WTA Tennis Preview: Singapore Open & Korea Open Betting Odds, Analysis & Information

The WTA heads to the Asia-Pacific region with two events this week with the Singapore Tennis Open and the Korea Open. Let’s go through each event’s odds, information, draw and bracket analysis backed with picks.

Be sure to check out our tennis match trends page for daily odds, trends and insights on each match.

WTA Singapore Open

Favorite to Win: Mirra Andreeva +220

Sleeper Pick: Elise Mertens +2000

WTA Singapore Open Information

• Dates: September 21–27, 2026
• Location: Singapore
• Surface: Hard (outdoor)
• Tier: 500
• Defending Champion: Elise Mertens

WTA Singapore Open Odds to Win

Seed	Country	Player	Odds to Win
1	🇷🇺	Mirra Andreeva	+220
2	🇺🇸	Amanda Anisimova	+300
3	🇵🇭	Alexandra Eala	+500
	🇨🇿	Barbora Krejcikova	+900
6	🇨🇦	Leylah Fernandez	+1100
7	🇬🇷	Maria Sakkari	+1600
4	🇧🇪	Elise Mertens	+2000
	🇨🇳	Xinyu Wang	+3000
5	🇵🇱	Maja Chwalinska	+4000
8	🇭🇷	Donna Vekic	+4000
	🇦🇺	Daria Kasatkina	+4000
	🇦🇺	Talia Gibson	+4000
	🇷🇺	Tatiana Prozorova	+6000
	🇺🇦	Oleksandra Oliynykova	+6500
	🇧🇾	Aliaksandra Sasnovich	+6500
	🇸🇰	Rebecca Sramkova	+6500
	🇫🇷	Fiona Ferro	+8000
	🇺🇸	Alycia Parks	+8000
	🇦🇺	Storm Hunter	+8000
	🇨🇿	Linda Fruhvirtova	+10000
	🇧🇪	Sofia Costoulas	+10000
	🇫🇷	Kristina Mladenovic	+25000
	🇺🇸	Vivian Wolff	+25000

WTA Singapore Open Draw

WTA Singapore Open Bracket Analysis

Quarter 1

The top seed is the easy call here, and she’s arriving in career-best form. Andreeva already has her maiden Grand Slam on the resume after winning Roland Garros this year, to go with titles in Adelaide and Linz and a runner-up finish at Madrid. More importantly, she’s fresh off a US Open run that ended just two weeks ago in the quarterfinals — and it took Coco Gauff saving two match points to end it. That’s about as strong a form line as anyone in this section can claim, and with a bye straight into the second round, Andreeva gets an extra match to find her footing before the pressure builds.

The complication is No. 6 seed Leylah Fernandez, lurking on the other side of this quarter. Their head-to-head is dead even at 2-2, all four meetings on hard courts, and the most recent one didn’t go Andreeva’s way — Fernandez upset her 6-1, 6-4 in Toronto this August in front of a home crowd, her 10th career top-10 win. Andreeva did answer that with a three-set win over Fernandez at Madrid back in April (7-6(1), 6-3), so there’s recent evidence on both sides. If Fernandez gets through Okamura, that’s the rRound of 16 match to watch in this quarter.

Even with that danger, Andreeva’s the pick to escape — the bigger threat to her run through this half of the draw comes in the semifinal.

Quarter 2

Mertens isn’t just the No. 4 seed here — she’s the defending champion, having taken the 2025 Singapore title over Ann Li 6-1, 6-4 for the ninth WTA crown of her career. With a bye into the second round, she gets a clean look at whoever survives Barbora Krejcikova vs. Anna-Lena Friedsam. That’s the “immediate threat” worth flagging. Krejcikova is a two-time Grand Slam champion with the game to beat anyone on a given day, but her fitness has been a real question mark. If she’s moving well, she’s dangerous; if not, this could be a quick night for Mertens. The dark horse to watch is Oleksandra Oliynykova, sitting in the bottom half of this quarter.

Quarter 3

This one should be straightforward. Eala has had the breakout season of the year on tour — a jump from No. 140 last August to a career-high No. 18, capped by becoming the first Filipino to win a WTA title at the DC Open, where she beat Zheng Qinwen, defending champion Leylah Fernandez, Elina Svitolina, Naomi Osaka, and World No. 3 Jessica Pegula in the final. She also knocked out defending Wimbledon champion Iga Swiatek en route to the fourth round there. With a bye into the second round on top of that resume, there’s no good excuse for her not to clear this quarter.

