United Airlines UA521

Landed

Boston

Washington

1h 7m

726km / 448mi
(Direct: 664km, +8%)

01. Jun 2025

DEPARTURE

09:48 EDT

13:48 UTC
09:30

+18 minutes

TERMINAL: B GATE: B27

ARRIVAL

10:55 EDT

14:55 UTC
11:10

-14 minutes

GATE: 17

Boeing B737-800

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Altitude

ft

Speed

kts

Track

°

AIRLINE

United Airlines
UA / UAL

FREQUENCY

irregular/new

DISTANCE

664km

FLIGHTS/WEEK

36

PUNCTUALITY

87%

CLAIM COMPENSATION

Flight delays happen, but that doesn't mean you have to accept them. You may be entitled to as much as €600/$700 in compensation if your flight has been delayed, canceled or overbooked within the last three years.

CLAIM COMPENSATION

How long is flight UA521?: The flight has a distance of 664 km (410 mi.) with an average flight time of 1 hours and 40 minutes.
How often does UA521 fly?: Flight UA521 is operated infrequently or with changing schedules.
How many flights operate between Boston and Washington?: The route from Boston to Washington is served by 4 airline(s) with 36 flights per week. Its weekly capacity is 25,832.
Which airlines fly on this route?: This route is flown by: Lufthansa , Delta Air Lines , United Airlines , Flexjet
If UA521 was delayed or cancelled, can I get compensation?: Flight delays happen, but that doesn't mean you have to accept them. You may be entitled to as much as €600/$700 in compensation if your flight has been delayed, canceled or overbooked within the last three years.
Check Compensation

PAST FLIGHTS

Planned

13:30 EDT
in 1 day
3min late

15:10 EDT
in 1 day

United Airlines

On Time

13:30 EDT
in 6 hours
1min early

15:10 EDT
in 7 hours

United Airlines

Landed

13:30 EDT
17 hours ago
9min late

15:10 EDT
16 hours ago
25min early

United Airlines

Boeing B737-800 N17244

Landed

13:30 EDT
1 days ago
16min late

15:10 EDT
1 days ago
11min early

United Airlines

Boeing B737-800 N73278

Landed

13:30 EDT
2 days ago
5min late

15:10 EDT
2 days ago
22min early

United Airlines

Boeing B737-800 N14214

CODESHARES

This flight is operated by United Airlines as flight number UA521. Tickets are also sold as:

All Nippon Airways NH7101 Copa Airlines CM1092 Avianca AV2032

HISTORICAL FLIGHTS

2025: June
4 Flights; May
31 Flights; April
30 Flights; March
31 Flights; February
24 Flights; January
25 Flights
2024: December
29 Flights; November
24 Flights; October
27 Flights; September
28 Flights; August
27 Flights; July
26 Flights; June
29 Flights; May
31 Flights; April
30 Flights; March
48 Flights; February
29 Flights; January
33 Flights
2023: December
31 Flights; November
59 Flights; October
62 Flights; September
36 Flights; August
62 Flights; July
62 Flights; June
39 Flights; May
61 Flights; April
50 Flights; March
49 Flights; February
41 Flights; January
30 Flights
2022: December
31 Flights; October
30 Flights; September
35 Flights; August
62 Flights; July
62 Flights; June
31 Flights; May
31 Flights; April
30 Flights; March
31 Flights; February
28 Flights; January
31 Flights
2021: December
31 Flights; November
30 Flights; October
31 Flights; September
30 Flights; August
31 Flights; July
29 Flights; June
15 Flights; May
27 Flights; April
4 Flights; January
1 Flights
2020: November
28 Flights; September
7 Flights; August
15 Flights; July
18 Flights; April
7 Flights; March
29 Flights; February
29 Flights; January
30 Flights
2019: December
12 Flights; October
27 Flights; September
30 Flights; August
31 Flights; July
29 Flights; June
30 Flights; May
31 Flights; April
31 Flights; March
31 Flights; February
28 Flights; January
31 Flights
2018: December
30 Flights; November
32 Flights; October
30 Flights; September
29 Flights; August
32 Flights; July
31 Flights; June
31 Flights; May
31 Flights; April
35 Flights; March
49 Flights; February
44 Flights; January
67 Flights
2017: December
63 Flights; November
55 Flights; October
67 Flights; September
19 Flights

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