United Flight 618 Deals & Information (2025/2026)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

United Flight 618 Route Deals From $81

The cheapest prices found with in the last 7 days for return flights were $159 and $81 for one-way flights to Los Angeles Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Oct 14 - Sun, Oct 19
BWI
Baltimore Washington Intl. Thurgood Marshall
LAX
Los Angeles Intl.
$159 Roundtrip, found 4 hours ago
$159
Roundtrip
found 4 hours ago
Select United flight, departing Tue, Oct 14 from Baltimore Washington Intl. Thurgood Marshall to Los Angeles Intl., returning Sun, Oct 19, priced at $159 found 4 hours ago
Wed, Oct 1 - Sat, Oct 11
BWI
Baltimore Washington Intl. Thurgood Marshall
LAX
Los Angeles Intl.
$170 Roundtrip, found 4 days ago
$170
Roundtrip
found 4 days ago
Select United flight, departing Wed, Oct 1 from Baltimore Washington Intl. Thurgood Marshall to Los Angeles Intl., returning Sat, Oct 11, priced at $170 found 4 days ago
Fri, Jul 18 - Sat, Jul 19
BWI
Baltimore Washington Intl. Thurgood Marshall
LAX
Los Angeles Intl.
$181 Roundtrip, found 2 hours ago
$181
Roundtrip
found 2 hours ago
Select United flight, departing Fri, Jul 18 from Baltimore Washington Intl. Thurgood Marshall to Los Angeles Intl., returning Sat, Jul 19, priced at $181 found 2 hours ago

Frequently asked questions

What route does flight number UA618 take?
You'll be touching down at IAH from Seattle - Tacoma Intl. Airport (SEA) if you've booked a ticket on flight number UA618. You'll be in the sky for 4 hours and 14 minutes on this trip. It's also good to note that the flight conveniently travels non-stop.
What kind of plane is on flight number UA618?
There's a good chance you'll be on a Boeing 737-800 if you're traveling on flight number UA618. This flight typically jets off from Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) and comes in to land at IAH.
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 UA618 flight with Travelocity, please visit our Customer Service Portal.