From
To
Date
Fri, Mar 8

Authorised IRCTC partner

Papanasam To Otivakkam Trains

Popular Trains from Papanasam to Otivakkam

33 found from PML, PEM, ALU, KMU, NMJ, TVR, MQ to CGL, TBM, MS

Train name and numberStarting stationDurationEnding station

22676 - CHOZHAN SF EXP

Runs onMTWTFSS

12:10 PM

PML

Papanasam

4h 43m

211 KM

20 stops

04:53 PM

CGL

Chengalpattu

7 KM from OV

Starting from ₹225

16866 - UZHAVAN EXPRESS

Runs onMTWTFSS

10:12 PM

PML

Papanasam

4h 45m

211 KM

16 stops

02:58 AM

CGL

Chengalpattu

7 KM from OV

16176 - KIK MS EXPRESS

Runs onMTWTFSS

11:05 PM

PEM

Peralam

42 KM from PML

4h 27m

196 KM

13 stops

03:33 AM

CGL

Chengalpattu

7 KM from OV

12606 - PALLAVAN SF EXP

Runs onMTWTFSS

08:06 AM

ALU

Ariyalur

33 KM from PML

2h 39m

198 KM

13 stops

10:45 AM

CGL

Chengalpattu

7 KM from OV

Starting from ₹115

20692 - TBM ANTYODAYA

Runs onMTWTFSS

11:55 PM

KMU

Kumbakonam

13 KM from PML

4h 53m

204 KM

16 stops

04:48 AM

CGL

Chengalpattu

7 KM from OV

16752 - RMM MS EXPRESS

Runs onMTWTFSS

12:36 AM

KMU

Kumbakonam

13 KM from PML

5h 12m

204 KM

24 stops

05:48 AM

CGL

Chengalpattu

7 KM from OV

Starting from ₹185

16192 - TBM ANTYODAYA

Runs onMTWTFSS

12:30 AM

KMU

Kumbakonam

13 KM from PML

6h 3m

204 KM

16 stops

06:33 AM

CGL

Chengalpattu

7 KM from OV

16180 - MQ MS EXPRESS

Runs onMTWTFSS

10:54 PM

NMJ

Needamangalam

22 KM from PML

5h 14m

222 KM

12 stops

04:08 AM

CGL

Chengalpattu

7 KM from OV

Starting from ₹200

11018 - KIK LTT EXPRESS

Runs onMTWTFSS

03:45 PM

TVR

Thiruvarur

43 KM from PML

4h 58m

217 KM

34 stops

08:43 PM

CGL

Chengalpattu

7 KM from OV

16128 - GUV CHENNAI EXP

Runs onMTWTFSS

04:00 PM

ALU

Ariyalur

33 KM from PML

3h 13m

198 KM

45 stops

07:13 PM

CGL

Chengalpattu

7 KM from OV

Starting from ₹100

16160 - MAQ CHENNAI EXP

Runs onMTWTFSS

11:05 PM

ALU

Ariyalur

33 KM from PML

3h 3m

198 KM

51 stops

02:08 AM

CGL

Chengalpattu

7 KM from OV

Starting from ₹100

12654 - ROCKFORT SF EXP

Runs onMTWTFSS

12:03 AM

ALU

Ariyalur

33 KM from PML

2h 40m

198 KM

13 stops

02:43 AM

CGL

Chengalpattu

7 KM from OV

Starting from ₹195

20684 - SCT TBM SF EXP

Runs onMTWTFSS

12:15 AM

TVR

Thiruvarur

43 KM from PML

5h 50m

246 KM

19 stops

06:05 AM

TBM

Chennai

37 KM from OV

Starting from ₹235

16106 - TCN CHENNAI EXP

Runs onMTWTFSS

03:57 AM

PML

Papanasam

5h 11m

211 KM

29 stops

09:08 AM

CGL

Chengalpattu

7 KM from OV

22535 - RMM BSBS SF EXP

Runs onMTWTFSS

06:45 AM

KMU

Kumbakonam

13 KM from PML

4h 53m

204 KM

39 stops

11:38 AM

CGL

Chengalpattu

7 KM from OV

12664 - TPJ HWH SF EXP

Runs onMTWTFSS

02:35 PM

ALU

Ariyalur

33 KM from PML

3h 3m

198 KM

26 stops

05:38 PM

CGL

Chengalpattu

7 KM from OV

Starting from ₹195

