAV ranks #4300 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from IAD to SAV? ▼
Flights from Washington to Savannah have a 79.5% on-time rate based on 1,285 flights. The average delay is 94.1 minutes. The best recent month was Oct 2020 with 93% on-time.
What is the cancellation rate for IAD to SAV? ▼
Over the last 24 months, 1.4% of flights on this route were cancelled (16 of 1,162 flights) and 0.1% were diverted.
How far is the flight from IAD to SAV? ▼
The flight distance from Washington (IAD) to Savannah (SAV) is approximately 515 miles. This route is served by 9 carriers.
When is the best time to fly from IAD to SAV? ▼
The best recent month for on-time performance was Oct 2020 (93% on-time). The worst was Aug 2021 (51% on-time). Consider booking during months with historically better performance.

Airports on this route

IAD Airport

Washington
SAV Airport

Savannah
Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Read our methodology - how this data is sourced, computed, and verified.

Using IAD–SAV data

IAD–SAV is mid-pack at 79.5% on-time; month and carrier mix move more than the corridor headline.

  • Compare IAD and SAV airport profiles: delay causes and top routes differ even on the same corridor. IAD airport
  • If your dates flex, November (89.9% on-time) beats August (61.3%) on this corridor. Seasonal chart
  • 4 other routes post a similar 79.5% on-time rate; compare before you commit to this pairing. Similar routes

On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.