El Al flight LY 4181: Boston Logan - Ronald Reagan Washington

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Tue,Thu,Sun 07:30 Boston Logan (BOS) A 09:31 Ronald Reagan Washington (DCA) 2
LY 4181 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:01 Effective 2026-02-12 through 2026-03-05
Codeshare flight, operated by Delta Air Lines.(DL 5692)
Wed,Sun 07:30 Boston Logan (BOS) A 09:26 Ronald Reagan Washington (DCA) 2
LY 4181 Non-stop Embraer EMB 175 (E75) 1:56 Effective 2026-04-15 through 2026-09-09
Codeshare flight, operated by Delta Air Lines.(DL 5692)
Wed 07:30 Boston Logan (BOS) A 09:26 Ronald Reagan Washington (DCA) 2
LY 4181 Non-stop Embraer EMB 175 (E75) 1:56 Effective 2026-09-16 through 2026-09-23
Codeshare flight, operated by Delta Air Lines.(DL 5692)
Wed,Sun 07:30 Boston Logan (BOS) A 09:26 Ronald Reagan Washington (DCA) 2
LY 4181 Non-stop Embraer EMB 175 (E75) 1:56 Effective 2026-09-27 through 2026-10-04
Codeshare flight, operated by Delta Air Lines.(DL 5692)
Wed,Sun 07:30 Boston Logan (BOS) A 09:32 Ronald Reagan Washington (DCA) 2
LY 4181 Non-stop Embraer EMB 175 (E75) 2:02 Effective 2026-10-07 through 2026-10-25
Codeshare flight, operated by Delta Air Lines.(DL 5692)
Tue,Thu,Sun 07:35 Boston Logan (BOS) A 09:39 Ronald Reagan Washington (DCA) 2
LY 4181 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:04 Effective 2026-01-06 through 2026-02-10
Codeshare flight, operated by Delta Air Lines.(DL 5692)
Sun 07:35 Boston Logan (BOS) A 09:34 Ronald Reagan Washington (DCA) 2
LY 4181 Non-stop Embraer EMB 175 (E75) 1:59 Effective 2026-03-29 through 2026-04-12
Codeshare flight, operated by Delta Air Lines.(DL 5692)
Tue,Sun 09:00 Boston Logan (BOS) A 11:01 Ronald Reagan Washington (DCA) 2
LY 4181 Non-stop Embraer EMB 175 (E75) 2:01 Valid until 2026-01-04
Codeshare flight, operated by Delta Air Lines.(DL 5692)
Tue,Thu 13:15 Boston Logan (BOS) A 15:14 Ronald Reagan Washington (DCA) 2
LY 4181 Non-stop Embraer EMB 175 (E75) 1:59 Effective from 2026-10-27
Codeshare flight, operated by Delta Air Lines.(DL 5857)
Tue,Thu,Sun 14:32 Boston Logan (BOS) A 16:24 Ronald Reagan Washington (DCA) 2
LY 4181 Non-stop Embraer EMB 175 (E75) 1:52 Effective 2026-03-08 through 2026-03-26
Codeshare flight, operated by Delta Air Lines.(DL 5682)
Mon,Thu 17:10 Boston Logan (BOS) A 19:09 Ronald Reagan Washington (DCA) 2
LY 4181 Non-stop Embraer EMB 175 (E75) 1:59 Effective 2026-04-13 through 2026-05-18
Codeshare flight, operated by Delta Air Lines.(DL 5667)
Mon,Thu 17:10 Boston Logan (BOS) A 19:09 Ronald Reagan Washington (DCA) 2
LY 4181 Non-stop Embraer EMB 175 (E75) 1:59 Effective 2026-05-25 through 2026-09-17
Codeshare flight, operated by Delta Air Lines.(DL 5667)
Mon,Thu 17:10 Boston Logan (BOS) A 19:09 Ronald Reagan Washington (DCA) 2
LY 4181 Non-stop Embraer EMB 175 (E75) 1:59 Effective 2026-09-24 through 2026-10-05
Codeshare flight, operated by Delta Air Lines.(DL 5667)
Mon,Thu 17:10 Boston Logan (BOS) A 19:12 Ronald Reagan Washington (DCA) 2
LY 4181 Non-stop Embraer EMB 175 (E75) 2:02 Effective 2026-10-08 through 2026-10-22
Codeshare flight, operated by Delta Air Lines.(DL 5667)
Mon 17:55 Boston Logan (BOS) A 19:55 Ronald Reagan Washington (DCA) 2
LY 4181 Non-stop Embraer EMB 175 (E75) 2:00 Effective 2026-03-30 through 2026-04-06
Codeshare flight, operated by Delta Air Lines.(DL 5667)
Thu 17:55 Boston Logan (BOS) A 19:55 Ronald Reagan Washington (DCA) 2
LY 4181 Non-stop Embraer EMB 175 (E75) 2:00 Operates only on 2026-04-09
Codeshare flight, operated by Delta Air Lines.(DL 5667)