22674 - MQ BGKT SF EXP

Runs onMTWTFSS

01:15 PM

MQ

Mannargudi

34 KM from PML

5h 8m

231 KM

44 stops

06:23 PM

CGL

Chengalpattu

7 KM from OV

Starting from ₹240

16852 - RMM MS EXPRESS

Runs onMTWTFSS

12:20 AM

KMU

Kumbakonam

13 KM from PML

4h 43m

204 KM

22 stops

05:03 AM

CGL

Chengalpattu

7 KM from OV

22631 - ANUVRAT SF EXP

Runs onMTWTFSS

03:15 PM

ALU

Ariyalur

33 KM from PML

3h 8m

198 KM

43 stops

06:23 PM

CGL

Chengalpattu

7 KM from OV

12651 - NZM S KRNTI EXP

Runs onMTWTFSS

04:05 AM

ALU

Ariyalur

33 KM from PML

3h 3m

198 KM

17 stops

07:08 AM

CGL

Chengalpattu

7 KM from OV

Starting from ₹195

12666 - CAPE HWH SF EXP

Runs onMTWTFSS

02:30 PM

ALU

Ariyalur

33 KM from PML

3h 8m

198 KM

32 stops

05:38 PM

CGL

Chengalpattu

7 KM from OV

16352 - NCJ CSMT EXP

Runs onMTWTFSS

02:30 PM

ALU

Ariyalur

33 KM from PML

3h 45m

198 KM

40 stops

06:15 PM

CGL

Chengalpattu

7 KM from OV

Starting from ₹165

22624 - MDU MS SF EXP

Runs onMTWTFSS

12:26 AM

KMU

Kumbakonam

13 KM from PML

4h 52m

204 KM

11 stops

05:18 AM

CGL

Chengalpattu

7 KM from OV

Starting from ₹215

20895 - RMM BBS SF EXP

Runs onMTWTFSS

03:25 PM

KMU

Kumbakonam

13 KM from PML

6h 25m

254 KM

31 stops

09:50 PM

MS

Chennai

59 KM from OV

Starting from ₹245

20606 - TCN MS SF EXP

Runs onMTWTFSS

03:56 AM

PML

Papanasam

5h 12m

211 KM

29 stops

09:08 AM

CGL

Chengalpattu

7 KM from OV

Starting from ₹225

20974 - FZR HUMSAFAR

Runs onMTWTFSS

04:05 AM

ALU

Ariyalur

33 KM from PML

3h 3m

198 KM

46 stops

07:08 AM

CGL

Chengalpattu

7 KM from OV

22613 - RMM AYC SF EXP

Runs onMTWTFSS

06:45 AM

KMU

Kumbakonam

13 KM from PML

6h 5m

254 KM

28 stops

12:50 PM

MS

Chennai

59 KM from OV

Starting from ₹245

12636 - VAIGAI SF EXP

Runs onMTWTFSS

09:51 AM

ALU

Ariyalur

33 KM from PML

2h 47m

198 KM

15 stops

12:38 PM

CGL

Chengalpattu

7 KM from OV

20482 - BGKT HUMSAFAR

Runs onMTWTFSS

09:01 AM

ALU

Ariyalur

33 KM from PML

2h 47m

198 KM

24 stops

11:48 AM

CGL

Chengalpattu

7 KM from OV

20497 - FZR HUMSAFAR

Runs onMTWTFSS

04:05 AM

ALU

Ariyalur

33 KM from PML

3h 3m

198 KM

46 stops

07:08 AM

CGL

Chengalpattu

7 KM from OV

12694 - PEARL CITY EXP

Runs onMTWTFSS

02:31 AM

ALU

Ariyalur

33 KM from PML

3h 37m

198 KM

20 stops

06:08 AM

CGL

Chengalpattu

7 KM from OV

Starting from ₹195

16796 - TPJ MS EXPRESS

Runs onMTWTFSS

11:27 AM

PML

Papanasam

4h 51m

211 KM

19 stops

04:18 PM

CGL

Chengalpattu

7 KM from OV

16367 - KASHI TAMIL EXP

Runs onMTWTFSS

04:46 AM

KMU

Kumbakonam

13 KM from PML

5h 34m

204 KM

39 stops

10:20 AM

CGL

Chengalpattu

7 KM from OV

Covid Special Trains from Papanasam to Otivakkam

42 found from ALU, SRGM, PEM, PML, KMU, TVR, NMJ, MQ, TP, TJ to MAS, CGL, MLMR, PER

