Air India Flight 173 Deals & Information (2026/2027)

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Air India Flight 173 Route Deals From $101

The cheapest prices found with in the last 7 days for return flights were $187 and $101 for one-way flights to Netaji Subhash Chandra Bose Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Sep 27 - Fri, Oct 9
DEL
Indira Gandhi Intl.
CCU
Netaji Subhash Chandra Bose Intl.
$187 Roundtrip, found 9 hours ago
$187
Roundtrip
found 9 hours ago
Select Air India flight, departing Sun, Sep 27 from Indira Gandhi Intl. to Netaji Subhash Chandra Bose Intl., returning Fri, Oct 9, priced at $187 found 9 hours ago
Sun, Sep 27 - Fri, Oct 9
DEL
Indira Gandhi Intl.
CCU
Netaji Subhash Chandra Bose Intl.
$191 Roundtrip, found 9 hours ago
$191
Roundtrip
found 9 hours ago
Select Air India flight, departing Sun, Sep 27 from Indira Gandhi Intl. to Netaji Subhash Chandra Bose Intl., returning Fri, Oct 9, priced at $191 found 9 hours ago
Tue, Oct 20 - Tue, Oct 27
DEL
Indira Gandhi Intl.
CCU
Netaji Subhash Chandra Bose Intl.
$194 Roundtrip, found 3 days ago
$194
Roundtrip
found 3 days ago
Select Air India flight, departing Tue, Oct 20 from Indira Gandhi Intl. to Netaji Subhash Chandra Bose Intl., returning Tue, Oct 27, priced at $194 found 3 days ago
Wed, Oct 28 - Sun, Nov 1
DEL
Indira Gandhi Intl.
CCU
Netaji Subhash Chandra Bose Intl.
$196 Roundtrip, found 13 hours ago
$196
Roundtrip
found 13 hours ago
Select Air India flight, departing Wed, Oct 28 from Indira Gandhi Intl. to Netaji Subhash Chandra Bose Intl., returning Sun, Nov 1, priced at $196 found 13 hours ago
Wed, Oct 28 - Sun, Nov 1
DEL
Indira Gandhi Intl.
CCU
Netaji Subhash Chandra Bose Intl.
$197 Roundtrip, found 13 hours ago
$197
Roundtrip
found 13 hours ago
Select Air India flight, departing Wed, Oct 28 from Indira Gandhi Intl. to Netaji Subhash Chandra Bose Intl., returning Sun, Nov 1, priced at $197 found 13 hours ago
Fri, Oct 9 - Tue, Oct 13
DEL
Indira Gandhi Intl.
CCU
Netaji Subhash Chandra Bose Intl.
$198 Roundtrip, just found
$198
Roundtrip
just found
Select Air India flight, departing Fri, Oct 9 from Indira Gandhi Intl. to Netaji Subhash Chandra Bose Intl., returning Tue, Oct 13, priced at $198 just found
Thu, Oct 8 - Mon, Oct 12
DEL
Indira Gandhi Intl.
CCU
Netaji Subhash Chandra Bose Intl.
$199 Roundtrip, found 1 day ago
$199
Roundtrip
found 1 day ago
Select Air India flight, departing Thu, Oct 8 from Indira Gandhi Intl. to Netaji Subhash Chandra Bose Intl., returning Mon, Oct 12, priced at $199 found 1 day ago

Frequently asked questions

What route does flight number AI173 take?
AI173 takes around 16 hours to jet straight from Delhi Airport to San Francisco Intl. Airport (SFO). Sure, there's magic in the destination, but getting there is half the fun!
What terminal does AI173 fly out of?
AI173 runs between Delhi Airport and SFO, and passengers booked on this flight normally board the aircraft from Terminal 3.
What kind of plane is on flight number AI173?
The route for flight number AI173 is generally Indira Gandhi Intl. Airport (DEL) to San Francisco Intl. Airport (SFO), and the Boeing 777-300ER is the type of plane you'll probably be flying on.
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 AI173 flight with Travelocity, please visit our Customer Service Portal.