The sleeper worth watching is whoever comes out of Xinyu Wang vs. Donna Vekic in the opening round. Wang already has the receipts — she beat Vekic in straight sets at Cincinnati just last month — so if she repeats that result, she’s a live threat to build a run through this section.

Quarter 4

Anisimova gets the nod as the No. 2 seed, but it comes with a caveat: she’s fresh off an error-strewn third-round exit at the US Open, losing to Anastasia Potapova. Still, her ceiling is undeniable — she reached the Wimbledon third round this year and has a track record of raising her level in big moments. The obvious sleeper is Maria Sakkari.

The No. 7 seed pulled off one of the year’s biggest upsets in Doha, coming back from a set down to beat Swiatek 2-6, 6-4, 7-5 — the first time anyone had ever beaten Swiatek from a set down in a completed WTA 1000 match — and rode that run from barely inside the top 100 up to No. 33. That’s a real form spike at the right time.

Talia Gibson is the second name worth flagging. She’s streaky, but when she’s on, she’s beaten Jasmine Paolini (her first career top-10 win, at Indian Wells) and both Naomi Osaka and Iva Jovic during a fourth-round run at Miami. If she’s clicking, she’s not a bad dark-horse dart throw. But the pick stands: Eala vs. Anisimova in the semifinal, which would be a rematch of their Cincinnati meeting last month — Anisimova won that one 4-6, 6-4, 6-2 after Eala took the first set, and it was only Anisimova’s second top-20 win of the season at the time.

WTA Singapore Open Picks

• Mirra Andreeva +220
• Elise Mertens +2000

WTA Korea Open

Favorite to Win: Alina Korneeva +750

Sleeper Pick: Kamilla Rakhimova +2000

WTA Korea Open Information

• Dates: September 21–27, 2026
• Location: Seoul, South Korea
• Surface: Hard (outdoor)
• Tier: 250
• Defending Champion: Iga Swiatek

WTA Korea Open Odds to Win

Seed	Country	Player	Odds to Win
	🇺🇸	Katie Volynets	+600
	🇺🇸	Robin Montgomery	+700
	🇷🇺	Alina Korneeva	+750
1	🇱🇻	Jelena Ostapenko	+800
5	🇦🇺	Maya Joint	+800
4	🇷🇴	Elena-Gabriela Ruse	+1300
7	🇵🇱	Magda Linette	+1600
3	🇹🇭	Lanlana Tararudee	+1600
	🇩🇪	Eva Lys	+1600
	🇺🇸	Sofia Kenin	+1800
8	🇺🇿	Kamilla Rakhimova	+2000
	🇷🇺	Alina Charaeva	+2000
6	🇭🇺	Anna Bondar	+2200
	🇺🇿	Polina Kudermetova	+2800
	🇦🇺	Taylah Preston	+3000
	🇯🇵	Moyuka Uchijima	+3000
2	🇦🇺	Kimberly Birrell	+3000
	🇦🇺	Emerson Jones	+3000
	🇺🇸	Elvina Kalieva	+3000
	🇷🇺	Anastasia Zakharova	+3000
	🇲🇽	Renata Zarazua	+4000
	🇹🇭	Mananchaya Sawangkaew	+4000
	🇯🇵	Himeno Sakatsume	+5000
	🇸🇮	Tamara Zidansek	+6500
	🇰🇷	Yeonwoo Ku	+8000
	🇰🇷	Sohyun Park	+20000
	🇰🇷	Dayeon Back	+20000

WTA Korea Open Draw

WTA Korea Open Bracket Analysis

Quarter 1

This is the value play of the whole draw. Korneeva started 2026 ranked outside the Top 200 and has rocketed to No. 89 off one of the best breakout runs on tour — a W75 and a WTA 125 title early in the year, a first WTA 1000 main draw in Rome, main-draw wins at both Roland Garros and Wimbledon, and a first career WTA semifinal in Athens with back-to-back Top 50 wins. She capped it by qualifying into the National Bank Open in Toronto last month and reaching the Round of 16 of a WTA 1000, beating world No. 28 Emma Navarro and world No. 16 Iva Jovic along the way before running into Coco Gauff. That’s a résumé that looks nothing like a typical unseeded name in a Round of 32.

It’s not a free pass, though. Ostapenko is the obvious concern as the top seed — former Grand Slam champion power, and even in a moderate 2026 (No. 26 in the rankings, quarterfinal runs at Linz and the Italian Open, no title yet) she can end anyone’s day with her ball-striking. Linette is the other name to respect; she’s the one player in this section with a win over a reigning world No. 2 this year, having upset Iga Swiatek at Miami, on top of quarterfinal runs at five different events. And Korneeva’s own first-round assignment isn’t easy — Sawangkaew is playing the best tennis of her career, a fresh career-high ranking off a Wimbledon third-round run where she beat Maja Chwalinska and Alycia Parks.