Train name and numberStarting stationDurationEnding station

06060 - KJM-CBE SPL/FARE EXP

Runs onMTWTFSS

12:40 AM

ALU

Ariyalur

33 KM from PML

250 KM

21 stops

09:45 AM

MAS

Chennai

59 KM from OV

02654 - TPJ MS EXPRESS

Runs onMTWTFSS

12:03 AM

ALU

Ariyalur

33 KM from PML

2h 45m

198 KM

12 stops

02:48 AM

CGL

Chengalpattu

7 KM from OV

02636 - MDU MS EXP

Runs onMTWTFSS

10:15 AM

ALU

Ariyalur

33 KM from PML

2h 48m

198 KM

12 stops

01:03 PM

CGL

Chengalpattu

7 KM from OV

04816 - BGKT HUMSAFAR

Runs onMTWTFSS

08:55 AM

ALU

Ariyalur

33 KM from PML

2h 48m

198 KM

21 stops

11:43 AM

CGL

Chengalpattu

7 KM from OV

02606 - KKDI MS EXP

Runs onMTWTFSS

07:50 AM

ALU

Ariyalur

33 KM from PML

2h 53m

198 KM

13 stops

10:43 AM

CGL

Chengalpattu

7 KM from OV

02666 - CAPE HWH SPL

Runs onMTWTFSS

02:45 PM

ALU

Ariyalur

33 KM from PML

2h 53m

198 KM

31 stops

05:38 PM

CGL

Chengalpattu

7 KM from OV

06058 - TEN TBM SPL

Runs onMTWTFSS

03:20 AM

ALU

Ariyalur

33 KM from PML

2h 58m

198 KM

23 stops

06:18 AM

CGL

Chengalpattu

7 KM from OV

06128 - GUV CHENNAI EXP

Runs onMTWTFSS

04:00 PM

ALU

Ariyalur

33 KM from PML

3h 3m

198 KM

40 stops

07:03 PM

CGL

Chengalpattu

7 KM from OV

06155 - MDU NZM SPL

Runs onMTWTFSS

04:05 AM

ALU

Ariyalur

33 KM from PML

3h 3m

198 KM

15 stops

07:08 AM

CGL

Chengalpattu

7 KM from OV

02664 - TPJ HWH EXP

Runs onMTWTFSS

02:35 PM

ALU

Ariyalur

33 KM from PML

3h 3m

198 KM

24 stops

05:38 PM

CGL

Chengalpattu

7 KM from OV

06046 - NCJ MAS SF SPL

Runs onMTWTFSS

07:01 AM

ALU

Ariyalur

33 KM from PML

3h 7m

198 KM

18 stops

10:08 AM

CGL

Chengalpattu

7 KM from OV

06115 - MDU JP SF SPL

Runs onMTWTFSS

03:15 PM

ALU

Ariyalur

33 KM from PML

3h 8m

198 KM

35 stops

06:23 PM

CGL

Chengalpattu

7 KM from OV

06065 - MAJN TBM SPL

Runs onMTWTFSS

09:10 AM

ALU

Ariyalur

33 KM from PML

3h 13m

198 KM

40 stops

12:23 PM

CGL

Chengalpattu

7 KM from OV

06006 - TN MS SPL

Runs onMTWTFSS

09:40 PM

ALU

Ariyalur

33 KM from PML

3h 49m

198 KM

14 stops

01:30 AM

CGL

Chengalpattu

7 KM from OV

06352 - NCJ CSMT SPL

Runs onMTWTFSS

02:30 PM

ALU

Ariyalur

33 KM from PML

3h 53m

198 KM

37 stops

06:23 PM

CGL

Chengalpattu

7 KM from OV

06052 - TEN MAS GR SPL

Runs onMTWTFSS

09:15 PM

SRGM

Tiruchirappalli

63 KM from PML

4h 15m

247 KM

16 stops

01:30 AM

CGL

Chengalpattu

7 KM from OV

06176 - KIK MS SPL

Runs onMTWTFSS

11:05 PM

PEM

Peralam

42 KM from PML

4h 18m

196 KM

12 stops

03:23 AM

CGL

Chengalpattu

7 KM from OV

06866 - TJ MS EXPRESS

Runs onMTWTFSS

10:17 PM

PML

Papanasam

4h 41m