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El Al flight LY 4181:
Boston Logan - Ronald Reagan Washington
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
El Al LY4181
07:30
Boston Logan (BOS) A

09:31
Ronald Reagan Washington (DCA) 2
Effective 2026-02-12 through 2026-03-05
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5692)
Duration: 2:01, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
El Al LY4181
07:30
Boston Logan (BOS) A

09:26
Ronald Reagan Washington (DCA) 2
Effective 2026-04-15 through 2026-09-09
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5692)
Duration: 1:56, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4181
07:30
Boston Logan (BOS) A

09:26
Ronald Reagan Washington (DCA) 2
Effective 2026-09-16 through 2026-09-23
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5692)
Duration: 1:56, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4181
07:30
Boston Logan (BOS) A

09:26
Ronald Reagan Washington (DCA) 2
Effective 2026-09-27 through 2026-10-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5692)
Duration: 1:56, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4181
07:30
Boston Logan (BOS) A

09:32
Ronald Reagan Washington (DCA) 2
Effective 2026-10-07 through 2026-10-25
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5692)
Duration: 2:02, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4181
07:35
Boston Logan (BOS) A

09:39
Ronald Reagan Washington (DCA) 2
Effective 2026-01-06 through 2026-02-10
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5692)
Duration: 2:04, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
El Al LY4181
07:35
Boston Logan (BOS) A

09:34
Ronald Reagan Washington (DCA) 2
Effective 2026-03-29 through 2026-04-12
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5692)
Duration: 1:59, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4181
09:00
Boston Logan (BOS) A

11:01
Ronald Reagan Washington (DCA) 2
Valid until 2026-01-04
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5692)
Duration: 2:01, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4181
13:15
Boston Logan (BOS) A

15:14
Ronald Reagan Washington (DCA) 2
Effective from 2026-10-27
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5857)
Duration: 1:59, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4181
14:32
Boston Logan (BOS) A

16:24
Ronald Reagan Washington (DCA) 2
Effective 2026-03-08 through 2026-03-26
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5682)
Duration: 1:52, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4181
17:10
Boston Logan (BOS) A

19:09
Ronald Reagan Washington (DCA) 2
Effective 2026-04-13 through 2026-05-18
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5667)
Duration: 1:59, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4181
17:10
Boston Logan (BOS) A

19:09
Ronald Reagan Washington (DCA) 2
Effective 2026-05-25 through 2026-09-17
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5667)
Duration: 1:59, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4181
17:10
Boston Logan (BOS) A

19:09
Ronald Reagan Washington (DCA) 2
Effective 2026-09-24 through 2026-10-05
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5667)
Duration: 1:59, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4181
17:10
Boston Logan (BOS) A

19:12
Ronald Reagan Washington (DCA) 2
Effective 2026-10-08 through 2026-10-22
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5667)
Duration: 2:02, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4181
17:55
Boston Logan (BOS) A

19:55
Ronald Reagan Washington (DCA) 2
Effective 2026-03-30 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5667)
Duration: 2:00, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4181
17:55
Boston Logan (BOS) A

19:55
Ronald Reagan Washington (DCA) 2
Operates only on 2026-04-09
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5667)
Duration: 2:00, non-stop
Embraer EMB 175 (E75)
  • LY 4181 is a domestic flight departing from the Boston Logan airport (BOS) and arriving at Ronald Reagan Washington airport (DCA).
  • The flight distance is 398 miles, or 641 km.
  • The timezone of both the departure and the arrival airports is UTC-5 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 1:52 and 2:04.
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