It’s a genuine risk stacking Korneeva against that field, but her current form curve is steeper than anyone else’s in this quarter, and that’s worth betting on here.

Quarter 2

The best player in this section is actually Lanlana Tararudee — she’s built the more complete résumé in 2026, cracking the Top 100 for the first time in May, making the Australian Open main draw through qualifying as the 21st seed, picking up second-round showings at both Wimbledon and the US Open, and winning two WTA 125 titles (Austin over Bianca Andreescu, then the ENKA Ladies Open in Turkiye). She’s the more proven player, full stop.

But Joint gets the nod here on path. Her career has been streaky — a career-high of No. 28 back in February, a first-round Australian Open exit despite being the tournament’s first Australian seed since Ash Barty in 2022, but also the best win of her career, upsetting Serena Williams at Wimbledon to snap an 11-match losing streak. When she’s on, the ceiling is real, and her side of this section (Xinxin Yao, then likely the Yue Yuan/Dayeon Back winner) looks considerably softer than what Tararudee has to get through opposite her.

Keep an eye on the wildcards, though. Robin Montgomery is proof anyone here can catch fire — she won her maiden WTA title this year at the Libéma Open as the No. 484 player in the world, the lowest-ranked woman ever to win a tour-level title on grass. Dayeon Back has actual history of doing exactly this at this event: as a 569-ranked wildcard in 2023, she saved a match point and beat the No. 2 seed, Ostapenko, in a Seoul tiebreak before eventually falling to Kimberly Birrell. Home crowd, wildcard status, track record of an upset like that — she’s a live dark horse if the draw ever lines her up against another seed here.

Quarter 3

This section doesn’t have a clean favorite, so let’s break down the tiers. Bondar and Charaeva are the starting point if you need to lean somewhere: Bondar’s already made a WTA 1000 fourth round this year at Madrid with her maiden top-10 win over Elina Svitolina, and she’s also got the head-to-head edge on Charaeva, having beaten her at the Hamburg quarterfinals.

Charaeva won her first WTA 125 title in February, made her first tour-level quarterfinal at Hamburg, and just picked up Armenian citizenship this July after years representing Russia, so there’s a fresh-chapter storyline attached to her run here too. But don’t sleep on the other side of the bracket. The Lys-Ruse winner has real upside — Ruse specifically has been the most dangerous floater in this whole section all year, with wins over Ostapenko at Linz, Mertens at Rosmalen, and a top-10 win over Linda Noskova en route to the Bad Homburg semifinals as a qualifier.

Kenin and Zarazua are the other names who could get hot: Kenin held three match points against Madison Keys at the French Open before it slipped away, and while her ranking (No. 103) is a shadow of her Australian Open-winning peak, the game is clearly still there when it clicks. If you want a true long shot, though, keep an eye on Yeonwoo Ku. She’s currently South Korea’s top-ranked woman domestically, she’s playing this one on a wildcard in front of a home crowd, and she picked up a title as recently as June. It’s a real long shot given where she sits in the rankings — but stranger things have happened at this tournament.

Quarter 4

The No. 8 seed gets the call based on recent form alone. Rakhimova arrived at the US Open a few weeks ago unseeded and ranked outside the Top 90, then knocked out two-time Grand Slam champion Barbora Krejcikova (seeded 27th) in the first round, 7-6(4), 6-2 — her third career win over a seeded opponent at a major — before reaching the third round for the first time in five years. She pushed Aryna Sabalenka into a genuine fight before finally falling 6-3, 6-4, with her variety and defense giving the world No. 1 real problems even in a straight-sets loss. That’s a clear form spike heading into Seoul, and it lines up with three straight Grand Slam second-round-or-better showings across her last three majors.

If you want alternates, Birrell and Volynets are both live. Birrell, the No. 2 seed, has had a strong season in her own right — a first career WTA 500 semifinal at Adelaide and a signature upset of fifth-ranked Jessica Pegula at the French Open. Volynets has the results too, with a semifinal run at Ostrava (beating Tatjana Maria and Alycia Parks) and a WTA 125 title at the Philly Open just last month. The problem with Volynets specifically is a betting one, not a form one — her current futures odds to win the whole tournament don’t offer enough value for what’s realistically a “could make a run” profile rather than a true title threat here.

WTA Korea Open Picks

• Alina Korneeva +750
• Kamilla Rakhimova +2000

Photo Credit: REUTERS