211 KM

14 stops

02:58 AM

CGL

Chengalpattu

7 KM from OV

06796 - TPJ MS EXPRESS

Runs onMTWTFSS

11:27 AM

PML

Papanasam

4h 46m

211 KM

19 stops

04:13 PM

CGL

Chengalpattu

7 KM from OV

05119 - MAS BSBS SPL

Runs onMTWTFSS

06:45 AM

KMU

Kumbakonam

13 KM from PML

4h 48m

204 KM

26 stops

11:33 AM

CGL

Chengalpattu

7 KM from OV

06158 - MDU MS EXPRESS

Runs onMTWTFSS

12:35 AM

KMU

Kumbakonam

13 KM from PML

4h 48m

204 KM

10 stops

05:23 AM

CGL

Chengalpattu

7 KM from OV

08495 - RMM BBS FESTSPL

Runs onMTWTFSS

03:25 PM

KMU

Kumbakonam

13 KM from PML

4h 49m

171 KM

28 stops

08:14 PM

MLMR

Melmaruvattur

26 KM from OV

06852 - RMM MS SPL

Runs onMTWTFSS

12:20 AM

KMU

Kumbakonam

13 KM from PML

4h 53m

204 KM

22 stops

05:13 AM

CGL

Chengalpattu

7 KM from OV

06192 - NCJ TBM SPL

Runs onMTWTFSS

11:55 PM

KMU

Kumbakonam

13 KM from PML

4h 53m

204 KM

16 stops

04:48 AM

CGL

Chengalpattu

7 KM from OV

01144 - TN CSMT SPL

Runs onMTWTFSS

10:20 AM

PML

Papanasam

4h 58m

211 KM

30 stops

03:18 PM

CGL

Chengalpattu

7 KM from OV

06106 - TCN MS EXPRESS

Runs onMTWTFSS

04:10 AM

KMU

Kumbakonam

13 KM from PML

4h 58m

204 KM

28 stops

09:08 AM

CGL

Chengalpattu

7 KM from OV

06367 - CAPE BSBS SPL

Runs onMTWTFSS

04:45 AM

KMU

Kumbakonam

13 KM from PML

5h

204 KM

37 stops

09:45 AM

CGL

Chengalpattu

7 KM from OV

06070 - TEN MS SPL

Runs onMTWTFSS

01:50 AM

TVR

Thiruvarur

43 KM from PML

5h 8m

217 KM

24 stops

06:58 AM

CGL

Chengalpattu

7 KM from OV

06103 - CAPE BSB SPL

Runs onMTWTFSS

06:30 AM

KMU

Kumbakonam

13 KM from PML

5h 8m

204 KM

28 stops

11:38 AM

CGL

Chengalpattu

7 KM from OV

06032 - VLNK TBM SPL

Runs onMTWTFSS

10:40 AM

TVR

Thiruvarur

43 KM from PML

5h 10m

217 KM

10 stops

03:50 PM

CGL

Chengalpattu

7 KM from OV

06180 - MQ MS EXPRESS

Runs onMTWTFSS

10:55 PM

NMJ

Needamangalam

22 KM from PML

5h 12m

222 KM

11 stops

04:08 AM

CGL

Chengalpattu

7 KM from OV

06864 - MQ BGKT SPL

Runs onMTWTFSS

01:15 PM

MQ

Mannargudi

34 KM from PML

5h 13m

231 KM

43 stops

06:28 PM

CGL

Chengalpattu

7 KM from OV

01018 - KIK LTT SPL

Runs onMTWTFSS

03:25 PM

TVR

Thiruvarur

43 KM from PML

5h 18m

217 KM

31 stops

08:43 PM

CGL

Chengalpattu

7 KM from OV

07696 - RMD SC SPECIAL

Runs onMTWTFSS

03:25 PM

TVR

Thiruvarur

43 KM from PML

5h 18m

217 KM

29 stops

08:43 PM

CGL

Chengalpattu

7 KM from OV

07686 - TJ SC SPL

Runs onMTWTFSS

07:21 AM

PML

Papanasam

5h 27m

211 KM

23 stops

12:48 PM

CGL

Chengalpattu

7 KM from OV

06004 - TEN TBM SPL

Runs onMTWTFSS

11:40 PM

TVR

Thiruvarur

43 KM from PML

