Cheap flights from Chicago to Vietnam from $345
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Vietnam departing on 8/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Chicago to Vietnam
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Vietnam?
The month of October is, on average, the cheapest month to fly to Vietnam from Chicago, with most prices found around $989. If you don’t want to visit Vietnam in October, then you should wait until April to fly from Chicago, when ticket prices are also cheap, with an average price of $991.
What is the cheapest day to depart on your flight to Vietnam?
According to our data, Tuesday is the cheapest day to fly to Vietnam from Chicago. The lowest ticket price found for a Tuesday departure recently was $1,078. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Vietnam on Monday is $1,284.
What is the cheapest time of day to depart on your flight to Vietnam?
Flying to Vietnam from Chicago at noon is the least expensive time of day to depart. momondo users have found prices as low as $1,047 when looking at flights departing at noon. In the evening is when there is more demand to fly to Vietnam, so prices are often more expensive at around $1,274 per ticket.
How far in advance should I book a flight to Vietnam?
You are more likely to see cheaper flights to Vietnam from Chicago when booking 19 weeks ahead of your departure date. In general, you can expect to find flights to Vietnam for around $1,190 when searching 19 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Vietnam from Chicago for as low as $1,047 on momondo.
What is the cheapest airline that flies from Chicago to Vietnam?
Air India, Korean Air, and ANA are the most popular carriers operating from Chicago to Vietnam
What airlines fly to Vietnam?
EVA Air, Korean Air and ANA are the top three most popular airlines that fly to Vietnam from Chicago according to our data. EVA Air is the first choice among our users, with 58% of people opting to fly with this airline when traveling to Vietnam. Keep in mind that there are 10 different airlines that fly to Vietnam on a routine basis, so you have a few additional options to choose from.
Cheap Chicago to Vietnam flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Chicago to Vietnam
When did momondo last update prices for flights from Chicago to Vietnam?
Prices for flights from Chicago to Vietnam were last updated today.
How many operators does momondo search for flights from Chicago to Vietnam?
As of June 2025, there are 10 operators available to choose from for flights from Chicago to Vietnam.
How old do you have to be to fly from Chicago to Vietnam?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Vietnam.
What documentation or ID do you need to fly to Vietnam?
The travel and health documents required for your trip to Vietnam can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Vietnam. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Best airlines flying from Chicago to Vietnam
Compare and see reviews for airlines that fly from Chicago to Vietnam with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $733 | Free Cancellation | Rating 7.5 892 reviews | |||
| PriceFrom $752 | Free Cancellation | Rating 8.3 882 reviews | |||
| PriceFrom $780 | Free Cancellation | Rating 7.3 3,848 reviews | |||
| PriceFrom $781 | Free Cancellation | Rating 8.4 1,088 reviews | |||
| PriceFrom $807 | Free Cancellation | Rating 8.3 1,490 reviews | |||
| PriceFrom $829 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $840 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $902 | Free Cancellation | Rating 8.0 7,946 reviews | |||
| PriceFrom $945 | Free Cancellation | Rating 8.4 1,202 reviews | |||
| PriceFrom $1,036 | Free Cancellation | Rating 7.4 3,584 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Chicago to Vietnam?
It is quick and easy to find Chicago to Vietnam flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Vietnam that suits you.
Can I find flights from Chicago to Vietnam with flexible booking policies on momondo?
Yes. All flights to Vietnam from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Chicago to Vietnam?
momondo provides multiple filters to help you find the best flight to Vietnam from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Chicago to Vietnam right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Chicago to Vietnam flights. All you need is a valid email address and we will do the rest; it is that quick and easy.