Canada
MST
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Argentina
ART
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Compare Calgary time with Buenos Aires time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

MST (Mountain Standard Time) is 4 hours behind ART (Argentina Time)
5:00 am05:00 in Calgary, Canada is 9:00 am09:00 in Buenos Aires, Argentina

Calgary to Buenos Aires call time
Best time for a conference call or a meeting is between 9am-1pm in Calgary which corresponds to 1pm-5pm in Buenos Aires

5:00 am05:00 MST (Mountain Standard Time) (Calgary, Canada). Offset UTC -7:00 hours
9:00 am09:00 ART (Argentina Time) (Buenos Aires, Argentina). Offset UTC -3:00 hours

5:00 am05:00 Calgary, Canada / 9:00 am09:00 Buenos Aires, Argentina

Calgary, CanadaBuenos Aires, Argentina
12am (midnight)4am
1am5am
2am6am
3am7am
4am8am
5am9am
6am10am
7am11am
8am12pm (noon)
9am1pm
10am2pm
11am3pm
12pm (noon)4pm
1pm5pm
2pm6pm
3pm7pm
4pm8pm
5pm9pm
6pm10pm
7pm11pm
8pm12am (midnight)
9pm1am
10pm2am
11pm3am
00:0004:00
01:0005:00
02:0006:00
03:0007:00
04:0008:00
05:0009:00
06:0010:00
07:0011:00
08:0012:00
09:0013:00
10:0014:00
11:0015:00
12:0016:00
13:0017:00
14:0018:00
15:0019:00
16:0020:00
17:0021:00
18:0022:00
19:0023:00
20:0000:00
21:0001:00
22:0002:00
23:0003:00

Calgary Information

Time Zone

Abbreviation / Name
MDT - Mountain Daylight Time
MST - Mountain Standard Time
UTC / GMT Offset
-6:00 hours during Mountain Daylight Time, currently in use.
-7:00 hours during Mountain Standard Time.
Daylight Saving Time Change
+1:00 hour - DST is in use
Daylight Saving Time Starts
Daylight saving time clock moves forward for one hour from 2am to 3amSunday, March 8, 2026 at 2:00 am local time. DST starts annually on the 2nd Sunday of March. Clocks are turned forward 1 hour to Sunday, March 8, 2026 at 3:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Daylight saving time clock moves back for one hour from 2am to 1amSunday, November 1, 2026 at 2:00 am local time. DST ends annually on the 1st Sunday of November. Clocks are turned backward 1 hour to Sunday, November 1, 2026 at 1:00 am local standard time instead. Also called Fall Back or switch to Winter Time.

Calgary Facts

Country
Canada
Alternative Names
Calgaria, Calgary, Kalgari, Kalgario, Kalgaris, Kalgary, Kalnkari, Kalqari, Kelgery, YYC, ka er jia li, ka jia li, kaelgeoli, kailagari, kalgari, kalghary, kalgry, kalkari, karugari, kelgari, klgry, kyalgari, kylgry, qlgry, Κάλγκαρι, Калгари, Калгары, Калгарі, Կալգարի, קלגרי, كالغاري, کالگری, کلگری, کیلگری, कॅल्गारी, कैलगरी, ਕੈਲਗਰੀ, கால்கரி, కాల్గరీ, ಕ್ಯಾಲ್ಗರಿ, แคลกะรี, ကယ်လ်ဂရီမြို့, კალგარი, カルガリー, 卡加利, 卡尔加里, 캘거리
Population
1,019,942
Currency
Dollar (CAD)
Geographic Coordinates
51° 03' N Latitude / 114° 05' W Longitude
International Dialing Code
+1

Buenos Aires Information

Time Zone

Abbreviation / Name
ART - Argentina Time
UTC / GMT Offset
-3:00 hours during Argentina Time, currently in use.

Buenos Aires Facts

Country
Argentina
Alternative Names
BUE, Baires, Bonaero, Bonaeropolis, Bonaëropolis, Bos Aires, Bouenos Aires, Bouonezar, Bouonézâr, Buehnas-Ajrehs, Buehnos Ajres, Buehnos-Ajres, Buehnos-Ajres osh, Buenos Aires, Buenos Airės, Buenos Ajres, Buenos Ayres, Buenos-Aires, Buenos-Ajres, Buenos-Ayres, Buenos-Aýres, Buenosairesa, Buénos Ayrés, Bwenoze, Bwènozè, Búenos Aíres, Ciudad Autonoma de Buenos Aires, Ciudad Autónoma de Buenos Aires, Ciudad de La Santisima Trinidad y Puerto de Santa Maria del Buen Ayre, Ciudad de La Santísima Trinidad y Puerto de Santa María del Buen Ayre, Lungsod ng Buenos Aires, Santa Maria del Buen Ayre, Santa María del Buen Ayre, bawnosxires, bu yi nuo si ai li si, bu'enosa a'iresa, buenos-airesi, buenosaires, buenoseuaileseu, buenosuairesu, buraenosa a'iresa, buyenosa a'iresa, bwyns ayrs, bwynws ayrs, bwynws ayrys, byu'enosa erisa, byunas airis, byunas ayels, bywns ayrs, puvenas airis, Μπουένος ΄Aιρες, Μπουένος Άιρες, Буенос Аирес, Буенос Айрес, Буенос Аірес, Буенос Ајрес, Буенос-Аирес, Буенос-Айрес, Буэнас-Айрэс, Буэнос Айрес, Буэнос-Айрес, Буэнос-Айрес ош, Բուենոս Այրես, בואנוס איירס, בוענאס איירעס, بوئنوس آیرس, بوينس آيرس, بوينوس ايريس, بۆینس ئایرس, بیونس آئرس, बुएनोस आइरेस, ब्युएनॉस एरीस, বুয়েনোস আইরেস, বুৱেনোস আইরেস, புவெனஸ் ஐரிஸ், ಬ್ಯೂನಸ್ ಐರಿಸ್, ബ്യൂണസ് അയേഴ്സ്, บัวโนสไอเรส, པུ་ཨེ་ནོ་སི་ཨས་རི་སི།, ဗျူနိုအေးရိစ်မြို့, ბუენოს-აირესი, ብዌኖስ አይሬስ, ブエノスアイレス, 布宜諾斯艾利斯, 布宜诺斯艾利斯, 부에노스아이레스
Population
13,076,300
Currency
Peso (ARS)
Geographic Coordinates
34° 36' S Latitude / 58° 22' W Longitude
International Dialing Code
+54