5h 38m

217 KM

21 stops

05:18 AM

CGL

Chengalpattu

7 KM from OV

06002 - TCN TBM SPL

Runs onMTWTFSS

06:15 AM

PML

Papanasam

5h 48m

211 KM

22 stops

12:03 PM

CGL

Chengalpattu

7 KM from OV

06040 - KKDI MAS SPL

Runs onMTWTFSS

12:53 AM

PML

Papanasam

5h 55m

211 KM

20 stops

06:48 AM

CGL

Chengalpattu

7 KM from OV

09420 - TPJ ADI SPL

Runs onMTWTFSS

06:53 AM

PML

Papanasam

6h 40m

211 KM

33 stops

01:33 PM

CGL

Chengalpattu

7 KM from OV

06107 - CAPE BSBS SPL

Runs onMTWTFSS

05:10 AM

ALU

Ariyalur

33 KM from PML

7h 10m

252 KM

27 stops

12:20 PM

PER

Chennai

61 KM from OV

06048 - TPJ-MS SPL

Runs onMTWTFSS

08:25 AM

TP

Tiruchirappalli Fort

64 KM from PML

8h 43m

251 KM

21 stops

05:08 PM

CGL

Chengalpattu

7 KM from OV

06616 - Coimbatore Chennai Central Weekly Sf Special

Runs onMTWTFSS

06:00 AM

TJ

Thanjavur

21 KM from PML

2d 2h 15m

283 KM

11 stops

08:15 AM

MAS

Chennai

59 KM from OV

Other Trains from Papanasam to Otivakkam

12 found from ALU, KMU, PEM, PML, MQ to CGL, MS

Train name and numberStarting stationDurationEnding station

16130 - TN MS LINK EXP

Runs onMTWTFSS

04:03 PM

ALU

Ariyalur

33 KM from PML

3h

198 KM

23 stops

07:03 PM

CGL

Chengalpattu

7 KM from OV

19604 - AJMER HUMSAFAR

Runs onMTWTFSS

04:05 AM

ALU

Ariyalur

33 KM from PML

3h 3m

198 KM

27 stops

07:08 AM

CGL

Chengalpattu

7 KM from OV

16714 - RMM-MS SETHU EXP

Runs onMTWTFSS

02:15 AM

ALU

Ariyalur

33 KM from PML

3h 23m

198 KM

20 stops

05:38 AM

CGL

Chengalpattu

7 KM from OV

16178 - ROCKFORT EXPRESS

Runs onMTWTFSS

11:50 PM

ALU

Ariyalur

33 KM from PML

3h 27m

198 KM

15 stops

03:18 AM

CGL

Chengalpattu

7 KM from OV

16860 - MAQ MS EXP

Runs onMTWTFSS

11:10 PM

ALU

Ariyalur

33 KM from PML

3h 33m

198 KM

53 stops

02:43 AM

CGL

Chengalpattu

7 KM from OV

16702 - Chennai Express

Runs onMTWTFSS

12:05 AM

KMU

Kumbakonam

13 KM from PML

4h 53m

204 KM

25 stops

04:58 AM

CGL

Chengalpattu

7 KM from OV

16186 - VELANKANNI EXP

Runs onMTWTFSS

10:51 PM

PEM

Peralam

42 KM from PML

4h 56m

196 KM

15 stops

03:48 AM

CGL

Chengalpattu

7 KM from OV

16184 - UZHAVAN EXPRESS

Runs onMTWTFSS

09:40 PM

PML

Papanasam

5h 8m

211 KM

18 stops

02:48 AM

CGL

Chengalpattu

7 KM from OV

16864 - MQ BGKT EXP

Runs onMTWTFSS

01:15 PM

MQ

Mannargudi

34 KM from PML

5h 13m

231 KM

43 stops

06:28 PM

CGL

Chengalpattu

7 KM from OV

16736 - Tcn Chennai Express

Runs onMTWTFSS

04:41 AM

PML

Papanasam

5h 42m

211 KM

28 stops

10:23 AM

CGL

Chengalpattu

7 KM from OV

16793 - SHRADDHA SETHU

Runs onMTWTFSS

06:45 AM

KMU

Kumbakonam

13 KM from PML

