Air India Flight AI639 Deals & Information (2025/2026)

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Air India Flight 639 Route Deals From $60

The cheapest prices found with in the last 7 days for return flights were $113 and $60 for one-way flights to Chennai Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Jul 24 - Mon, Jul 28
BOM
Chhatrapati Shivaji Intl.
MAA
Chennai Intl.
$113 Roundtrip, found 12 hours ago
$113
Roundtrip
found 12 hours ago
Select Air India flight, departing Thu, Jul 24 from Chhatrapati Shivaji Intl. to Chennai Intl., returning Mon, Jul 28, priced at $113 found 12 hours ago
Wed, Aug 6 - Thu, Aug 7
BOM
Chhatrapati Shivaji Intl.
MAA
Chennai Intl.
$115 Roundtrip, found 1 day ago
$115
Roundtrip
found 1 day ago
Select Air India flight, departing Wed, Aug 6 from Chhatrapati Shivaji Intl. to Chennai Intl., returning Thu, Aug 7, priced at $115 found 1 day ago
Thu, Jul 31 - Sun, Aug 3
BOM
Chhatrapati Shivaji Intl.
MAA
Chennai Intl.
$121 Roundtrip, found 3 hours ago
$121
Roundtrip
found 3 hours ago
Select Air India flight, departing Thu, Jul 31 from Chhatrapati Shivaji Intl. to Chennai Intl., returning Sun, Aug 3, priced at $121 found 3 hours ago

Frequently asked questions

What route does flight number AI639 take?
AI639 flies straight from BOM to Kempegowda Intl. Airport (BLR). During this trip, you'll be in the air for 1 hour and 40 minutes. Book ahead to get your preferred seat.
What terminal does AI639 fly out of?
Passengers with a booking on flight number AI639 from Mumbai Airport (BOM-Chhatrapati Shivaji Intl.) to Kempegowda Intl. Airport (BLR) usually fly out of Terminal 2.
What kind of plane is on flight number AI639?
Get ready to climb aboard an Airbus A321 if you've reserved a seat on flight AI639. The majority of flights from Mumbai Airport (BOM-Chhatrapati Shivaji Intl.) to Kempegowda Intl. Airport (BLR) are operated using this model of aircraft.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your AI639 flight with Travelocity, please visit our Customer Service Portal.