6h 5m

254 KM

23 stops

12:50 PM

MS

Chennai

59 KM from OV

18495 - BHUBANESWAR EXP

Runs onMTWTFSS

03:25 PM

KMU

Kumbakonam

13 KM from PML

6h 30m

254 KM

26 stops

09:55 PM

MS

Chennai

59 KM from OV

Trains from Otivakkam to Papanasam

Trains originating from Papanasam

Train name and numberStarting stationDurationEnding station

16615 - CHEMMOZHI EXP

08:25 PM

MQ

Mannargudi

8h 20m

274 KM

10 stops

04:45 AM

CBE

Coimbatore

12083 - CBE JANSHATABDI

03:10 PM

MV

Mayiladuturai

6h 20m

290 KM

11 stops

09:30 PM

CBE

Coimbatore

17408 - PAMANI EXPRESS

05:10 AM

MQ

Mannargudi

10h 25m

328 KM

18 stops

03:35 PM

TPTY

Tirupati

16231 - MYSURU EXPRESS

05:55 PM

MV

Mayiladuturai

14h 5m

352 KM

27 stops

08:00 AM

MYS

Mysore

16187 - KIK ERS EXPRESS

04:30 PM

KIK

Karaikal

14h 15m

402 KM

27 stops

06:45 AM

ERS

Kochi

Trains passing through Papanasam

Train name and numberStarting stationDurationEnding station

01164 - VLNK LTT SPL

03:24 AM

SY

Sirkazhi

1d 3h 36m

1139 KM

27 stops

07:00 AM

LTT

Mumbai

01162 - VLNK LTT SPL

09:42 AM

SY

Sirkazhi

1d 6h 48m

1139 KM

27 stops

04:30 PM

LTT

Mumbai

09044 - VLNK BDTS SPL

12:55 AM

SY

Sirkazhi

1d 11h 35m

1142 KM

28 stops

12:30 PM

BDTS

Mumbai

09042 - VLNK BDTS SPL

04:02 AM

SY

Sirkazhi

1d 9h 38m

1142 KM

25 stops

01:40 PM

BDTS

Mumbai

06867 - VM MDU EXPRESS

07:45 PM

GOC

Tiruchirappalli

4h

117 KM

27 stops

11:45 PM

MDU

Madurai

Trains reaching to Otivakkam

Train name and numberStarting stationDurationEnding station

06082 - BBS TBM SF SPL

12:50 PM

BBS

Bhubaneswar

23h 10m

1019 KM

15 stops

12:00 PM

TBM

Chennai

12851 - BSP MAS SF EXP

08:45 AM

BSP

Bilaspur

23h 15m

1019 KM

16 stops

08:00 AM

MAS

Chennai

22159 - CSMT CHENNAI EXP

12:45 PM

CSMT

Mumbai

22h

1028 KM

31 stops

10:45 AM

MAS

Chennai

01063 - NGP MAO SPECIAL

11:30 AM

CSMT

Mumbai

1d 1h 25m

1028 KM

24 stops

12:55 PM

MAS

Chennai

22157 - CSMT MS SF MAIL

10:52 PM

CSMT

Mumbai

23h 23m

1028 KM

35 stops

10:15 PM

MS

Chennai

Trains passing through Otivakkam

Train name and numberStarting stationDurationEnding station

22102 - MDU LTT SF EXP

11:00 PM

CJ

Kanchipuram

21h 30m

1005 KM

26 stops

08:30 PM

LTT

Mumbai

08312 - ED SBP SPL

08:00 PM

PER

Chennai

1d 1h 15m

1012 KM

33 stops

09:15 PM

SBP

Sambalpur

12852 - MAS BSP SF EXP

03:40 PM

MAS

Chennai

22h 50m

1019 KM

16 stops

02:30 PM

BSP

Bilaspur

22158 - MS CSMT SF EXP

06:20 AM

MS

Chennai

23h 30m

1028 KM

32 stops

05:50 AM

CSMT

Mumbai

01064 - MAO NGP SPL

03:15 PM

MAS

Chennai

1d 1h 15m

1028 KM

23 stops

04:30 PM

CSMT

Mumbai